{"id":4558,"date":"2026-06-14T19:31:10","date_gmt":"2026-06-14T19:31:10","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4558"},"modified":"2026-06-15T15:02:44","modified_gmt":"2026-06-15T15:02:44","slug":"postgresql-wal-%d8%a2%d8%b1%da%a9%d8%a7%d8%a6%db%8c%d9%88%d9%86%da%af-%d8%b9%d8%a7%d9%85-%d8%ba%d9%84%d8%b7%db%8c%d8%a7%da%ba-%d8%a7%d9%88%d8%b1-%da%88%db%8c%d9%b9%d8%a7-%d8%b6%d8%a7%d8%a6%d8%b9","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/ur\/knowledge-base\/postgresql-wal-%d8%a2%d8%b1%da%a9%d8%a7%d8%a6%db%8c%d9%88%d9%86%da%af-%d8%b9%d8%a7%d9%85-%d8%ba%d9%84%d8%b7%db%8c%d8%a7%da%ba-%d8%a7%d9%88%d8%b1-%da%88%db%8c%d9%b9%d8%a7-%d8%b6%d8%a7%d8%a6%d8%b9\/","title":{"rendered":"PostgreSQL WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af: \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc\u0627\u06ba \u0627\u0648\u0631 \u0688\u06cc\u0679\u0627 \u0636\u0627\u0626\u0639 \u06c1\u0648\u0646\u06d2 \u06a9\u06d2 \u062e\u0637\u0631\u0627\u062a"},"content":{"rendered":"

\u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0627\u06cc\u0688\u0645\u0646\u0633\u0679\u0631\u06cc\u0679\u0631\u0632 (DBAs) \u0627\u0648\u0631 DevOps \u0627\u0646\u062c\u06cc\u0646\u0626\u0631\u0632 \u062c\u0648 \u067e\u0631\u0648\u0688\u06a9\u0634\u0646 \u0645\u06cc\u06ba PostgreSQL \u06a9\u0627 \u0627\u0646\u062a\u0638\u0627\u0645 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u0627\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 \u062a\u0642\u0631\u06cc\u0628\u0627\u064b \u0635\u0641\u0631 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u067e\u0648\u0627\u0626\u0646\u0679 \u0622\u0628\u062c\u06cc\u06a9\u0679\u0648 (RPO) \u06a9\u0627 \u062d\u0635\u0648\u0644 \u0627\u06cc\u06a9 \u0628\u0646\u06cc\u0627\u062f\u06cc \u0645\u06cc\u0646\u0688\u06cc\u0679 \u06c1\u06d2\u06d4 PostgreSQL \u06a9\u06cc \u0688\u06cc\u0632\u0627\u0633\u0679\u0631 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u0627\u0648\u0631 \u067e\u0648\u0627\u0626\u0646\u0679 \u0627\u0650\u0646 \u0679\u0627\u0626\u0645 \u0631\u06cc\u06a9\u0648\u0631\u06cc (PITR) \u06a9\u06cc \u0635\u0644\u0627\u062d\u06cc\u062a\u0648\u06ba \u06a9\u06d2 \u0645\u0631\u06a9\u0632 \u0645\u06cc\u06ba \u0631\u0627\u0626\u0679-\u0622\u06c1\u06cc\u0688 \u0644\u0627\u06af\u0646\u06af (WAL) \u06c1\u06d2\u06d4 \u0627\u06af\u0631\u0686\u06c1 WAL \u0688\u06cc\u0679\u0627 \u0641\u0627\u0626\u0644\u0648\u06ba \u0645\u06cc\u06ba \u0644\u06a9\u06be\u06d2 \u062c\u0627\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646\u0632 \u06a9\u0648 \u0644\u0627\u06af \u06a9\u0631\u06a9\u06d2 ACID \u062a\u0639\u0645\u06cc\u0644 \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u0627 \u06c1\u06d2\u060c \u0644\u06cc\u06a9\u0646 WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af<\/em> \u0648\u06c1 \u0637\u0631\u06cc\u0642\u06c1 \u06a9\u0627\u0631 \u06c1\u06d2 \u062c\u0648 \u0637\u0648\u06cc\u0644 \u0645\u062f\u062a\u06cc \u0628\u06cc\u06a9 \u0627\u067e \u0627\u0648\u0631 \u0631\u06cc\u067e\u0644\u06cc\u06a9\u06cc\u0634\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u0646 \u0644\u0627\u06af\u0632 \u06a9\u0648 \u0645\u062d\u0641\u0648\u0638 \u0631\u06a9\u06be\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u062a\u0627\u06c1\u0645\u060c WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u0648 \u06a9\u0646\u0641\u06cc\u06af\u0631 \u06a9\u0631\u0646\u0627 "\u0627\u06cc\u06a9 \u0628\u0627\u0631 \u0633\u06cc\u0679 \u06a9\u0631\u06cc\u06ba \u0627\u0648\u0631 \u0628\u06be\u0648\u0644 \u062c\u0627\u0626\u06cc\u06ba” \u0648\u0627\u0644\u0627 \u0639\u0645\u0644 \u0646\u06c1\u06cc\u06ba \u06c1\u06d2\u06d4 \u063a\u0644\u0637 \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646\u0632\u060c \u062e\u0627\u0645\u0648\u0634 \u0646\u0627\u06a9\u0627\u0645\u06cc\u0627\u06ba\u060c \u0627\u0648\u0631 \u0622\u0631\u06a9\u06cc\u0679\u06cc\u06a9\u0686\u0631\u0644 \u063a\u0644\u0637 \u0641\u06c1\u0645\u06cc\u0627\u06ba \u062a\u0628\u0627\u06c1 \u06a9\u0646 \u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0646\u0642\u0635\u0627\u0646\u060c \u0627\u0633\u067e\u0644\u0679 \u0628\u0631\u06cc\u0646 \u06a9\u06d2 \u062d\u0627\u0644\u0627\u062a\u060c \u06cc\u0627 \u0645\u06a9\u0645\u0644 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0622\u0624\u0679\u06cc\u062c \u06a9\u0627 \u0628\u0627\u0639\u062b \u0628\u0646 \u0633\u06a9\u062a\u06cc \u06c1\u06cc\u06ba\u06d4<\/p>\n

