{"id":4455,"date":"2026-06-14T19:31:12","date_gmt":"2026-06-14T19:31:12","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4455"},"modified":"2026-06-15T14:17:47","modified_gmt":"2026-06-15T14:17:47","slug":"%ce%b3%ce%b9%ce%b1%cf%84%ce%af-%cf%84%ce%bf-mysqldump-%ce%b1%cf%80%ce%bf%cf%84%cf%85%ce%b3%cf%87%ce%ac%ce%bd%ce%b5%ce%b9-%cf%83%cf%84%ce%b9%cf%82-%ce%bc%ce%b5%ce%b3%ce%ac%ce%bb%ce%b5%cf%82-%ce%b2","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/el\/knowledge-base\/%ce%b3%ce%b9%ce%b1%cf%84%ce%af-%cf%84%ce%bf-mysqldump-%ce%b1%cf%80%ce%bf%cf%84%cf%85%ce%b3%cf%87%ce%ac%ce%bd%ce%b5%ce%b9-%cf%83%cf%84%ce%b9%cf%82-%ce%bc%ce%b5%ce%b3%ce%ac%ce%bb%ce%b5%cf%82-%ce%b2\/","title":{"rendered":"\u0393\u03b9\u03b1\u03c4\u03af \u03c4\u03bf mysqldump \u03b1\u03c0\u03bf\u03c4\u03c5\u03b3\u03c7\u03ac\u03bd\u03b5\u03b9 \u03c3\u03c4\u03b9\u03c2 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b5\u03c2 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd MySQL (\u03ba\u03b1\u03b9 \u03c0\u03ce\u03c2 \u03bd\u03b1 \u03c4\u03bf \u03b4\u03b9\u03bf\u03c1\u03b8\u03ce\u03c3\u03b5\u03c4\u03b5)"},"content":{"rendered":"

\u0393\u03b9\u03b1 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b5\u03c2, \u03c4\u03bf mysqldump<\/code> \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03bf\u03cd\u03c3\u03b5 \u03c4\u03bf\u03bd \u03b1\u03b4\u03b9\u03b1\u03bc\u03c6\u03b9\u03c3\u03b2\u03ae\u03c4\u03b7\u03c4\u03bf \u00ab\u03b5\u03bb\u03b2\u03b5\u03c4\u03b9\u03ba\u03cc \u03c3\u03bf\u03c5\u03b3\u03b9\u03ac\u00bb \u03b3\u03b9\u03b1 \u03c4\u03b1 \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b2\u03ac\u03c3\u03b5\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd MySQL. \u0395\u03af\u03bd\u03b1\u03b9 \u03c0\u03b1\u03bd\u03c4\u03b1\u03c7\u03bf\u03cd \u03c0\u03b1\u03c1\u03cc\u03bd, \u03b1\u03c0\u03bb\u03cc \u03ba\u03b1\u03b9 \u03ad\u03c1\u03c7\u03b5\u03c4\u03b1\u03b9 \u03c0\u03c1\u03bf\u03b5\u03b3\u03ba\u03b1\u03c4\u03b5\u03c3\u03c4\u03b7\u03bc\u03ad\u03bd\u03bf \u03bc\u03b5 \u03ba\u03ac\u03b8\u03b5 \u03b4\u03b9\u03b1\u03bd\u03bf\u03bc\u03ae MySQL \u03ba\u03b1\u03b9 MariaDB. \u0393\u03b9\u03b1 \u03bc\u03b9\u03ba\u03c1\u03ad\u03c2 \u03ad\u03c9\u03c2 \u03bc\u03b5\u03c3\u03b1\u03af\u03bf\u03c5 \u03bc\u03b5\u03b3\u03ad\u03b8\u03bf\u03c5\u03c2 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b7 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03ae \u03c4\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b1\u03be\u03b9\u03bf\u03b8\u03b1\u03cd\u03bc\u03b1\u03c3\u03c4\u03b7.<\/p>\n

\u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03bf\u03b9 \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03af \u03b1\u03bd\u03b1\u03c0\u03c4\u03cd\u03c3\u03c3\u03bf\u03bd\u03c4\u03b1\u03b9 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03c3\u03cd\u03bd\u03bf\u03bb\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03be\u03b5\u03c0\u03b5\u03c1\u03bd\u03bf\u03cd\u03bd \u03c4\u03b1 \u03cc\u03c1\u03b9\u03b1 \u03c4\u03c9\u03bd 100GB, 500GB \u03ae \u03c0\u03bf\u03bb\u03bb\u03ce\u03bd terabyte, \u03b7 \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf mysqldump<\/code> \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03b2\u03ad\u03bb\u03c4\u03b9\u03c3\u03c4\u03b7 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03c3\u03b5 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03b7 \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ae \u03b5\u03c5\u03c0\u03ac\u03b8\u03b5\u03b9\u03b1. \u0395\u03ac\u03bd \u03b5\u03af\u03c3\u03c4\u03b5 DBA \u03ae \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03cc\u03c2 DevOps \u03c0\u03bf\u03c5 \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2, \u03c0\u03b9\u03b8\u03b1\u03bd\u03cc\u03c4\u03b1\u03c4\u03b1 \u03ad\u03c7\u03b5\u03c4\u03b5 \u03b2\u03b9\u03ce\u03c3\u03b5\u03b9 \u03c4\u03b9\u03c2 \u03c3\u03b9\u03c9\u03c0\u03b7\u03bb\u03ad\u03c2 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03af\u03b5\u03c2, \u03c4\u03b7\u03bd \u03c5\u03c0\u03bf\u03b2\u03ac\u03b8\u03bc\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c0\u03b1\u03c1\u03ac\u03b4\u03b5\u03ba\u03c4\u03bf\u03c5\u03c2 \u03a7\u03c1\u03cc\u03bd\u03bf\u03c5\u03c2 \u0391\u03c0\u03bf\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 (Recovery Time Objectives – RTO) \u03c0\u03bf\u03c5 \u03c3\u03c7\u03b5\u03c4\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 (logical dumps).<\/p>\n

\u03a3\u03b5 \u03b1\u03c5\u03c4\u03cc \u03c4\u03bf \u03ac\u03c1\u03b8\u03c1\u03bf, \u03b8\u03b1 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03bf\u03cd\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 \u03c4\u03bf\u03c5 mysqldump<\/code>, \u03b8\u03b1 \u03b5\u03be\u03b5\u03c1\u03b5\u03c5\u03bd\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b3\u03b9\u03b1\u03c4\u03af \u03b1\u03c0\u03bf\u03c4\u03c5\u03b3\u03c7\u03ac\u03bd\u03b5\u03b9 \u03c3\u03b5 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1 \u03ba\u03b1\u03b9 \u03b8\u03b1 \u03c0\u03b5\u03c1\u03b9\u03b3\u03c1\u03ac\u03c8\u03bf\u03c5\u03bc\u03b5 \u03bb\u03b5\u03c0\u03c4\u03bf\u03bc\u03b5\u03c1\u03ce\u03c2 \u03c0\u03ce\u03c2 \u03bd\u03b1 \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03c3\u03b5\u03c4\u03b5 \u03c3\u03c4\u03c1\u03b1\u03c4\u03b7\u03b3\u03b9\u03ba\u03ad\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 (physical backups) \u03b5\u03c4\u03b1\u03b9\u03c1\u03b9\u03ba\u03bf\u03cd \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03c4\u03c9\u03bd \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03b1\u03c2.<\/p>\n

\u039f\u03b9 \u0391\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03bf\u03af \u03a0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03af \u03c4\u03bf\u03c5 mysqldump<\/h2>\n

\u0393\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03c4\u03b1\u03bd\u03bf\u03ae\u03c3\u03bf\u03c5\u03bc\u03b5 \u03b3\u03b9\u03b1\u03c4\u03af \u03c4\u03bf mysqldump<\/code> \u03b1\u03c0\u03bf\u03c4\u03c5\u03b3\u03c7\u03ac\u03bd\u03b5\u03b9 \u03c3\u03b5 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03be\u03b5\u03c4\u03ac\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c3\u03c4\u03bf \u03c0\u03b1\u03c1\u03b1\u03c3\u03ba\u03ae\u03bd\u03b9\u03bf. \u03a4\u03bf mysqldump<\/code> \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03af \u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2<\/strong>. \u039a\u03ac\u03bd\u03b5\u03b9 \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c3\u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03b4\u03b9\u03b1\u03b2\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03bc\u03b5\u03c4\u03b1\u03c6\u03c1\u03ac\u03b6\u03b5\u03b9 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03b5\u03b9\u03c1\u03ac \u03b1\u03c0\u03cc \u03b5\u03bd\u03c4\u03bf\u03bb\u03ad\u03c2 SQL (\u03ba\u03c5\u03c1\u03af\u03c9\u03c2 CREATE TABLE<\/code> \u03ba\u03b1\u03b9 INSERT INTO<\/code>).<\/p>\n

\u0391\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ad\u03bd\u03b1 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03c6\u03bf\u03c1\u03b7\u03c4\u03cc \u03ba\u03b1\u03b9 \u03b1\u03bd\u03b1\u03b3\u03bd\u03ce\u03c3\u03b9\u03bc\u03bf \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf \u03b1\u03c1\u03c7\u03b5\u03af\u03bf, \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03b9 \u03c3\u03bf\u03b2\u03b1\u03c1\u03ac \u03c3\u03b7\u03bc\u03b5\u03af\u03b1 \u03c3\u03c5\u03bc\u03c6\u03cc\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2.<\/p>\n

1. \u03a4\u03bf \u03a3\u03b7\u03bc\u03b5\u03af\u03bf \u03a3\u03c5\u03bc\u03c6\u03cc\u03c1\u03b7\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 \u0395\u03bd\u03cc\u03c2 \u039d\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 (Single-Threaded Bottleneck)<\/h3>\n

\u03a3\u03c7\u03b5\u03b4\u03b9\u03b1\u03c3\u03c4\u03b9\u03ba\u03ac, \u03c4\u03bf mysqldump<\/code> \u03b5\u03af\u03bd\u03b1\u03b9 \u03bc\u03b9\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1 \u03b5\u03bd\u03cc\u03c2 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2. \u0395\u03c0\u03b5\u03be\u03b5\u03c1\u03b3\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03ad\u03bd\u03b1\u03bd \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03c4\u03b7 \u03c6\u03bf\u03c1\u03ac, \u03c3\u03b5\u03b9\u03c1\u03ac \u03c0\u03c1\u03bf\u03c2 \u03c3\u03b5\u03b9\u03c1\u03ac. \u0395\u03bd\u03ce \u03c4\u03bf \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03bf \u03c5\u03bb\u03b9\u03ba\u03cc \u03b4\u03b9\u03b1\u03b8\u03ad\u03c4\u03b5\u03b9 \u03b4\u03b5\u03ba\u03ac\u03b4\u03b5\u03c2 \u03c0\u03c5\u03c1\u03ae\u03bd\u03b5\u03c2 CPU \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7 NVMe \u03b9\u03ba\u03b1\u03bd\u03ae \u03b3\u03b9\u03b1 gigabytes \u03b1\u03bd\u03ac \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03cc\u03bb\u03b5\u03c0\u03c4\u03bf, \u03c4\u03bf mysqldump<\/code> \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af \u03bc\u03cc\u03bd\u03bf \u03ad\u03bd\u03b1 \u03ba\u03bb\u03ac\u03c3\u03bc\u03b1 \u03b1\u03c5\u03c4\u03ce\u03bd \u03c4\u03c9\u03bd \u03c0\u03cc\u03c1\u03c9\u03bd.<\/p>\n

\u0391\u03ba\u03cc\u03bc\u03b7 \u03ba\u03b1\u03b9 \u03cc\u03c4\u03b1\u03bd \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b5 \u03c4\u03b9\u03c2 \u03c4\u03c5\u03c0\u03b9\u03ba\u03ad\u03c2 \u03c3\u03b7\u03bc\u03b1\u03af\u03b5\u03c2 (flags) \u03b3\u03b9\u03b1 \u03c0\u03af\u03bd\u03b1\u03ba\u03b5\u03c2 InnoDB:<\/p>\n

mysqldump -u root -p --single-transaction --routines --triggers --events --quick production_db > backup.sql\n<\/code><\/pre>\n
\u0397 \u03c3\u03b7\u03bc\u03b1\u03af\u03b1 --quick<\/code> \u03b1\u03bd\u03b1\u03b3\u03ba\u03ac\u03b6\u03b5\u03b9 \u03c4\u03bf mysqldump<\/code> \u03bd\u03b1 \u03b1\u03bd\u03b1\u03ba\u03c4\u03ac \u03c4\u03b9\u03c2 \u03c3\u03b5\u03b9\u03c1\u03ad\u03c2 \u03bc\u03af\u03b1 \u03c0\u03c1\u03bf\u03c2 \u03bc\u03af\u03b1 \u03b1\u03bd\u03c4\u03af \u03bd\u03b1 \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03cd\u03b5\u03b9 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03bf \u03c4\u03bf\u03bd \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03c3\u03c4\u03b7 \u03bc\u03bd\u03ae\u03bc\u03b7, \u03b3\u03b5\u03b3\u03bf\u03bd\u03cc\u03c2 \u03c0\u03bf\u03c5 \u03b1\u03c0\u03bf\u03c4\u03c1\u03ad\u03c0\u03b5\u03b9 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1\u03c4\u03b1 Out of Memory (OOM) \u03c3\u03c4\u03b7\u03bd \u03c0\u03bb\u03b5\u03c5\u03c1\u03ac \u03c4\u03bf\u03c5 \u03c0\u03b5\u03bb\u03ac\u03c4\u03b7. \u03a9\u03c3\u03c4\u03cc\u03c3\u03bf, \u03b7 \u03c6\u03cd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03bd\u03cc\u03c2 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bc\u03b9\u03b1 \u03b2\u03ac\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd 500GB \u03b8\u03b1 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03c7\u03c1\u03b5\u03b9\u03b1\u03c3\u03c4\u03b5\u03af 10 \u03ad\u03c9\u03c2 15 \u03ce\u03c1\u03b5\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03be\u03b1\u03c7\u03b8\u03b5\u03af, \u03b5\u03c0\u03b7\u03c1\u03b5\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c3\u03bf\u03b2\u03b1\u03c1\u03ac \u03c4\u03bf\u03bd \u03a3\u03c4\u03cc\u03c7\u03bf \u03a3\u03b7\u03bc\u03b5\u03af\u03bf\u03c5 \u0391\u03c0\u03bf\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 (Recovery Point Objective – RPO).<\/p>\n
2. \u039c\u03cc\u03bb\u03c5\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 InnoDB Buffer Pool<\/h3>\n
\u038c\u03c4\u03b1\u03bd \u03c4\u03bf mysqldump<\/code> \u03b4\u03b9\u03b1\u03b2\u03ac\u03b6\u03b5\u03b9 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03b5\u03b9\u03c1\u03ac \u03ba\u03ac\u03b8\u03b5 \u03c0\u03af\u03bd\u03b1\u03ba\u03b1, \u03b1\u03bd\u03b1\u03b3\u03ba\u03ac\u03b6\u03b5\u03b9 \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae MySQL \u03bd\u03b1 \u03c6\u03bf\u03c1\u03c4\u03ce\u03c3\u03b5\u03b9 \u03b1\u03c5\u03c4\u03ac \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03b4\u03af\u03c3\u03ba\u03bf \u03c3\u03c4\u03bf InnoDB buffer pool. \u03a3\u03b5 \u03ad\u03bd\u03b1 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2, \u03c4\u03bf buffer pool \u03c3\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03c1\u03bf\u03c3\u03b5\u03ba\u03c4\u03b9\u03ba\u03ac \u03b3\u03b5\u03bc\u03ac\u03c4\u03bf \u03bc\u03b5 \u03c4\u03bf \u00ab\u03b8\u03b5\u03c1\u03bc\u03cc\u00bb \u03c3\u03cd\u03bd\u03bf\u03bb\u03bf \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2 \u03c3\u03b1\u03c2.<\/p>\n