\u0627\u0633 \u062c\u0627\u0645\u0639 \u06af\u0627\u0626\u06cc\u0688 \u0645\u06cc\u06ba\u060c \u06c1\u0645 PostgreSQL WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u06d2 \u0641\u0646 \u062a\u0639\u0645\u06cc\u0631 \u06a9\u0648 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0631\u06cc\u06ba \u06af\u06d2\u060c \u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0646\u0642\u0635\u0627\u0646 \u06a9\u0627 \u0628\u0627\u0639\u062b \u0628\u0646\u0646\u06d2 \u0648\u0627\u0644\u06cc \u0633\u0628 \u0633\u06d2 \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc\u0648\u06ba \u06a9\u06cc \u0646\u0634\u0627\u0646\u062f\u06c1\u06cc \u06a9\u0631\u06cc\u06ba \u06af\u06d2\u060c \u0627\u0648\u0631 \u0627\u0633 \u0628\u0627\u062a \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u067e\u0631\u0648\u0688\u06a9\u0634\u0646 \u06af\u0631\u06cc\u0688 \u06a9\u06d2 \u0628\u06c1\u062a\u0631\u06cc\u0646 \u0637\u0631\u06cc\u0642\u06d2 \u0628\u06cc\u0627\u0646 \u06a9\u0631\u06cc\u06ba \u06af\u06d2 \u06a9\u06c1 \u0622\u067e \u06a9\u0627 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0644\u0686\u06a9\u062f\u0627\u0631 \u0631\u06c1\u06d2\u06d4<\/p>\n

PostgreSQL WAL \u0622\u0631\u06a9\u06cc\u0679\u06cc\u06a9\u0686\u0631 \u06a9\u0648 \u0633\u0645\u062c\u06be\u0646\u0627<\/h2>\n

\u063a\u0644\u0637\u06cc\u0648\u06ba \u0645\u06cc\u06ba \u062c\u0627\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2\u060c \u06cc\u06c1 \u0633\u0645\u062c\u06be\u0646\u0627 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2 \u06a9\u06c1 PostgreSQL \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646 \u0644\u0627\u06af\u0632 \u06a9\u0648 \u06a9\u06cc\u0633\u06d2 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

PostgreSQL \u062a\u0645\u0627\u0645 \u062a\u0631\u0627\u0645\u06cc\u0645 \u06a9\u0648 WAL \u0633\u06cc\u06af\u0645\u0646\u0679\u0633 (\u062c\u0648 \u0688\u06cc\u0641\u0627\u0644\u0679 \u0637\u0648\u0631 \u067e\u0631 16MB \u06a9\u06cc \u0641\u0627\u0626\u0644\u06cc\u06ba \u06c1\u0648\u062a\u06cc \u06c1\u06cc\u06ba) \u0645\u06cc\u06ba \u0644\u06a9\u06be\u062a\u0627 \u06c1\u06d2 \u062c\u0648 pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc (\u0648\u0631\u0698\u0646 10 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 pg_xlog<\/code>) \u0645\u06cc\u06ba \u0648\u0627\u0642\u0639 \u06c1\u0648\u062a\u06cc \u06c1\u06cc\u06ba\u06d4 \u06c1\u0631 \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646 \u06a9\u0648 \u062a\u0631\u062a\u06cc\u0628 \u0648\u0627\u0631 \u0631\u06cc\u06a9\u0627\u0631\u0688 \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u060c \u062c\u0633\u06d2 \u0644\u0627\u06af \u0633\u06cc\u06a9\u0648\u0646\u0633 \u0646\u0645\u0628\u0631 (LSN) \u0633\u06d2 \u0646\u0634\u0627\u0646 \u0632\u062f \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n

\u062c\u0628 \u0627\u06cc\u06a9 WAL \u0633\u06cc\u06af\u0645\u0646\u0679 \u0628\u06be\u0631 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u060c \u062a\u0648 PostgreSQL \u0627\u06cc\u06a9 \u0646\u0626\u06d2 \u0633\u06cc\u06af\u0645\u0646\u0679 \u067e\u0631 \u0633\u0648\u0626\u0686 \u06a9\u0631 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4 pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u06a9\u0648 \u0644\u0627\u0645\u062d\u062f\u0648\u062f \u0628\u0691\u06be\u0646\u06d2 \u0633\u06d2 \u0631\u0648\u06a9\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2\u060c PostgreSQL \u067e\u0631\u0627\u0646\u06d2 WAL \u0633\u06cc\u06af\u0645\u0646\u0679\u0633 \u06a9\u0648 \u0631\u06cc \u0633\u0627\u0626\u06cc\u06a9\u0644 \u06cc\u0627 \u06c1\u0679\u0627 \u062f\u06cc\u062a\u0627 \u06c1\u06d2 \u062c\u0628 \u0627\u0646 \u06a9\u06cc \u06a9\u0631\u06cc\u0634 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u06cc\u0627 \u0631\u06cc\u067e\u0644\u06cc\u06a9\u06cc\u0634\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0636\u0631\u0648\u0631\u062a \u0646\u06c1\u06cc\u06ba \u0631\u06c1\u062a\u06cc\u06d4<\/p>\n

WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af<\/strong> \u0627\u0633 \u0631\u06cc \u0633\u0627\u0626\u06cc\u06a9\u0644\u0646\u06af \u06a9\u06d2 \u0639\u0645\u0644 \u0645\u06cc\u06ba \u0645\u062f\u0627\u062e\u0644\u062a \u06a9\u0631\u062a\u06cc \u06c1\u06d2\u06d4 \u062c\u0628 archive_mode<\/code> \u0641\u0639\u0627\u0644 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u060c \u062a\u0648 PostgreSQL \u0627\u06cc\u06a9 \u0635\u0627\u0631\u0641 \u06a9\u06cc \u0637\u0631\u0641 \u0633\u06d2 \u0645\u062a\u0639\u06cc\u0646 \u06a9\u0631\u062f\u06c1 archive_command<\/code> (\u06cc\u0627 PostgreSQL 15+ \u0645\u06cc\u06ba archive_library<\/code> \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644) \u0686\u0644\u0627\u062a\u0627 \u06c1\u06d2 \u062a\u0627\u06a9\u06c1 \u0645\u06a9\u0645\u0644 \u0634\u062f\u06c1 WAL \u0633\u06cc\u06af\u0645\u0646\u0679 \u06a9\u0648 \u062d\u0630\u0641 \u06cc\u0627 \u0627\u0648\u0648\u0631 \u0631\u0627\u0626\u0679 \u06c1\u0648\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u0627\u06cc\u06a9 \u0645\u062d\u0641\u0648\u0638\u060c \u062b\u0627\u0646\u0648\u06cc \u0645\u0642\u0627\u0645 \u067e\u0631 \u06a9\u0627\u067e\u06cc \u06a9\u06cc\u0627 \u062c\u0627 \u0633\u06a9\u06d2\u06d4<\/p>\n

\u067e\u0648\u0627\u0626\u0646\u0679 \u0627\u0650\u0646 \u0679\u0627\u0626\u0645 \u0631\u06cc\u06a9\u0648\u0631\u06cc (PITR) \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2\u060c \u0622\u067e \u06a9\u0648 \u062f\u0648 \u0627\u062c\u0632\u0627\u0621 \u06a9\u06cc \u0636\u0631\u0648\u0631\u062a \u06c1\u0648\u062a\u06cc \u06c1\u06d2:
\n1. \u0627\u06cc\u06a9 \u062f\u0631\u0633\u062a \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e\u06d4
\n2. \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u06a9\u06d2 \u0648\u0642\u062a \u0633\u06d2 \u0644\u06d2 \u06a9\u0631 \u0622\u067e \u06a9\u06d2 \u0679\u0627\u0631\u06af\u0679 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u0679\u0627\u0626\u0645 \u062a\u06a9 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0634\u062f\u06c1 WAL \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u06cc \u0627\u06cc\u06a9 \u0627\u0679\u0648\u0679 \u0632\u0646\u062c\u06cc\u0631\u06d4<\/p>\n

\u0627\u06af\u0631 \u0648\u06c1 WAL \u0632\u0646\u062c\u06cc\u0631 \u0679\u0648\u0679 \u062c\u0627\u0626\u06d2\u060c \u062a\u0648 \u0622\u067e \u06a9\u06cc PITR \u0646\u0627\u06a9\u0627\u0645 \u06c1\u0648 \u062c\u0627\u062a\u06cc \u06c1\u06d2\u06d4<\/p>\n

\u067e\u0631\u0648\u0688\u06a9\u0634\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u0648 \u06a9\u0646\u0641\u06cc\u06af\u0631 \u06a9\u0631\u0646\u0627<\/h2>\n

WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u0648 \u0641\u0639\u0627\u0644 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2\u060c \u0622\u067e \u06a9\u0648 \u0627\u067e\u0646\u06cc postgresql.conf<\/code> \u0641\u0627\u0626\u0644 \u0645\u06cc\u06ba \u062a\u0631\u0645\u06cc\u0645 \u06a9\u0631\u0646\u06cc \u06c1\u0648\u06af\u06cc\u06d4 \u0628\u0646\u06cc\u0627\u062f\u06cc \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646 \u06a9\u06d2 \u0644\u06cc\u06d2 wal_level<\/code> \u06a9\u0648 \u0633\u06cc\u0679 \u06a9\u0631\u0646\u0627\u060c archive_mode<\/code> \u06a9\u0648 \u0641\u0639\u0627\u0644 \u06a9\u0631\u0646\u0627\u060c \u0627\u0648\u0631 archive_command<\/code> \u06a9\u06cc \u0648\u0636\u0627\u062d\u062a \u06a9\u0631\u0646\u0627 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2\u06d4<\/p>\n

# postgresql.conf\nwal_level = replica             # 'replica' \u06cc\u0627 'logical' \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u06d2 \u0644\u06cc\u06d2 \u0636\u0631\u0648\u0631\u06cc \u06c1\u06d2\narchive_mode = on               # \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0631 \u0639\u0645\u0644 \u06a9\u0648 \u0641\u0639\u0627\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\narchive_command = 'test ! -f \/mnt\/nfs\/archive\/%f && cp %p \/mnt\/nfs\/archive\/%f'\narchive_timeout = 600           # \u06c1\u0631 10 \u0645\u0646\u0679 \u0645\u06cc\u06ba \u0627\u06cc\u06a9 WAL \u0633\u0648\u0626\u0686 \u06a9\u0648 \u0645\u062c\u0628\u0648\u0631 \u06a9\u0631\u06cc\u06ba\n<\/code><\/pre>\n
archive_command<\/code> \u0645\u06cc\u06ba:
\n* %p<\/code> \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u06a9\u06cc \u062c\u0627\u0646\u06d2 \u0648\u0627\u0644\u06cc WAL \u0641\u0627\u0626\u0644 \u06a9\u0627 \u0645\u06a9\u0645\u0644 \u0631\u0627\u0633\u062a\u06c1 \u0638\u0627\u06c1\u0631 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4
\n* %f<\/code> WAL \u0641\u0627\u0626\u0644 \u06a9\u0627 \u0641\u0627\u0626\u0644 \u0646\u0627\u0645 \u0638\u0627\u06c1\u0631 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u0627\u06af\u0631\u0686\u06c1 \u0627\u0648\u067e\u0631 \u062f\u06cc \u06af\u0626\u06cc \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646 \u0633\u06cc\u062f\u06be\u06cc \u0644\u06af\u062a\u06cc \u06c1\u06d2\u060c \u0644\u06cc\u06a9\u0646 \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 \u0645\u0627\u062d\u0648\u0644 \u0645\u06cc\u06ba \u0633\u0627\u062f\u06c1 \u0634\u06cc\u0644 \u06a9\u0645\u0627\u0646\u0688\u0632 \u067e\u0631 \u0627\u0646\u062d\u0635\u0627\u0631 \u06a9\u0631\u0646\u0627 \u0627\u06c1\u0645 \u062e\u0637\u0631\u0627\u062a \u067e\u06cc\u062f\u0627 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0645\u06cc\u06ba \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc\u0627\u06ba<\/h2>\n