\u0388\u03bd\u03b1 \u03c4\u03b5\u03c1\u03ac\u03c3\u03c4\u03b9\u03bf \u03bb\u03bf\u03b3\u03b9\u03ba\u03cc dump \u03b8\u03b1 \u00ab\u03c3\u03ba\u03bf\u03c5\u03c0\u03af\u03c3\u03b5\u03b9\u00bb \u03c4\u03bf buffer pool, \u03b5\u03ba\u03b4\u03b9\u03ce\u03ba\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b5\u03c5\u03c1\u03b5\u03c4\u03ae\u03c1\u03b9\u03b1 \u03ba\u03b1\u03b9 \u03c3\u03b5\u03bb\u03af\u03b4\u03b5\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03bf\u03c5 \u03c0\u03c1\u03bf\u03c3\u03c0\u03b5\u03bb\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c5\u03c7\u03bd\u03ac \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b7\u03b8\u03b5\u03af \u03c7\u03ce\u03c1\u03bf\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b1 \u00ab\u03c8\u03c5\u03c7\u03c1\u03ac\u00bb \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03c0\u03bf\u03c5 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03c9\u03c2 \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2. \u0391\u03c5\u03c4\u03cc \u03bf\u03b4\u03b7\u03b3\u03b5\u03af \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03be\u03b1\u03c6\u03bd\u03b9\u03ba\u03ae, \u03bc\u03b1\u03b6\u03b9\u03ba\u03ae \u03b1\u03cd\u03be\u03b7\u03c3\u03b7 \u03c4\u03bf\u03c5 I\/O \u03c4\u03bf\u03c5 \u03b4\u03af\u03c3\u03ba\u03bf\u03c5, \u03ba\u03b1\u03b8\u03ce\u03c2 \u03c4\u03b1 \u03b5\u03c1\u03c9\u03c4\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b1\u03bd\u03b1\u03b3\u03ba\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b2\u03ac\u03b6\u03bf\u03c5\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03b4\u03af\u03c3\u03ba\u03bf, \u03bf\u03b4\u03b7\u03b3\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c3\u03b5 \u03c3\u03bf\u03b2\u03b1\u03c1\u03ae \u03ba\u03b1\u03b8\u03c5\u03c3\u03c4\u03ad\u03c1\u03b7\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae\u03c2.<\/p>\n
3. \u039a\u03bb\u03b5\u03b9\u03b4\u03ce\u03bc\u03b1\u03c4\u03b1 \u039c\u03b5\u03c4\u03b1\u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03a3\u03c5\u03b3\u03ba\u03c1\u03bf\u03cd\u03c3\u03b5\u03b9\u03c2 DDL<\/h3>\n
\u0393\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c4\u03b7\u03c1\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c0\u03b5\u03b9\u03b1, \u03bf\u03b9 DBA \u03b2\u03b1\u03c3\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03c4\u03b7 \u03c3\u03b7\u03bc\u03b1\u03af\u03b1 --single-transaction<\/code>, \u03b7 \u03bf\u03c0\u03bf\u03af\u03b1 \u03b8\u03ad\u03c4\u03b5\u03b9 \u03c4\u03bf \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03b1\u03c0\u03bf\u03bc\u03cc\u03bd\u03c9\u03c3\u03b7\u03c2 \u03c3\u03c5\u03bd\u03b1\u03bb\u03bb\u03b1\u03b3\u03ce\u03bd \u03c3\u03b5 REPEATABLE READ<\/code> \u03ba\u03b1\u03b9 \u03be\u03b5\u03ba\u03b9\u03bd\u03ac \u03bc\u03b9\u03b1 \u03c3\u03c5\u03bd\u03b1\u03bb\u03bb\u03b1\u03b3\u03ae \u03c0\u03c1\u03b9\u03bd \u03b1\u03c0\u03cc \u03c4\u03b7\u03bd \u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/p>\n
\u0391\u03bd \u03ba\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc \u03b1\u03c0\u03bf\u03c6\u03b5\u03cd\u03b3\u03b5\u03b9 \u03c4\u03b1 \u03ba\u03bb\u03b5\u03b9\u03b4\u03ce\u03bc\u03b1\u03c4\u03b1 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2 \u03c3\u03b5 \u03b5\u03c0\u03af\u03c0\u03b5\u03b4\u03bf \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 (FLUSH TABLES WITH READ LOCK<\/code>), \u03b4\u03b5\u03bd \u03c0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c4\u03b5\u03cd\u03b5\u03b9 \u03b1\u03c0\u03cc \u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c3\u03c4\u03b7 \u0393\u03bb\u03ce\u03c3\u03c3\u03b1 \u039f\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd (DDL). \u0395\u03ac\u03bd \u03bc\u03b9\u03b1 \u03b5\u03bd\u03c4\u03bf\u03bb\u03ae ALTER TABLE<\/code>, DROP TABLE<\/code> \u03ae TRUNCATE TABLE<\/code> \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03c3\u03c4\u03b5\u03af \u03c3\u03b5 \u03ad\u03bd\u03b1\u03bd \u03c0\u03af\u03bd\u03b1\u03ba\u03b1 \u03b5\u03bd\u03ce \u03c4\u03bf mysqldump<\/code> \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03af\u03c4\u03b1\u03b9, \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b8\u03b1 \u03ba\u03b1\u03c4\u03b1\u03c1\u03c1\u03b5\u03cd\u03c3\u03b5\u03b9 \u03bc\u03b5 \u03c3\u03c6\u03ac\u03bb\u03bc\u03b1 table definition has changed, please retry transaction<\/code>. \u03a3\u03b5 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 CI\/CD \u03bc\u03b5 \u03c3\u03c5\u03c7\u03bd\u03ad\u03c2 \u03bc\u03b5\u03c4\u03b1\u03bd\u03b1\u03c3\u03c4\u03b5\u03cd\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c7\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b1\u03c5\u03c4\u03cc \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c3\u03c5\u03bd\u03b5\u03c7\u03b5\u03af\u03c2 \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03af\u03b5\u03c2 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2.<\/p>\n
4. \u039f \u0395\u03c6\u03b9\u03ac\u03bb\u03c4\u03b7\u03c2 \u03c4\u03bf\u03c5 RTO: \u03a7\u03c1\u03cc\u03bd\u03bf\u03b9 \u0395\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2<\/h3>\n
\u0397 \u03c0\u03b9\u03bf \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03c1\u03bf\u03c6\u03b9\u03ba\u03ae \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03af\u03b1 \u03c4\u03bf\u03c5 mysqldump<\/code> \u03b4\u03b5\u03bd \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b9\u03bb\u03b7\u03c0\u03c4\u03ae \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2, \u03b1\u03bb\u03bb\u03ac \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac.<\/p>\n
\u0397 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03b5\u03bd\u03cc\u03c2 \u03bb\u03bf\u03b3\u03b9\u03ba\u03bf\u03cd dump \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b1\u03c0\u03cc \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae MySQL \u03bd\u03b1 \u03b1\u03bd\u03b1\u03bb\u03cd\u03c3\u03b5\u03b9 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03ba\u03c4\u03b5\u03bb\u03ad\u03c3\u03b5\u03b9 \u03b5\u03ba\u03b1\u03c4\u03bf\u03bc\u03bc\u03cd\u03c1\u03b9\u03b1 \u03b5\u03bd\u03c4\u03bf\u03bb\u03ad\u03c2 INSERT<\/code>. \u0393\u03b9\u03b1 \u03ba\u03ac\u03b8\u03b5 \u03c3\u03b5\u03b9\u03c1\u03ac \u03c0\u03bf\u03c5 \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03c4\u03b1\u03b9, \u03b7 MySQL \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1:
\n* \u0395\u03bb\u03ad\u03b3\u03be\u03b5\u03b9 \u03c4\u03bf\u03c5\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd\u03c2 (\u039e\u03ad\u03bd\u03b1 \u039a\u03bb\u03b5\u03b9\u03b4\u03b9\u03ac, \u039c\u03bf\u03bd\u03b1\u03b4\u03b9\u03ba\u03ac \u039a\u03bb\u03b5\u03b9\u03b4\u03b9\u03ac).
\n* \u0391\u03bd\u03b1\u03ba\u03b1\u03c4\u03b1\u03c3\u03ba\u03b5\u03c5\u03ac\u03c3\u03b5\u03b9 \u03b4\u03b5\u03c5\u03c4\u03b5\u03c1\u03b5\u03cd\u03bf\u03bd\u03c4\u03b1 \u03b5\u03c5\u03c1\u03b5\u03c4\u03ae\u03c1\u03b9\u03b1 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7.
\n* \u0393\u03c1\u03ac\u03c8\u03b5\u03b9 \u03c3\u03c4\u03bf InnoDB redo log.