\u063a\u0644\u0637\u06cc 1: archive_command<\/code> \u06a9\u06cc "\u062e\u0627\u0645\u0648\u0634 \u06a9\u0627\u0645\u06cc\u0627\u0628\u06cc”<\/h3>\n
PostgreSQL \u0645\u06a9\u0645\u0644 \u0637\u0648\u0631 \u067e\u0631 archive_command<\/code> \u06a9\u06d2 \u0627\u06cc\u06af\u0632\u0679 \u06a9\u0648\u0688 \u067e\u0631 \u0627\u0646\u062d\u0635\u0627\u0631 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 \u0627\u06af\u0631 \u06a9\u0645\u0627\u0646\u0688 0<\/code> \u0648\u0627\u067e\u0633 \u06a9\u0631\u062a\u06cc \u06c1\u06d2\u060c \u062a\u0648 PostgreSQL \u0641\u0631\u0636 \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u06a9\u06c1 WAL \u0641\u0627\u0626\u0644 \u0645\u062d\u0641\u0648\u0638 \u0637\u0631\u06cc\u0642\u06d2 \u0633\u06d2 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u06c1\u0648 \u06af\u0626\u06cc \u06c1\u06d2 \u0627\u0648\u0631 \u0627\u0635\u0644 \u0641\u0627\u0626\u0644 \u06a9\u0648 \u0631\u06cc \u0633\u0627\u0626\u06cc\u06a9\u0644 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0622\u06af\u06d2 \u0628\u0691\u06be\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u0627\u06cc\u06a9 \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc \u0627\u06cc\u0633\u06cc \u06a9\u0645\u0627\u0646\u0688 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u0646\u0627 \u06c1\u06d2 \u062c\u0648 0<\/code> \u0648\u0627\u067e\u0633 \u06a9\u0631\u062a\u06cc \u06c1\u06d2 \u062d\u0627\u0644\u0627\u0646\u06a9\u06c1 \u0688\u06cc\u0679\u0627 \u0645\u062d\u0641\u0648\u0638 \u0627\u0633\u0679\u0648\u0631\u06cc\u062c \u067e\u0631 \u0645\u0646\u062a\u0642\u0644 \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u0627 \u06c1\u0648\u062a\u0627\u06d4 \u0645\u062b\u0627\u0644 \u06a9\u06d2 \u0637\u0648\u0631 \u067e\u0631\u060c \u0627\u06cc\u06a9 \u0633\u0627\u062f\u06c1 cp<\/code> \u06a9\u0645\u0627\u0646\u0688 \u062c\u06cc\u0633\u06d2 \u06c1\u06cc \u0688\u06cc\u0679\u0627 \u0688\u06cc\u0633\u0679\u06cc\u0646\u06cc\u0634\u0646 \u0633\u0631\u0648\u0631 \u067e\u0631 OS \u067e\u06cc\u062c \u06a9\u06cc\u0634\u06d2 \u062a\u06a9 \u067e\u06c1\u0646\u0686\u062a\u0627 \u06c1\u06d2\u060c \u06a9\u0627\u0645\u06cc\u0627\u0628\u06cc \u0648\u0627\u067e\u0633 \u06a9\u0631 \u0633\u06a9\u062a\u06cc \u06c1\u06d2\u06d4 \u0627\u06af\u0631 \u0688\u06cc\u0633\u0679\u06cc\u0646\u06cc\u0634\u0646 \u0633\u0631\u0648\u0631 \u06a9\u06cc\u0634\u06d2 \u06a9\u06d2 \u0688\u0633\u06a9 \u067e\u0631 \u0641\u0644\u0634 \u06c1\u0648\u0646\u06d2 \u0633\u06d2 \u067e\u06c1\u0644\u06d2 \u067e\u0627\u0648\u0631 \u06a9\u06be\u0648 \u062f\u06cc\u062a\u0627 \u06c1\u06d2\u060c \u062a\u0648 WAL \u0641\u0627\u0626\u0644 \u0636\u0627\u0626\u0639 \u06c1\u0648 \u062c\u0627\u062a\u06cc \u06c1\u06d2\u060c \u0644\u06cc\u06a9\u0646 PostgreSQL \u0627\u067e\u0646\u06cc \u0645\u0642\u0627\u0645\u06cc \u06a9\u0627\u067e\u06cc \u067e\u06c1\u0644\u06d2 \u06c1\u06cc \u062d\u0630\u0641 \u06a9\u0631 \u0686\u06a9\u0627 \u06c1\u0648\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u062e\u0637\u0631\u06c1:<\/strong> \u0627\u06cc\u06a9 \u0679\u0648\u0679\u06cc \u06c1\u0648\u0626\u06cc WAL \u0632\u0646\u062c\u06cc\u0631 \u0627\u0648\u0631 PITR \u06a9\u0631\u0646\u06d2 \u0645\u06cc\u06ba \u0646\u0627\u06a9\u0627\u0645\u06cc\u060c \u062c\u0648 \u0635\u0631\u0641 \u0688\u06cc\u0632\u0627\u0633\u0679\u0631 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u06a9\u06d2 \u0645\u0646\u0638\u0631 \u0646\u0627\u0645\u06d2 \u06a9\u06d2 \u062f\u0648\u0631\u0627\u0646 \u062f\u0631\u06cc\u0627\u0641\u062a \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4<\/p>\n
\u062a\u062f\u0627\u0631\u06a9:<\/strong> \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0626\u06cc\u06ba \u06a9\u06c1 \u0622\u067e \u06a9\u06cc \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0627\u0633\u06a9\u0631\u067e\u0679 \u0633\u0646\u06a9\u0631\u0648\u0646\u0633 \u0631\u0627\u0626\u0679\u0633 \u06a9\u0648 \u0646\u0627\u0641\u0630 \u06a9\u0631\u062a\u06cc \u06c1\u06d2\u06d4 \u0627\u06af\u0631 \u0645\u0639\u06cc\u0627\u0631\u06cc \u0634\u06cc\u0644 \u06a9\u0645\u0627\u0646\u0688\u0632 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631 \u0631\u06c1\u06d2 \u06c1\u06cc\u06ba\u060c \u062a\u0648 \u0627\u06cc\u0633\u06d2 \u0679\u0648\u0644\u0632 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u06cc\u06ba \u062c\u0648 \u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0641\u0644\u0634 \u06c1\u0648\u0646\u06d2 \u06a9\u06cc \u0636\u0645\u0627\u0646\u062a \u062f\u06cc\u062a\u06d2 \u06c1\u0648\u06ba\u060c \u06cc\u0627 \u0627\u06cc\u06a9 \u0631\u06cc\u067e\u0631 \u0627\u0633\u06a9\u0631\u067e\u0679 \u0644\u06a9\u06be\u06cc\u06ba \u062c\u0648 \u0679\u0631\u0627\u0646\u0633\u0641\u0631 \u06a9\u06d2 \u0628\u0639\u062f \u0641\u0627\u0626\u0644 \u06a9\u06d2 \u0633\u0627\u0626\u0632 \u0627\u0648\u0631 \u0686\u06cc\u06a9 \u0633\u0645 \u06a9\u06cc \u062a\u0635\u062f\u06cc\u0642 \u06a9\u0631\u06d2\u06d4<\/p>\n