\n* \u039a\u03ac\u03bd\u03b5\u03b9 flush \u03c3\u03c4\u03bf binlog (\u03b5\u03ac\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bd\u03b5\u03c1\u03b3\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03bf).<\/p>\n
\u0397 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03bc\u03b9\u03b1\u03c2 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd 1TB \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03bb\u03bf\u03b3\u03b9\u03ba\u03cc dump \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c1\u03ba\u03ad\u03c3\u03b5\u03b9 \u03b1\u03c1\u03ba\u03b5\u03c4\u03ad\u03c2 \u03b7\u03bc\u03ad\u03c1\u03b5\u03c2. \u0395\u03ac\u03bd \u03b7 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03ae \u03c3\u03b1\u03c2 \u03ad\u03c7\u03b5\u03b9 RTO 4 \u03c9\u03c1\u03ce\u03bd, \u03c4\u03bf mysqldump<\/code> \u03b5\u03b3\u03b3\u03c5\u03ac\u03c4\u03b1\u03b9 \u03cc\u03c4\u03b9 \u03b8\u03b1 \u03b1\u03c0\u03bf\u03c4\u03cd\u03c7\u03b5\u03c4\u03b5 \u03bd\u03b1 \u03c4\u03b7\u03c1\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03a3\u03c5\u03bc\u03c6\u03c9\u03bd\u03af\u03b1 \u0395\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03a5\u03c0\u03b7\u03c1\u03b5\u03c3\u03b9\u03ce\u03bd (SLA).<\/p>\n
\u0395\u03bd\u03b1\u03bb\u03bb\u03b1\u03ba\u03c4\u03b9\u03ba\u03ad\u03c2 \u039b\u03cd\u03c3\u03b5\u03b9\u03c2 \u0395\u03c4\u03b1\u03b9\u03c1\u03b9\u03ba\u03bf\u03cd \u0395\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5: \u039c\u03b5\u03c4\u03ac\u03b2\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03a6\u03c5\u03c3\u03b9\u03ba\u03ac \u0391\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u0391\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2<\/h2>\n
\u0393\u03b9\u03b1 \u03bd\u03b1 \u03b5\u03c0\u03b9\u03c4\u03cd\u03c7\u03b5\u03c4\u03b5 \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1 \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03b1 \u03c3\u03cd\u03bd\u03bf\u03bb\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03b3\u03ba\u03b1\u03c4\u03b1\u03bb\u03b5\u03af\u03c8\u03b5\u03c4\u03b5 \u03c4\u03b1 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c5\u03c0\u03ad\u03c1 \u03c4\u03c9\u03bd \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2<\/strong>.<\/p>\n
\u03a4\u03b1 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c0\u03b1\u03c1\u03b1\u03ba\u03ac\u03bc\u03c0\u03c4\u03bf\u03c5\u03bd \u03b5\u03bd\u03c4\u03b5\u03bb\u03ce\u03c2 \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ae \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7\u03c2 SQL \u03c4\u03b7\u03c2 MySQL. \u0391\u03bd\u03c4\u03af\u03b8\u03b5\u03c4\u03b1, \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5\u03bd \u03c4\u03b1 \u03c5\u03c0\u03bf\u03ba\u03b5\u03af\u03bc\u03b5\u03bd\u03b1 \u03b4\u03c5\u03b1\u03b4\u03b9\u03ba\u03ac \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd (\u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 .ibd<\/code>, \u03c4\u03b1 redo logs \u03ba\u03b1\u03b9 \u03c4\u03b1 undo logs) \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03b1\u03c0\u03cc \u03c4\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd. \u0395\u03c0\u03b5\u03b9\u03b4\u03ae \u03b1\u03c0\u03bb\u03ce\u03c2 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5\u03bd \u03b1\u03c1\u03c7\u03b5\u03af\u03b1, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bd \u03c3\u03c4\u03b7 \u03bc\u03ad\u03b3\u03b9\u03c3\u03c4\u03b7 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b4\u03b9\u03b1\u03b4\u03bf\u03c7\u03b9\u03ba\u03ae\u03c2 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7\u03c2\/\u03b5\u03b3\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2 \u03c4\u03bf\u03c5 \u03c5\u03bb\u03b9\u03ba\u03bf\u03cd \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bb\u03bb\u03b7\u03bb\u03b9\u03c3\u03c4\u03bf\u03cd\u03bd \u03c3\u03b5 \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03b2\u03b1\u03b8\u03bc\u03cc.<\/p>\n
Percona XtraBackup: \u03a4\u03bf \u0392\u03b9\u03bf\u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03cc \u03a0\u03c1\u03cc\u03c4\u03c5\u03c0\u03bf<\/h3>\n
\u0393\u03b9\u03b1 \u03c4\u03b9\u03c2 \u03bc\u03b7\u03c7\u03b1\u03bd\u03ad\u03c2 InnoDB \u03ba\u03b1\u03b9 XtraDB, \u03c4\u03bf Percona XtraBackup<\/strong> \u03b5\u03af\u03bd\u03b1\u03b9 \u03c4\u03bf \u03ba\u03bf\u03c1\u03c5\u03c6\u03b1\u03af\u03bf \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03bf \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b1\u03bd\u03bf\u03b9\u03c7\u03c4\u03bf\u03cd \u03ba\u03ce\u03b4\u03b9\u03ba\u03b1. \u0395\u03ba\u03c4\u03b5\u03bb\u03b5\u03af \u00ab\u03b6\u03c9\u03bd\u03c4\u03b1\u03bd\u03ac\u00bb (hot), \u03bc\u03b7 \u03bc\u03c0\u03bb\u03bf\u03ba\u03b1\u03c1\u03b9\u03c3\u03c4\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b2\u03ac\u03c3\u03b5\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd MySQL.<\/p>\n
\u03a0\u03ce\u03c2 \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03c4\u03bf XtraBackup<\/h4>\n
    \n
  1. \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae \u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd:<\/strong> \u03a4\u03bf XtraBackup \u03be\u03b5\u03ba\u03b9\u03bd\u03ac \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae \u03c4\u03c9\u03bd \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd InnoDB (.ibd<\/code>).<\/li>\n
  2. \u03a0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03cd\u03b8\u03b7\u03c3\u03b7 \u0391\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u039a\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2 (Log Tracking):<\/strong> \u0395\u03c0\u03b5\u03b9\u03b4\u03ae \u03b7 \u03b2\u03ac\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b6\u03c9\u03bd\u03c4\u03b1\u03bd\u03ae, \u03c4\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 \u03b8\u03b1 \u03b1\u03bb\u03bb\u03ac\u03be\u03bf\u03c5\u03bd \u03b5\u03bd\u03ce \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9. \u03a4\u03bf XtraBackup \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03b5\u03af \u03ad\u03bd\u03b1 \u03bd\u03ae\u03bc\u03b1 \u03c0\u03b1\u03c1\u03b1\u03c3\u03ba\u03b7\u03bd\u03af\u03bf\u03c5 \u03c0\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03b5\u03af \u03ba\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03b5\u03b9 \u03c4\u03bf InnoDB redo log (ib_logfile0<\/code>, \u03ba.\u03bb\u03c0.) \u03b3\u03b9\u03b1 \u03c4\u03c5\u03c7\u03cc\u03bd \u03c3\u03c5\u03bd\u03b1\u03bb\u03bb\u03b1\u03b3\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03c3\u03c5\u03bc\u03b2\u03b1\u03af\u03bd\u03bf\u03c5\u03bd \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b9\u03ac\u03c1\u03ba\u03b5\u03b9\u03b1 \u03c4\u03bf\u03c5 \u03c0\u03b1\u03c1\u03b1\u03b8\u03cd\u03c1\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2.<\/li>\n
  3. \u03a0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03af\u03b1 (\u0391\u03bd\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7 \u03b1\u03c0\u03cc \u039a\u03b1\u03c4\u03ac\u03c1\u03c1\u03b5\u03c5\u03c3\u03b7):<\/strong> \u039c\u03b5\u03c4\u03ac \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2, \u03c4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03bd\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b2\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03b1\u03c3\u03c5\u03bd\u03b5\u03c0\u03ae \u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7. \u03a4\u03bf XtraBackup \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03b5\u03b9 \u03c4\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03bc\u03bc\u03ad\u03bd\u03b1 redo logs \u03c3\u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd (\u03c0\u03b1\u03c1\u03cc\u03bc\u03bf\u03b9\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c4\u03c1\u03cc\u03c0\u03bf \u03c0\u03bf\u03c5 \u03b7 MySQL \u03b5\u03ba\u03c4\u03b5\u03bb\u03b5\u03af \u03b1\u03bd\u03ac\u03ba\u03c4\u03b7\u03c3\u03b7 \u03b1\u03c0\u03cc \u03ba\u03b1\u03c4\u03ac\u03c1\u03c1\u03b5\u03c5\u03c3\u03b7 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03ba\u03af\u03bd\u03b7\u03c3\u03b7), \u03bc\u03b5 \u03b1\u03c0\u03bf\u03c4\u03ad\u03bb\u03b5\u03c3\u03bc\u03b1 \u03ad\u03bd\u03b1 \u03b1\u03c0\u03cc\u03bb\u03c5\u03c4\u03b1 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ad\u03c2 \u03c3\u03c4\u03b9\u03b3\u03bc\u03b9\u03cc\u03c4\u03c5\u03c0\u03bf \u03c4\u03b7\u03c2 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03ba\u03c1\u03b9\u03b2\u03ce\u03c2 \u03c4\u03b7 \u03c3\u03c4\u03b9\u03b3\u03bc\u03ae \u03c0\u03bf\u03c5 \u03bf\u03bb\u03bf\u03ba\u03bb\u03b7\u03c1\u03ce\u03b8\u03b7\u03ba\u03b5 \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2.<\/li>\n<\/ol>\n
    \u0395\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03a3\u03c4\u03c1\u03b1\u03c4\u03b7\u03b3\u03b9\u03ba\u03ae\u03c2 \u03a6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u0391\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2<\/h2>\n
    \u0391\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03b5\u03af \u03bc\u03b9\u03b1 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ae \u03ba\u03b1\u03b8\u03bf\u03b4\u03ae\u03b3\u03b7\u03c3\u03b7 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03bc\u03b9\u03b1\u03c2 \u03c3\u03c4\u03c1\u03b1\u03c4\u03b7\u03b3\u03b9\u03ba\u03ae\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf Percona XtraBackup.<\/p>\n
    \u0392\u03ae\u03bc\u03b1 1: \u03a1\u03bf\u03ae (Streaming) \u03c4\u03bf\u03c5 \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u0391\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2<\/h3>\n
    \u0397 \u03b5\u03b3\u03b3\u03c1\u03b1\u03c6\u03ae \u03b5\u03bd\u03cc\u03c2 \u03c4\u03b5\u03c1\u03ac\u03c3\u03c4\u03b9\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c3\u03c4\u03bf\u03bd \u03c4\u03bf\u03c0\u03b9\u03ba\u03cc \u03b4\u03af\u03c3\u03ba\u03bf \u03c3\u03c5\u03c7\u03bd\u03ac \u03c0\u03c1\u03bf\u03ba\u03b1\u03bb\u03b5\u03af \u03c0\u03c1\u03bf\u03b2\u03bb\u03ae\u03bc\u03b1\u03c4\u03b1 \u03c7\u03c9\u03c1\u03b7\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1\u03c2. \u0397 \u03b2\u03ad\u03bb\u03c4\u03b9\u03c3\u03c4\u03b7 \u03c0\u03c1\u03b1\u03ba\u03c4\u03b9\u03ba\u03ae \u03b5\u03c0\u03b9\u03b2\u03ac\u03bb\u03bb\u03b5\u03b9 \u03c4\u03b7 \u03c1\u03bf\u03ae \u03c4\u03bf\u03c5 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03c3\u03b5 \u03bc\u03bf\u03c1\u03c6\u03ae \u03b1\u03c1\u03c7\u03b5\u03b9\u03bf\u03b8\u03ad\u03c4\u03b7\u03c3\u03b7\u03c2, \u03c4\u03b7 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03ae \u03c4\u03bf\u03c5 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03c0\u03bf\u03c3\u03c4\u03bf\u03bb\u03ae \u03c4\u03bf\u03c5 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae \u03c0\u03c1\u03bf\u03c3\u03c9\u03c1\u03b9\u03bd\u03ae\u03c2 \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 (staging area) \u03ae \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2.<\/p>\n
    \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf xbstream<\/code>, \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03bd\u03b1 \u03c0\u03b1\u03c1\u03b1\u03bb\u03bb\u03b7\u03bb\u03af\u03c3\u03bf\u03c5\u03bc\u03b5 \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c4\u03bf \u03c3\u03c5\u03bc\u03c0\u03b9\u03ad\u03c3\u03bf\u03c5\u03bc\u03b5 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7\u03bd \u03b5\u03ba\u03c4\u03ad\u03bb\u03b5\u03c3\u03b7:<\/p>\n
    xtrabackup --backup \n  --user=backup_user \n  --password=SecurePassword! \n  --parallel=4 \n  --stream=xbstream | lz4 > \/mnt\/backups\/mysql_prod_backup.xbstream.lz4\n<\/code><\/pre>\n
      \n
    • --parallel=4<\/code>: \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af 4 \u03bd\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c5\u03c4\u03cc\u03c7\u03c1\u03bf\u03bd\u03b7 \u03b1\u03bd\u03ac\u03b3\u03bd\u03c9\u03c3\u03b7 \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd.<\/li>\n
    • --stream=xbstream<\/code>: \u03a0\u03b1\u03c1\u03ac\u03b3\u03b5\u03b9 \u03c4\u03bf \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c3\u03c4\u03b7\u03bd \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03c3\u03bc\u03ad\u03bd\u03b7 \u03bc\u03bf\u03c1\u03c6\u03ae \u03c1\u03bf\u03ae\u03c2 \u03c4\u03b7\u03c2 Percona.<\/li>\n
    • lz4<\/code>: \u03a0\u03b1\u03c1\u03ad\u03c7\u03b5\u03b9 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b7 \u03c3\u03c5\u03bc\u03c0\u03af\u03b5\u03c3\u03b7 \u03bc\u03b5 \u03c7\u03b1\u03bc\u03b7\u03bb\u03ae \u03c7\u03c1\u03ae\u03c3\u03b7 CPU.<\/li>\n<\/ul>\n
      \u0392\u03ae\u03bc\u03b1 2: \u03a0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03af\u03b1 \u03c4\u03bf\u03c5 \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03bf\u03c5 \u0391\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b3\u03b9\u03b1 \u0395\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac<\/h3>\n
      \u03a0\u03c1\u03b9\u03bd \u03bc\u03c0\u03bf\u03c1\u03ad\u03c3\u03b5\u03b9 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03b1\u03b8\u03b5\u03af \u03ad\u03bd\u03b1 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03bf \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2, \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u00ab\u03c0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03c4\u03b5\u03af\u00bb (\u03b5\u03c6\u03b1\u03c1\u03bc\u03bf\u03b3\u03ae \u03c4\u03c9\u03bd redo logs). \u03a0\u03c1\u03ce\u03c4\u03b1, \u03b5\u03be\u03b1\u03b3\u03ac\u03b3\u03b5\u03c4\u03b5 \u03ba\u03b1\u03b9 \u03b1\u03c0\u03bf\u03c3\u03c5\u03bc\u03c0\u03b9\u03ad\u03c3\u03c4\u03b5 \u03c4\u03b7 \u03c1\u03bf\u03ae:<\/p>\n
      mkdir -p \/data\/restore\nlz4 -d \/mnt\/backups\/mysql_prod_backup.xbstream.lz4 | xbstream -x -C \/data\/restore\n<\/code><\/pre>\n
      \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03b5\u03ba\u03c4\u03b5\u03bb\u03ad\u03c3\u03c4\u03b5 \u03c4\u03b7 \u03c6\u03ac\u03c3\u03b7 \u03c0\u03c1\u03bf\u03b5\u03c4\u03bf\u03b9\u03bc\u03b1\u03c3\u03af\u03b1\u03c2. \u0391\u03c5\u03c4\u03cc \u03c4\u03bf \u03b2\u03ae\u03bc\u03b1 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03bc\u03bd\u03ae\u03bc\u03b7, \u03bf\u03c0\u03cc\u03c4\u03b5 \u03b2\u03b5\u03b2\u03b1\u03b9\u03c9\u03b8\u03b5\u03af\u03c4\u03b5 \u03cc\u03c4\u03b9 \u03bf \u03b4\u03b9\u03b1\u03ba\u03bf\u03bc\u03b9\u03c3\u03c4\u03ae\u03c2 \u03ad\u03c7\u03b5\u03b9 \u03b4\u03b9\u03b1\u03b8\u03ad\u03c3\u03b9\u03bc\u03b7 \u03b5\u03c0\u03b1\u03c1\u03ba\u03ae RAM:<\/p>\n
      xtrabackup --prepare --use-memory=4G --target-dir=\/data\/restore\n<\/code><\/pre>\n
      \u0392\u03ae\u03bc\u03b1 3: \u0395\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03c4\u03b7\u03c2 \u0392\u03ac\u03c3\u03b7\u03c2 \u0394\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd<\/h3>\n
      \u0393\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac, \u03bf \u03ba\u03b1\u03c4\u03ac\u03bb\u03bf\u03b3\u03bf\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03b7\u03c2 MySQL \u03c0\u03c1\u03bf\u03bf\u03c1\u03b9\u03c3\u03bc\u03bf\u03cd \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03bd\u03c4\u03b5\u03bb\u03ce\u03c2 \u03ac\u03b4\u03b5\u03b9\u03bf\u03c2. \u0394\u03b9\u03b1\u03ba\u03cc\u03c8\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 MySQL, \u03ba\u03b1\u03b8\u03b1\u03c1\u03af\u03c3\u03c4\u03b5 \u03c4\u03bf\u03bd \u03ba\u03b1\u03c4\u03ac\u03bb\u03bf\u03b3\u03bf \u03ba\u03b1\u03b9 \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c8\u03c4\u03b5 \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03c0\u03af\u03c3\u03c9:<\/p>\n