\u063a\u0644\u0637\u06cc 2: pg_wal<\/code> \u067e\u0627\u0631\u0679\u06cc\u0634\u0646 \u06a9\u0627 \u062e\u062a\u0645 \u06c1\u0648\u0646\u0627 (WAL Bloat)<\/h3>\n
\u0627\u06af\u0631 archive_command<\/code> \u0646\u0627\u06a9\u0627\u0645 \u06c1\u0648 \u062c\u0627\u062a\u0627 \u06c1\u06d2 (\u0646\u0627\u0646-\u0632\u06cc\u0631\u0648 \u0627\u06cc\u06af\u0632\u0679 \u06a9\u0648\u0688 \u0648\u0627\u067e\u0633 \u06a9\u0631\u062a\u0627 \u06c1\u06d2)\u2014\u0646\u06cc\u0679 \u0648\u0631\u06a9 \u0622\u0624\u0679\u06cc\u062c\u060c \u063a\u0644\u0637 \u0627\u062c\u0627\u0632\u062a\u0648\u06ba\u060c \u06cc\u0627 \u0688\u06cc\u0633\u0679\u06cc\u0646\u06cc\u0634\u0646 \u0688\u0633\u06a9 \u0628\u06be\u0631 \u062c\u0627\u0646\u06d2 \u06a9\u06cc \u0648\u062c\u06c1 \u0633\u06d2\u2014\u062a\u0648 PostgreSQL WAL \u0641\u0627\u0626\u0644 \u06a9\u0648 pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u0645\u06cc\u06ba \u0628\u0631\u0642\u0631\u0627\u0631 \u0631\u06a9\u06be\u06d2 \u06af\u0627 \u0627\u0648\u0631 \u06a9\u0645\u0627\u0646\u0688 \u06a9\u0648 \u063a\u06cc\u0631 \u0645\u0639\u06cc\u0646\u06c1 \u0645\u062f\u062a \u062a\u06a9 \u062f\u0648\u0628\u0627\u0631\u06c1 \u0622\u0632\u0645\u0627\u0626\u06d2 \u06af\u0627\u06d4<\/p>\n
\u0627\u06af\u0631\u0686\u06c1 \u06cc\u06c1 \u063a\u06cc\u0631 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0634\u062f\u06c1 WALs \u06a9\u0648 \u062d\u0630\u0641 \u0646\u06c1 \u06a9\u0631\u06a9\u06d2 \u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0646\u0642\u0635\u0627\u0646 \u06a9\u0648 \u0631\u0648\u06a9\u062a\u0627 \u06c1\u06d2\u060c \u0644\u06cc\u06a9\u0646 \u06cc\u06c1 \u062f\u0633\u062a\u06cc\u0627\u0628\u06cc \u06a9\u0627 \u0627\u06cc\u06a9 \u0633\u0646\u06af\u06cc\u0646 \u062e\u0637\u0631\u06c1 \u067e\u06cc\u062f\u0627 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 \u0627\u06af\u0631 pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u0627\u06cc\u0633\u06cc \u067e\u0627\u0631\u0679\u06cc\u0634\u0646 \u067e\u0631 \u06c1\u06d2 \u062c\u0648 100% \u0628\u06be\u0631 \u062c\u0627\u062a\u06cc \u06c1\u06d2\u060c \u062a\u0648 PostgreSQL \u0627\u06cc\u06a9 PANIC<\/code> \u062c\u0627\u0631\u06cc \u06a9\u0631\u06d2 \u06af\u0627 \u0627\u0648\u0631 \u06a9\u0631\u06cc\u0634 \u06c1\u0648 \u062c\u0627\u0626\u06d2 \u06af\u0627\u06d4 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0627\u0633 \u0648\u0642\u062a \u062a\u06a9 \u062f\u0648\u0628\u0627\u0631\u06c1 \u0634\u0631\u0648\u0639 \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u06af\u0627 \u062c\u0628 \u062a\u06a9 \u062c\u06af\u06c1 \u062e\u0627\u0644\u06cc \u0646\u06c1 \u06a9\u06cc \u062c\u0627\u0626\u06d2\u06d4<\/p>\n
\u062e\u0637\u0631\u06c1:<\/strong> \u0645\u06a9\u0645\u0644 pg_wal<\/code> \u067e\u0627\u0631\u0679\u06cc\u0634\u0646 \u06a9\u06cc \u0648\u062c\u06c1 \u0633\u06d2 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u06a9\u0627 \u0645\u06a9\u0645\u0644 \u0688\u0627\u0624\u0646 \u0679\u0627\u0626\u0645\u06d4<\/p>\n
\u062a\u062f\u0627\u0631\u06a9:<\/strong>
\n1. pg_wal<\/code> \u06a9\u0648 \u06c1\u0645\u06cc\u0634\u06c1 \u0627\u06cc\u06a9 \u0633\u0631\u0634\u0627\u0631 \u0688\u0633\u06a9 \u067e\u0627\u0631\u0679\u06cc\u0634\u0646 \u067e\u0631 \u0631\u06a9\u06be\u06cc\u06ba\u06d4
\n2. pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u06a9\u06d2 \u0633\u0627\u0626\u0632 \u067e\u0631 \u062c\u0627\u0631\u062d\u0627\u0646\u06c1 \u0646\u06af\u0631\u0627\u0646\u06cc \u0646\u0627\u0641\u0630 \u06a9\u0631\u06cc\u06ba\u06d4
\n3. \u0646\u0627\u06a9\u0627\u0645 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u06a9\u0645\u0627\u0646\u0688\u0632 \u06a9\u0627 \u0641\u0648\u0631\u06cc \u067e\u062a\u06c1 \u0644\u06af\u0627\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 pg_stat_archiver<\/code> \u0648\u06cc\u0648 \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u0631\u06cc\u06ba\u06d4<\/p>\n
\u063a\u0644\u0637\u06cc 3: \u0646\u0627\u0645\u06a9\u0645\u0644 \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e<\/h3>\n