      systemctl stop mysql\nrm -rf \/var\/lib\/mysql\/*\n\nxtrabackup --copy-back --target-dir=\/data\/restore\n<\/code><\/pre>\n
      \u03a4\u03ad\u03bb\u03bf\u03c2, \u03b4\u03b9\u03bf\u03c1\u03b8\u03ce\u03c3\u03c4\u03b5 \u03c4\u03b1 \u03b4\u03b9\u03ba\u03b1\u03b9\u03ce\u03bc\u03b1\u03c4\u03b1 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03c3\u03c4\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2 \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u03c0\u03c1\u03b9\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1:<\/p>\n
      chown -R mysql:mysql \/var\/lib\/mysql\nsystemctl start mysql\n<\/code><\/pre>\n
      \u0395\u03c0\u03b5\u03b9\u03b4\u03ae \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03ae\u03b4\u03b7 \u03b4\u03bf\u03bc\u03b7\u03bc\u03ad\u03bd\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03b1 \u03b5\u03c5\u03c1\u03b5\u03c4\u03ae\u03c1\u03b9\u03b1 \u03ad\u03c7\u03bf\u03c5\u03bd \u03ae\u03b4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03b3\u03bb\u03c9\u03c4\u03c4\u03b9\u03c3\u03c4\u03b5\u03af, \u03b7 \u03b2\u03ac\u03c3\u03b7 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03ac \u03b1\u03bc\u03ad\u03c3\u03c9\u03c2. \u039c\u03b9\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b5\u03b9\u03b1\u03b6\u03cc\u03c4\u03b1\u03bd 48 \u03ce\u03c1\u03b5\u03c2 \u03bc\u03b5 \u03c4\u03bf mysqldump<\/code> \u03c4\u03ce\u03c1\u03b1 \u03b4\u03b9\u03b1\u03c1\u03ba\u03b5\u03af \u03bc\u03cc\u03bd\u03bf \u03cc\u03c3\u03bf \u03c7\u03c1\u03cc\u03bd\u03bf \u03c7\u03c1\u03b5\u03b9\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03b1\u03c6\u03ae \u03c4\u03c9\u03bd \u03b1\u03c1\u03c7\u03b5\u03af\u03c9\u03bd \u03bc\u03ad\u03c3\u03c9 \u03c4\u03bf\u03c5 \u03b4\u03b9\u03ba\u03c4\u03cd\u03bf\u03c5 \u03ae \u03c4\u03bf\u03c5 \u03b4\u03af\u03c3\u03ba\u03bf\u03c5 \u03c3\u03b1\u03c2\u2014\u03c3\u03c5\u03c7\u03bd\u03ac \u03bc\u03b5\u03b9\u03ce\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03bf RTO \u03c3\u03b5 \u03bb\u03af\u03b3\u03b1 \u03bb\u03b5\u03c0\u03c4\u03ac.<\/p>\n
      \u0392\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u039b\u03bf\u03b3\u03b9\u03ba\u03ce\u03bd \u0395\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ce\u03bd (\u038c\u03c4\u03b1\u03bd \u03a0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c4\u03b9\u03c2 \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5)<\/h2>\n
      \u0395\u03ac\u03bd \u03b1\u03bd\u03b1\u03b3\u03ba\u03b1\u03c3\u03c4\u03b5\u03af\u03c4\u03b5 \u03bd\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b5 \u03ad\u03bd\u03b1 \u03bc\u03b5\u03b3\u03ac\u03bb\u03bf \u03bb\u03bf\u03b3\u03b9\u03ba\u03cc dump (\u03c0.\u03c7. \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03bd\u03ac\u03c3\u03c4\u03b5\u03c5\u03c3\u03b7 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03ba\u03cd\u03c1\u03b9\u03c9\u03bd \u03b5\u03ba\u03b4\u03cc\u03c3\u03b5\u03c9\u03bd MySQL \u03ae \u03b4\u03b9\u03b1\u03c6\u03bf\u03c1\u03b5\u03c4\u03b9\u03ba\u03ce\u03bd \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ce\u03bd CPU \u03cc\u03c0\u03bf\u03c5 \u03c4\u03b1 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ac \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03b4\u03b5\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03c4\u03ac), \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03c4\u03b5 \u03c0\u03c1\u03bf\u03c3\u03c9\u03c1\u03b9\u03bd\u03ac \u03c4\u03b7 \u03b4\u03b9\u03b1\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03c4\u03b7\u03c2 MySQL \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b2\u03b5\u03bb\u03c4\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03bc\u03b1\u03b6\u03b9\u03ba\u03ae \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03b5\u03b3\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2.<\/p>\n
      \u0395\u03c6\u03b1\u03c1\u03bc\u03cc\u03c3\u03c4\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03bf my.cnf<\/code> \u03c3\u03b1\u03c2 \u03c0\u03c1\u03b9\u03bd \u03be\u03b5\u03ba\u03b9\u03bd\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03bb\u03bf\u03b3\u03b9\u03ba\u03ae \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac:<\/p>\n
      [mysqld]\n# \u0391\u03c0\u03b5\u03bd\u03b5\u03c1\u03b3\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c0\u03c1\u03bf\u03c3\u03c9\u03c1\u03b9\u03bd\u03ac \u03c4\u03bf binlogging \u03b5\u03ac\u03bd \u03c0\u03c1\u03cc\u03ba\u03b5\u03b9\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03b1\u03c5\u03c4\u03cc\u03bd\u03bf\u03bc\u03b7 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\ndisable_log_bin\n\n# \u039a\u03b1\u03b8\u03c5\u03c3\u03c4\u03b5\u03c1\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf flush \u03c3\u03c4\u03bf\u03bd \u03b4\u03af\u03c3\u03ba\u03bf \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03bc\u03b5\u03b3\u03b9\u03c3\u03c4\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b1 \u03b5\u03b3\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2\ninnodb_flush_log_at_trx_commit = 2\n\n# \u0391\u03c5\u03be\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf buffer pool \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03c7\u03c9\u03c1\u03ad\u03c3\u03b5\u03b9 \u03cc\u03c3\u03bf \u03c4\u03bf \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03bd \u03bc\u03b5\u03b3\u03b1\u03bb\u03cd\u03c4\u03b5\u03c1\u03bf \u03bc\u03ad\u03c1\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03c3\u03c5\u03bd\u03cc\u03bb\u03bf\u03c5 \u03b5\u03c1\u03b3\u03b1\u03c3\u03af\u03b1\u03c2\ninnodb_buffer_pool_size = <\u039f\u03c1\u03af\u03c3\u03c4\u03b5 \u03c3\u03c4\u03bf 70% \u03c4\u03b7\u03c2 \u03c3\u03c5\u03bd\u03bf\u03bb\u03b9\u03ba\u03ae\u03c2 RAM>\n\n# \u0391\u03c5\u03be\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf \u03bc\u03ad\u03b3\u03b5\u03b8\u03bf\u03c2 \u03c4\u03bf\u03c5 \u03b1\u03c1\u03c7\u03b5\u03af\u03bf\u03c5 \u03ba\u03b1\u03c4\u03b1\u03b3\u03c1\u03b1\u03c6\u03ae\u03c2 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b1\u03c0\u03bf\u03c4\u03c1\u03ad\u03c8\u03b5\u03c4\u03b5 \u03c4\u03bf \u03b5\u03c0\u03b9\u03b8\u03b5\u03c4\u03b9\u03ba\u03cc checkpointing\ninnodb_log_file_size = 2G\n\n# \u0391\u03c0\u03b5\u03bd\u03b5\u03c1\u03b3\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf doublewrite buffer (\u03b5\u03c0\u03b9\u03ba\u03af\u03bd\u03b4\u03c5\u03bd\u03bf \u03b3\u03b9\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae, \u03b1\u03c3\u03c6\u03b1\u03bb\u03ad\u03c2 \u03b3\u03b9\u03b1 \u03b1\u03c1\u03c7\u03b9\u03ba\u03ae \u03c6\u03cc\u03c1\u03c4\u03c9\u03c3\u03b7)\ninnodb_doublewrite = 0\n<\/code><\/pre>\n
      \u03a3\u03b7\u03bc\u03b5\u03af\u03c9\u03c3\u03b7: \u03a0\u03ac\u03bd\u03c4\u03b1 \u03bd\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03ad\u03c1\u03b5\u03c4\u03b5 \u03b1\u03c5\u03c4\u03ad\u03c2 \u03c4\u03b9\u03c2 \u03c1\u03c5\u03b8\u03bc\u03af\u03c3\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03c0\u03c1\u03bf\u03b5\u03c0\u03b9\u03bb\u03bf\u03b3\u03ad\u03c2 \u03c4\u03bf\u03c5\u03c2 \u03c0\u03bf\u03c5 \u03b5\u03af\u03bd\u03b1\u03b9 \u03c3\u03c5\u03bc\u03b2\u03b1\u03c4\u03ad\u03c2 \u03bc\u03b5 ACID (innodb_flush_log_at_trx_commit = 1<\/code>, innodb_doublewrite = 1<\/code>) \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b5\u03ba\u03ba\u03b9\u03bd\u03b5\u03af\u03c4\u03b5 \u03c4\u03b7\u03bd \u03c5\u03c0\u03b7\u03c1\u03b5\u03c3\u03af\u03b1 MySQL \u03c0\u03c1\u03b9\u03bd \u03b5\u03c0\u03b9\u03c4\u03c1\u03ad\u03c8\u03b5\u03c4\u03b5 \u03c4\u03b7\u03bd \u03ba\u03c5\u03ba\u03bb\u03bf\u03c6\u03bf\u03c1\u03af\u03b1 \u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2.<\/em><\/p>\n
      \u0391\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03af\u03b7\u03c3\u03b7 \u03ba\u03b1\u03b9 \u0391\u03c3\u03c6\u03ac\u03bb\u03b5\u03b9\u03b1 \u0391\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u0391\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03bc\u03b5 \u03c4\u03bf CloudSave<\/h2>\n
      \u0395\u03bd\u03ce \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf Percona XtraBackup \u03b5\u03c0\u03b9\u03bb\u03cd\u03bf\u03c5\u03bd \u03c4\u03b7 \u03bc\u03b7\u03c7\u03b1\u03bd\u03b9\u03ba\u03ae \u03c4\u03b7\u03c2 \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae\u03c2 \u03b5\u03be\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd, \u03bc\u03b9\u03b1 \u03c0\u03c1\u03b1\u03b3\u03bc\u03b1\u03c4\u03b9\u03ba\u03ae \u03c3\u03c4\u03c1\u03b1\u03c4\u03b7\u03b3\u03b9\u03ba\u03ae \u03b1\u03c0\u03bf\u03ba\u03b1\u03c4\u03ac\u03c3\u03c4\u03b1\u03c3\u03b7\u03c2 \u03b1\u03c0\u03cc \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03c1\u03bf\u03c6\u03ae \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03b7\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03b5\u03af \u03b5\u03bd\u03bf\u03c1\u03c7\u03ae\u03c3\u03c4\u03c1\u03c9\u03c3\u03b7, \u03b1\u03c3\u03c6\u03b1\u03bb\u03ae \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7 \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5 \u03b6\u03c9\u03ae\u03c2. \u0397 \u03b5\u03be\u03ac\u03c1\u03c4\u03b7\u03c3\u03b7 \u03b1\u03c0\u03cc \u03c0\u03c1\u03bf\u03c3\u03b1\u03c1\u03bc\u03bf\u03c3\u03bc\u03ad\u03bd\u03b1 \u03c3\u03b5\u03bd\u03ac\u03c1\u03b9\u03b1 bash \u03ba\u03b1\u03b9 cron jobs \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03b4\u03b9\u03b1\u03c7\u03b5\u03af\u03c1\u03b9\u03c3\u03b7 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03b9 \u03c5\u03c8\u03b7\u03bb\u03cc \u03ba\u03af\u03bd\u03b4\u03c5\u03bd\u03bf \u03c3\u03b9\u03c9\u03c0\u03b7\u03bb\u03ce\u03bd \u03b1\u03c0\u03bf\u03c4\u03c5\u03c7\u03b9\u03ce\u03bd \u03ba\u03b1\u03b9 \u03c0\u03b1\u03c1\u03b1\u03b2\u03b9\u03ac\u03c3\u03b5\u03c9\u03bd \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7\u03c2.<\/p>\n
      \u0395\u03b4\u03ce \u03b5\u03af\u03bd\u03b1\u03b9 \u03c0\u03bf\u03c5 \u03b7 \u03b5\u03bd\u03c3\u03c9\u03bc\u03ac\u03c4\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03b1\u03c2 \u03bc\u03b5 \u03bc\u03b9\u03b1 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1 \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03b7\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf CloudSave<\/strong> \u03b3\u03af\u03bd\u03b5\u03c4\u03b1\u03b9 \u03ba\u03c1\u03af\u03c3\u03b9\u03bc\u03b7.<\/p>\n
      \u03a4\u03bf CloudSave \u03b3\u03b5\u03c6\u03c5\u03c1\u03ce\u03bd\u03b5\u03b9 \u03c4\u03bf \u03c7\u03ac\u03c3\u03bc\u03b1 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03c4\u03c9\u03bd \u03b1\u03ba\u03b1\u03c4\u03ad\u03c1\u03b3\u03b1\u03c3\u03c4\u03c9\u03bd \u03b2\u03bf\u03b7\u03b8\u03b7\u03c4\u03b9\u03ba\u03ce\u03bd \u03c0\u03c1\u03bf\u03b3\u03c1\u03b1\u03bc\u03bc\u03ac\u03c4\u03c9\u03bd \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b5\u03c4\u03b1\u03b9\u03c1\u03b9\u03ba\u03ae\u03c2 \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7\u03c2. \u03a7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b9\u03c2 \u03b4\u03c5\u03bd\u03b1\u03c4\u03cc\u03c4\u03b7\u03c4\u03b5\u03c2 pre- \u03ba\u03b1\u03b9 post-scripting \u03c4\u03bf\u03c5 CloudSave, \u03bf\u03b9 \u03bf\u03bc\u03ac\u03b4\u03b5\u03c2 DevOps \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bd \u03bd\u03b1 \u03b5\u03bd\u03b5\u03c1\u03b3\u03bf\u03c0\u03bf\u03b9\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03bf XtraBackup \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03b4\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03bf\u03c5\u03bd \u03ad\u03bd\u03b1 \u03c3\u03c5\u03bd\u03b5\u03c0\u03ad\u03c2 \u03c6\u03c5\u03c3\u03b9\u03ba\u03cc \u03c3\u03c4\u03b9\u03b3\u03bc\u03b9\u03cc\u03c4\u03c5\u03c0\u03bf. \u03a3\u03c4\u03b7 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b5\u03b9\u03b1, \u03c4\u03bf CloudSave \u03b5\u03b9\u03c3\u03ac\u03b3\u03b5\u03b9 \u03b1\u03c0\u03c1\u03cc\u03c3\u03ba\u03bf\u03c0\u03c4\u03b1 \u03c4\u03b7 \u03c1\u03bf\u03ae \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2, \u03b5\u03c6\u03b1\u03c1\u03bc\u03cc\u03b6\u03b5\u03b9 \u03ba\u03c1\u03c5\u03c0\u03c4\u03bf\u03b3\u03c1\u03ac\u03c6\u03b7\u03c3\u03b7 AES-256 \u03ba\u03b1\u03b9 \u03b1\u03c6\u03b1\u03b9\u03c1\u03b5\u03af \u03c4\u03b1 \u03b4\u03b9\u03c0\u03bb\u03cc\u03c4\u03c5\u03c0\u03b1 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03b1 (deduplication) \u03c0\u03c1\u03b9\u03bd \u03c4\u03b1 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03ac\u03b3\u03b5\u03b9 \u03c3\u03b5 \u03b1\u03bc\u03b5\u03c4\u03ac\u03b2\u03bb\u03b7\u03c4\u03bf \u03c7\u03ce\u03c1\u03bf \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c3\u03c4\u03bf cloud.<\/p>\n
      \u0391\u03c5\u03c4\u03ae \u03b7 \u03b1\u03c1\u03c7\u03b9\u03c4\u03b5\u03ba\u03c4\u03bf\u03bd\u03b9\u03ba\u03ae \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03b5\u03b9 \u03cc\u03c4\u03b9:
      \n1. \u0394\u03b9\u03b1\u03c4\u03b7\u03c1\u03b5\u03af\u03c4\u03b1\u03b9 \u03b7 \u0391\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7 \u03a0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2:<\/strong> \u03a4\u03b1 \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03b5\u03ba\u03c4\u03b5\u03bb\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b1\u03c7\u03cd\u03c4\u03b7\u03c4\u03b5\u03c2 \u03b1\u03c0\u03bf\u03b8\u03ae\u03ba\u03b5\u03c5\u03c3\u03b7\u03c2 \u03c7\u03c9\u03c1\u03af\u03c2 \u03bd\u03b1 \u03bc\u03bf\u03bb\u03cd\u03bd\u03bf\u03c5\u03bd \u03c4\u03bf InnoDB buffer pool.
      \n2. \u03a0\u03c1\u03bf\u03c3\u03c4\u03b1\u03c3\u03af\u03b1 \u03b1\u03c0\u03cc Ransomware:<\/strong> \u039f\u03b9 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b1\u03bc\u03b5\u03c4\u03ac\u03b2\u03bb\u03b7\u03c4\u03bf\u03c5 \u03b1\u03c0\u03bf\u03b8\u03b7\u03ba\u03b5\u03c5\u03c4\u03b9\u03ba\u03bf\u03cd \u03c7\u03ce\u03c1\u03bf\u03c5 \u03b5\u03bd\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c5 CloudSave \u03b5\u03bc\u03c0\u03bf\u03b4\u03af\u03b6\u03bf\u03c5\u03bd \u03ba\u03b1\u03ba\u03cc\u03b2\u03bf\u03c5\u03bb\u03bf\u03c5\u03c2 \u03b4\u03c1\u03ce\u03bd\u03c4\u03b5\u03c2 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03b3\u03c1\u03ac\u03c8\u03bf\u03c5\u03bd \u03ae \u03bd\u03b1 \u03ba\u03c1\u03c5\u03c0\u03c4\u03bf\u03b3\u03c1\u03b1\u03c6\u03ae\u03c3\u03bf\u03c5\u03bd \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03c4\u03b7\u03c2 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03b1\u03c2.
      \n3. \u0391\u03c5\u03c4\u03bf\u03bc\u03b1\u03c4\u03bf\u03c0\u03bf\u03b9\u03b7\u03bc\u03ad\u03bd\u03b7 \u0394\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7:<\/strong> \u039f\u03b9 \u03c0\u03bf\u03bb\u03b9\u03c4\u03b9\u03ba\u03ad\u03c2 \u03b4\u03b9\u03b1\u03c4\u03ae\u03c1\u03b7\u03c3\u03b7\u03c2 Grandfather-Father-Son (GFS) \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c5\u03c4\u03cc\u03bc\u03b1\u03c4\u03b1, \u03b4\u03b9\u03b1\u03c3\u03c6\u03b1\u03bb\u03af\u03b6\u03bf\u03bd\u03c4\u03b1\u03c2 \u03c4\u03b7 \u03c3\u03c5\u03bc\u03bc\u03cc\u03c1\u03c6\u03c9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b1\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ba\u03c5\u03c1\u03b9\u03b1\u03c1\u03c7\u03af\u03b1\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03b5\u03bb\u03ad\u03b3\u03c7\u03bf\u03c5.