\u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u0627\u0646 WAL \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u06d2 \u0628\u063a\u06cc\u0631 \u0628\u06cc\u06a9\u0627\u0631 \u06c1\u06d2 \u062c\u0648 \u0628\u06cc\u06a9 \u0627\u067e \u06a9\u06d2 \u0639\u0645\u0644 \u06a9\u06d2 \u062f\u0648\u0631\u0627\u0646 \u062a\u06cc\u0627\u0631 \u06c1\u0648\u062a\u06cc \u06c1\u06cc\u06ba\u06d4 \u0627\u06af\u0631 \u0622\u067e \u0641\u0627\u0626\u0644 \u0633\u0633\u0679\u0645 \u0644\u06cc\u0648\u0644 \u06a9\u0627 \u0627\u0633\u0646\u06cc\u067e \u0634\u0627\u0679 \u0644\u06cc\u062a\u06d2 \u06c1\u06cc\u06ba \u06cc\u0627 WALs \u06a9\u0648 \u0627\u0633\u0679\u0631\u06cc\u0645 \u06a9\u06cc\u06d2 \u0628\u063a\u06cc\u0631 pg_basebackup<\/code> \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba (-X stream<\/code>)\u060c \u062a\u0648 \u0622\u067e \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u0627 \u06c1\u0648\u06af\u0627 \u06a9\u06c1 \u0628\u06cc\u06a9 \u0627\u067e \u06a9\u06d2 \u0634\u0631\u0648\u0639 \u0627\u0648\u0631 \u0627\u062e\u062a\u062a\u0627\u0645 \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u062a\u06cc\u0627\u0631 \u06c1\u0648\u0646\u06d2 \u0648\u0627\u0644\u06cc WAL \u0641\u0627\u0626\u0644\u06cc\u06ba \u06a9\u0627\u0645\u06cc\u0627\u0628\u06cc \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u06c1\u0648 \u06af\u0626\u06cc \u06c1\u06cc\u06ba\u06d4<\/p>\n
\u0627\u06af\u0631 \u0622\u067e \u06a9\u0627 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0631 \u067e\u06cc\u0686\u06be\u06d2 \u06c1\u06d2 \u06cc\u0627 \u0646\u0627\u06a9\u0627\u0645 \u06c1\u0648 \u0631\u06c1\u0627 \u06c1\u06d2\u060c \u0627\u0648\u0631 \u0648\u06c1 \u0645\u062e\u0635\u0648\u0635 WAL \u0641\u0627\u0626\u0644\u06cc\u06ba \u0636\u0627\u0626\u0639 \u06c1\u0648 \u062c\u0627\u062a\u06cc \u06c1\u06cc\u06ba\u060c \u062a\u0648 \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u06a9\u0648 \u0645\u0633\u062a\u0642\u0644 \u062d\u0627\u0644\u062a \u0645\u06cc\u06ba \u0646\u06c1\u06cc\u06ba \u0644\u0627\u06cc\u0627 \u062c\u0627 \u0633\u06a9\u062a\u0627\u06d4<\/p>\n
\u062e\u0637\u0631\u06c1:<\/strong> \u062e\u0631\u0627\u0628 \u06cc\u0627 \u0646\u0627\u0642\u0627\u0628\u0644 \u0628\u0627\u0632\u06cc\u0627\u0641\u062a \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e\u06d4<\/p>\n
\u062a\u062f\u0627\u0631\u06a9:<\/strong> \u0628\u06cc\u06a9 \u0627\u067e \u067e\u06d2 \u0644\u0648\u0688 \u0645\u06cc\u06ba \u06c1\u06cc \u0636\u0631\u0648\u0631\u06cc WAL \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u0648 \u0634\u0627\u0645\u0644 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 pg_basebackup -X stream<\/code> \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u06cc\u06ba\u060c \u06cc\u0627 \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 \u0628\u06cc\u06a9 \u0627\u067e \u0633\u0644\u0648\u0634\u0646\u0632 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u06cc\u06ba \u062c\u0648 \u062e\u0648\u062f \u0628\u062e\u0648\u062f \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u0627\u0648\u0631 WAL \u0633\u06cc\u06af\u0645\u0646\u0679\u0633 \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u0627\u0646\u062d\u0635\u0627\u0631 \u06a9\u0627 \u0627\u0646\u062a\u0638\u0627\u0645 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n
\u063a\u0644\u0637\u06cc 4: \u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646 \u06a9\u0627 \u0627\u0644\u062c\u06be\u0627\u0624 \u0627\u0648\u0631 \u0627\u0633\u067e\u0644\u0679 \u0628\u0631\u06cc\u0646 \u06a9\u06d2 \u062d\u0627\u0644\u0627\u062a<\/h3>\n
\u062c\u0628 \u0627\u06cc\u06a9 \u0627\u0633\u0679\u06cc\u0646\u0688 \u0628\u0627\u0626\u06cc \u0633\u0631\u0648\u0631 \u06a9\u0648 \u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u0645\u06cc\u06ba \u067e\u0631\u0648\u0645\u0648\u0679 \u06a9\u06cc\u0627 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u060c \u062a\u0648 PostgreSQL "\u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646 ID” (WAL \u0641\u0627\u0626\u0644 \u0646\u0627\u0645 \u06a9\u0627 \u067e\u06c1\u0644\u0627 \u062d\u0635\u06c1\u060c \u0645\u062b\u0644\u0627\u064b 0000000200000001000000A4<\/code>) \u0645\u06cc\u06ba \u0627\u0636\u0627\u0641\u06c1 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 \u06cc\u06c1 \u0646\u0626\u06d2 \u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u06a9\u0648 \u067e\u0631\u0627\u0646\u06d2 \u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u06a9\u06cc WAL \u06c1\u0633\u0679\u0631\u06cc \u06a9\u0648 \u0627\u0648\u0648\u0631 \u0631\u0627\u0626\u0679 \u06a9\u0631\u0646\u06d2 \u0633\u06d2 \u0631\u0648\u06a9\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u062a\u0627\u06c1\u0645\u060c \u0627\u06af\u0631 \u067e\u0631\u0627\u0646\u0627 \u067e\u0631\u0627\u0626\u0645\u0631\u06cc \u063a\u0644\u0637\u06cc \u0633\u06d2 \u0645\u0646\u0627\u0633\u0628 \u0637\u0631\u06cc\u0642\u06d2 \u0633\u06d2 \u0641\u06cc\u0646\u0633 \u06a9\u06cc\u06d2 \u0628\u063a\u06cc\u0631 \u0634\u0631\u0648\u0639 \u06c1\u0648 \u062c\u0627\u062a\u0627 \u06c1\u06d2 (\u0627\u0633\u067e\u0644\u0679 \u0628\u0631\u06cc\u0646 \u06a9\u0627 \u0645\u0646\u0638\u0631 \u0646\u0627\u0645\u06c1)\u060c \u062a\u0648 \u06cc\u06c1 \u067e\u0631\u0627\u0646\u06cc \u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646 \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u0631\u062a\u06d2 \u06c1\u0648\u0626\u06d2 \u0627\u0633\u06cc \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0645\u0642\u0627\u0645 \u067e\u0631 WAL \u0641\u0627\u0626\u0644\u06cc\u06ba \u0628\u06be\u06cc\u062c\u0646\u06d2 \u06a9\u06cc \u06a9\u0648\u0634\u0634 \u06a9\u0631 \u0633\u06a9\u062a\u0627 \u06c1\u06d2\u06d4 \u0627\u06af\u0631 \u0622\u067e \u06a9\u0627 archive_command<\/code> \u0627\u0646\u062f\u06be\u0627 \u062f\u06be\u0646\u062f \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u0648 \u0627\u0648\u0648\u0631 \u0631\u0627\u0626\u0679 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u060c \u062a\u0648 \u0622\u067e \u0627\u067e\u0646\u06cc \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0631\u06cc\u067e\u0648\u0632\u0679\u0631\u06cc \u06a9\u0648 \u062e\u0631\u0627\u0628 \u06a9\u0631 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n
\u062e\u0637\u0631\u06c1:<\/strong> \u0627\u0648\u0648\u0631 \u0631\u0627\u0626\u0679 \u0634\u062f\u06c1 WAL \u0641\u0627\u0626\u0644\u06cc\u06ba\u060c \u062e\u0631\u0627\u0628 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0632\u060c \u0627\u0648\u0631 \u0646\u0627\u0642\u0627\u0628\u0644 \u0628\u0627\u0632\u06cc\u0627\u0641\u062a \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633\u06d4<\/p>\n
\u062a\u062f\u0627\u0631\u06a9:<\/strong> \u0622\u067e \u06a9\u0627 archive_command<\/code> \u06a9\u0628\u06be\u06cc \u0628\u06be\u06cc \u0645\u0648\u062c\u0648\u062f\u06c1 \u0641\u0627\u0626\u0644 \u06a9\u0648 \u0627\u0648\u0648\u0631 \u0631\u0627\u0626\u0679 \u0646\u06c1\u06cc\u06ba \u06a9\u0631\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u06d4 \u067e\u06c1\u0644\u06d2 \u062f\u06cc \u06af\u0626\u06cc \u0628\u0646\u06cc\u0627\u062f\u06cc \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646 \u0645\u06cc\u06ba \u0646\u0648\u0679 \u06a9\u0631\u06cc\u06ba\u060c \u06c1\u0645 \u0646\u06d2 test ! -f \/mnt\/nfs\/archive\/%f<\/code> \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06a9\u06cc\u0627 \u062a\u0627\u06a9\u06c1 \u0627\u06af\u0631 \u0641\u0627\u0626\u0644 \u067e\u06c1\u0644\u06d2 \u0633\u06d2 \u0645\u0648\u062c\u0648\u062f \u06c1\u0648 \u062a\u0648 \u0648\u0627\u0636\u062d \u0637\u0648\u0631 \u067e\u0631 \u0646\u0627\u06a9\u0627\u0645 \u06c1\u0648 \u062c\u0627\u0626\u06d2\u06d4<\/p>\n
\u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0646\u0642\u0635\u0627\u0646 \u06a9\u06d2 \u062e\u0637\u0631\u0627\u062a \u06a9\u0648 \u06a9\u0645 \u06a9\u0631\u0646\u0627: \u067e\u0631\u0648\u0688\u06a9\u0634\u0646 \u06a9\u06d2 \u0628\u06c1\u062a\u0631\u06cc\u0646 \u0637\u0631\u06cc\u0642\u06d2<\/h2>\n
\u0627\u067e\u0646\u06cc PostgreSQL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u062d\u06a9\u0645\u062a \u0639\u0645\u0644\u06cc \u06a9\u0648 \u0645\u0636\u0628\u0648\u0637 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2\u060c \u062f\u0631\u062c \u0630\u06cc\u0644 \u0628\u06c1\u062a\u0631\u06cc\u0646 \u0637\u0631\u06cc\u0642\u0648\u06ba \u067e\u0631 \u0639\u0645\u0644 \u06a9\u0631\u06cc\u06ba\u06d4<\/p>\n
1. \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0631 \u0639\u0645\u0644 \u06a9\u06cc \u0645\u0642\u0627\u0645\u06cc \u0637\u0648\u0631 \u067e\u0631 \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u0631\u06cc\u06ba<\/h3>\n
PostgreSQL \u0627\u06cc\u06a9 \u0628\u0644\u0679 \u0627\u0646 \u0648\u06cc\u0648\u060c pg_stat_archiver<\/code> \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u060c \u062c\u0648 \u0622\u067e \u06a9\u06d2 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0639\u0645\u0644 \u06a9\u06cc \u06a9\u0627\u0645\u06cc\u0627\u0628\u06cc \u0627\u0648\u0631 \u0646\u0627\u06a9\u0627\u0645\u06cc \u06a9\u0648 \u0679\u0631\u06cc\u06a9 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 \u0622\u067e \u06a9\u0648 \u0627\u0633 \u0648\u06cc\u0648 \u06a9\u0648 \u0627\u067e\u0646\u06d2 \u0622\u0628\u0632\u0631\u0648\u06cc\u0628\u0644\u0679\u06cc \u0627\u0633\u0679\u06cc\u06a9 (\u0645\u062b\u0644\u0627\u064b Prometheus\u060c Datadog\u060c \u06cc\u0627 Zabbix) \u0645\u06cc\u06ba \u0636\u0645 \u06a9\u0631\u0646\u0627 \u0686\u0627\u06c1\u06cc\u06d2\u06d4<\/p>\n