      \n4. \u03a0\u03c1\u03bf\u03b2\u03bb\u03ad\u03c8\u03b9\u03bc\u03bf RTO:<\/strong> \u0395\u03c0\u03b5\u03b9\u03b4\u03ae \u03c4\u03bf CloudSave \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03af\u03b6\u03b5\u03c4\u03b1\u03b9 \u03c4\u03b1 \u03b1\u03c1\u03c7\u03b5\u03af\u03b1 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ce\u03bd \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd, \u03b7 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03bc\u03b9\u03b1\u03c2 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c0\u03bf\u03bb\u03bb\u03ce\u03bd terabyte \u03c3\u03b5 \u03bc\u03b9\u03b1 \u03bd\u03ad\u03b1 \u03c0\u03b1\u03c1\u03bf\u03c5\u03c3\u03af\u03b1 \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b5\u03bd\u03bf\u03c1\u03c7\u03b7\u03c3\u03c4\u03c1\u03c9\u03b8\u03b5\u03af \u03b3\u03c1\u03ae\u03b3\u03bf\u03c1\u03b1, \u03b5\u03c0\u03b9\u03c4\u03c5\u03b3\u03c7\u03ac\u03bd\u03bf\u03bd\u03c4\u03b1\u03c2 \u03b1\u03c5\u03c3\u03c4\u03b7\u03c1\u03bf\u03cd\u03c2 \u03c3\u03c4\u03cc\u03c7\u03bf\u03c5\u03c2 RTO.<\/p>\n
      \u03a3\u03c5\u03bc\u03c0\u03ad\u03c1\u03b1\u03c3\u03bc\u03b1<\/h2>\n
      \u0397 \u03c3\u03c5\u03bd\u03ad\u03c7\u03b9\u03c3\u03b7 \u03c4\u03b7\u03c2 \u03c7\u03c1\u03ae\u03c3\u03b7\u03c2 \u03c4\u03bf\u03c5 mysqldump<\/code> \u03b3\u03b9\u03b1 \u03b2\u03ac\u03c3\u03b5\u03b9\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03b3\u03ac\u03bb\u03b7\u03c2 \u03ba\u03bb\u03af\u03bc\u03b1\u03ba\u03b1\u03c2 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1 \u03c3\u03c4\u03bf\u03af\u03c7\u03b7\u03bc\u03b1 \u03bc\u03b5 \u03c4\u03bf\u03bd \u03c7\u03c1\u03cc\u03bd\u03bf \u03bb\u03b5\u03b9\u03c4\u03bf\u03c5\u03c1\u03b3\u03af\u03b1\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b1\u03ba\u03b5\u03c1\u03b1\u03b9\u03cc\u03c4\u03b7\u03c4\u03b1 \u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c4\u03bf\u03c5 \u03bf\u03c1\u03b3\u03b1\u03bd\u03b9\u03c3\u03bc\u03bf\u03cd \u03c3\u03b1\u03c2. \u0397 \u03c6\u03cd\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03b5\u03bd\u03cc\u03c2 \u03bd\u03ae\u03bc\u03b1\u03c4\u03bf\u03c2, \u03b7 \u03bc\u03cc\u03bb\u03c5\u03bd\u03c3\u03b7 \u03c4\u03bf\u03c5 buffer pool \u03ba\u03b1\u03b9 \u03bf\u03b9 \u03ba\u03b1\u03c4\u03b1\u03c3\u03c4\u03c1\u03bf\u03c6\u03b9\u03ba\u03bf\u03af \u03c7\u03c1\u03cc\u03bd\u03bf\u03b9 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac\u03c2 \u03c4\u03bf \u03ba\u03b1\u03b8\u03b9\u03c3\u03c4\u03bf\u03cd\u03bd \u03b8\u03b5\u03bc\u03b5\u03bb\u03b9\u03c9\u03b4\u03ce\u03c2 \u03b1\u03ba\u03b1\u03c4\u03ac\u03bb\u03bb\u03b7\u03bb\u03bf \u03b3\u03b9\u03b1 \u03c3\u03cd\u03b3\u03c7\u03c1\u03bf\u03bd\u03b1 \u03c0\u03b5\u03c1\u03b9\u03b2\u03ac\u03bb\u03bb\u03bf\u03bd\u03c4\u03b1 \u03c5\u03c8\u03b7\u03bb\u03ae\u03c2 \u03b1\u03c0\u03cc\u03b4\u03bf\u03c3\u03b7\u03c2.<\/p>\n
      \u039c\u03b5 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b2\u03b1\u03c3\u03b7 \u03c3\u03b5 \u03c6\u03c5\u03c3\u03b9\u03ba\u03ac \u03b1\u03bd\u03c4\u03af\u03b3\u03c1\u03b1\u03c6\u03b1 \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ce\u03bd\u03c4\u03b1\u03c2 \u03b5\u03c1\u03b3\u03b1\u03bb\u03b5\u03af\u03b1 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf Percona XtraBackup \u03ba\u03b1\u03b9 \u03c4\u03b7\u03bd \u03b5\u03bd\u03bf\u03c1\u03c7\u03ae\u03c3\u03c4\u03c1\u03c9\u03c3\u03b7 \u03c4\u03bf\u03c5 \u03ba\u03cd\u03ba\u03bb\u03bf\u03c5 \u03b6\u03c9\u03ae\u03c2, \u03c4\u03b7\u03c2 \u03ba\u03c1\u03c5\u03c0\u03c4\u03bf\u03b3\u03c1\u03ac\u03c6\u03b7\u03c3\u03b7\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b7\u03c2 \u03b1\u03bd\u03b1\u03c0\u03b1\u03c1\u03b1\u03b3\u03c9\u03b3\u03ae\u03c2 \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c4\u03bf\u03c0\u03bf\u03b8\u03b5\u03c3\u03af\u03b1\u03c2 \u03bc\u03ad\u03c3\u03c9 \u03bc\u03b9\u03b1\u03c2 \u03b9\u03c3\u03c7\u03c5\u03c1\u03ae\u03c2 \u03c0\u03bb\u03b1\u03c4\u03c6\u03cc\u03c1\u03bc\u03b1\u03c2 \u03cc\u03c0\u03c9\u03c2 \u03c4\u03bf CloudSave, \u03bc\u03b5\u03c4\u03b1\u03c4\u03c1\u03ad\u03c0\u03b5\u03c4\u03b5 \u03c4\u03b7 \u03c3\u03c4\u03c1\u03b1\u03c4\u03b7\u03b3\u03b9\u03ba\u03ae \u03b1\u03bd\u03c4\u03b9\u03b3\u03c1\u03ac\u03c6\u03c9\u03bd \u03b1\u03c3\u03c6\u03b1\u03bb\u03b5\u03af\u03b1\u03c2 \u03c4\u03b7\u03c2 \u03b2\u03ac\u03c3\u03b7\u03c2 \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03c3\u03b1\u03c2 \u03b1\u03c0\u03cc \u03bc\u03b9\u03b1 \u03b5\u03cd\u03b8\u03c1\u03b1\u03c5\u03c3\u03c4\u03b7 \u03b5\u03c5\u03b8\u03cd\u03bd\u03b7 \u03c3\u03b5 \u03ad\u03bd\u03b1 \u03b1\u03bd\u03b8\u03b5\u03ba\u03c4\u03b9\u03ba\u03cc \u03c0\u03b5\u03c1\u03b9\u03bf\u03c5\u03c3\u03b9\u03b1\u03ba\u03cc \u03c3\u03c4\u03bf\u03b9\u03c7\u03b5\u03af\u03bf \u03b5\u03c0\u03b9\u03c0\u03ad\u03b4\u03bf\u03c5 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03b7\u03c2. \u0391\u03be\u03b9\u03bf\u03bb\u03bf\u03b3\u03ae\u03c3\u03c4\u03b5 \u03c4\u03bf\u03c5\u03c2 \u03c4\u03c1\u03ad\u03c7\u03bf\u03bd\u03c4\u03b5\u03c2 \u03b4\u03b5\u03af\u03ba\u03c4\u03b5\u03c2 RTO \u03ba\u03b1\u03b9 RPO \u03c3\u03ae\u03bc\u03b5\u03c1\u03b1\u2014\u03b5\u03ac\u03bd \u03bc\u03b9\u03b1 \u03b5\u03c0\u03b1\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac \u03b4\u03b9\u03b1\u03c1\u03ba\u03b5\u03af \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf \u03b1\u03c0\u03cc \u03cc\u03c3\u03bf \u03bc\u03c0\u03bf\u03c1\u03b5\u03af \u03bd\u03b1 \u03b1\u03bd\u03c4\u03ad\u03be\u03b5\u03b9 \u03b7 \u03b5\u03c0\u03b9\u03c7\u03b5\u03af\u03c1\u03b7\u03c3\u03ae \u03c3\u03b1\u03c2 \u03bd\u03b1 \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03ba\u03c4\u03cc\u03c2 \u03c3\u03cd\u03bd\u03b4\u03b5\u03c3\u03b7\u03c2, \u03b5\u03af\u03bd\u03b1\u03b9 \u03ce\u03c1\u03b1 \u03bd\u03b1 \u03b1\u03c6\u03ae\u03c3\u03b5\u03c4\u03b5 \u03c4\u03bf mysqldump<\/code> \u03c0\u03af\u03c3\u03c9 \u03c3\u03b1\u03c2.<\/p>\n","protected":false},"excerpt":{"rendered":"
      ** Discover why mysqldump fails large MySQL databases and learn how to implement enterprise-grade physical backups using Percona XtraBackup and CloudSave to drastically reduce your RTO.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Why mysqldump Fails Large MySQL Databases & How to Fix It","rank_math_description":"** Discover why mysqldump fails large MySQL databases and learn how to implement enterprise-grade physical backups using Percona XtraBackup and CloudSave to drastically reduce your RTO.","rank_math_focus_keyword":"mysqldump large 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