SELECT \n    archived_count,\n    last_archived_wal,\n    last_archived_time,\n    failed_count,\n    last_failed_wal,\n    last_failed_time,\n    stats_reset\nFROM pg_stat_archiver;\n<\/code><\/pre>\n
\u06a9\u0646\u0641\u06cc\u06af\u0631 \u06a9\u0631\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u0644\u0631\u0679\u0646\u06af \u062a\u06be\u0631\u06cc\u0634 \u06c1\u0648\u0644\u0688\u0632:<\/strong>
\n* \u0627\u06af\u0631 failed_count<\/code> \u0628\u0691\u06be\u062a\u0627 \u06c1\u06d2 \u062a\u0648 \u0627\u0644\u0631\u0679 \u06a9\u0631\u06cc\u06ba\u06d4
\n* \u0627\u06af\u0631 now()<\/code> \u0627\u0648\u0631 last_archived_time<\/code> \u06a9\u06d2 \u062f\u0631\u0645\u06cc\u0627\u0646 \u0648\u0642\u062a \u06a9\u0627 \u0641\u0631\u0642 \u0622\u067e \u06a9\u06d2 RPO \u062a\u06be\u0631\u06cc\u0634 \u06c1\u0648\u0644\u0688 (\u0645\u062b\u0644\u0627\u064b 15 \u0645\u0646\u0679) \u0633\u06d2 \u062a\u062c\u0627\u0648\u0632 \u06a9\u0631 \u062c\u0627\u0626\u06d2 \u062a\u0648 \u0627\u0644\u0631\u0679 \u06a9\u0631\u06cc\u06ba\u060c \u06cc\u06c1 \u0630\u06c1\u0646 \u0645\u06cc\u06ba \u0631\u06a9\u06be\u062a\u06d2 \u06c1\u0648\u0626\u06d2 \u06a9\u06c1 \u06a9\u0645 \u0679\u0631\u06cc\u0641\u06a9 \u0648\u0627\u0644\u06d2 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0645\u06cc\u06ba \u0642\u062f\u0631\u062a\u06cc \u0637\u0648\u0631 \u067e\u0631 \u062a\u0627\u062e\u06cc\u0631 \u06c1\u0648 \u0633\u06a9\u062a\u06cc \u06c1\u06d2 \u062c\u0628 \u062a\u06a9 \u06a9\u06c1 archive_timeout<\/code> \u0633\u06cc\u0679 \u0646\u06c1 \u06c1\u0648\u06d4<\/p>\n
2. archive_timeout<\/code> \u06a9\u0627 \u0641\u0627\u0626\u062f\u06c1 \u0627\u0679\u06be\u0627\u0626\u06cc\u06ba<\/h3>\n
\u06a9\u0645 \u0631\u0627\u0626\u0679 \u0648\u0627\u0644\u06cc\u0648\u0645 \u0648\u0627\u0644\u06d2 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0645\u06cc\u06ba\u060c 16MB \u06a9\u06cc WAL \u0641\u0627\u0626\u0644 \u06a9\u0648 \u0628\u06be\u0631\u0646\u06d2 \u0645\u06cc\u06ba \u06af\u06be\u0646\u0679\u06d2 \u0644\u06af \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4 \u062c\u0628 \u062a\u06a9 \u06cc\u06c1 \u0628\u06be\u0631 \u0646\u06c1\u06cc\u06ba \u062c\u0627\u062a\u06cc\u060c \u06cc\u06c1 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u062a\u06cc\u06d4 \u0627\u06af\u0631 \u0633\u0631\u0648\u0631 \u06a9\u0631\u06cc\u0634 \u06c1\u0648 \u062c\u0627\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u0645\u0642\u0627\u0645\u06cc \u0688\u0633\u06a9 \u0636\u0627\u0626\u0639 \u06c1\u0648 \u062c\u0627\u062a\u06cc \u06c1\u06d2\u060c \u062a\u0648 \u0622\u067e \u06af\u06be\u0646\u0679\u0648\u06ba \u06a9\u06cc \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646\u0632 \u06a9\u06be\u0648 \u062f\u06cc\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n
archive_timeout = 600<\/code> (10 \u0645\u0646\u0679) \u0633\u06cc\u0679 \u06a9\u0631\u0646\u0627 PostgreSQL \u06a9\u0648 \u0627\u06cc\u06a9 \u0646\u0626\u06cc WAL \u0641\u0627\u0626\u0644 \u067e\u0631 \u0633\u0648\u0626\u0686 \u06a9\u0631\u0646\u06d2 \u0627\u0648\u0631 \u0645\u0648\u062c\u0648\u062f\u06c1 \u0641\u0627\u0626\u0644 \u06a9\u0648 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u06a9\u0631\u0646\u06d2 \u067e\u0631 \u0645\u062c\u0628\u0648\u0631 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u060c \u0686\u0627\u06c1\u06d2 \u0648\u06c1 \u067e\u0648\u0631\u06cc \u0646\u06c1 \u0628\u06be\u0631\u06cc \u06c1\u0648\u06d4 \u06cc\u06c1 \u0627\u0633 \u0628\u0627\u062a \u06a9\u06cc \u0636\u0645\u0627\u0646\u062a \u062f\u06cc\u062a\u0627 \u06c1\u06d2 \u06a9\u06c1 \u0622\u067e \u06a9\u0627 RPO 10 \u0645\u0646\u0679 \u0633\u06d2 \u0632\u06cc\u0627\u062f\u06c1 \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u06af\u0627\u060c \u062c\u0633 \u06a9\u06cc \u0642\u06cc\u0645\u062a \u062c\u0632\u0648\u06cc \u0637\u0648\u0631 \u067e\u0631 \u0628\u06be\u0631\u06cc \u06c1\u0648\u0626\u06cc WAL \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u06cc \u0648\u062c\u06c1 \u0633\u06d2 \u062a\u06be\u0648\u0691\u06cc \u0632\u06cc\u0627\u062f\u06c1 \u0627\u0633\u0679\u0648\u0631\u06cc\u062c \u06a9\u0627 \u0627\u0633\u062a\u0639\u0645\u0627\u0644 \u06c1\u06d2\u06d4<\/p>\n
3. archive_library<\/code> (PostgreSQL 15+) \u067e\u0631 \u0645\u0646\u062a\u0642\u0644 \u06c1\u0648\u06ba<\/h3>\n
\u062a\u0627\u0631\u06cc\u062e\u06cc \u0637\u0648\u0631 \u067e\u0631\u060c archive_command<\/code> \u06c1\u0631 \u0627\u06cc\u06a9 WAL \u0641\u0627\u0626\u0644 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u06cc\u06a9 \u0646\u06cc\u0627 \u0634\u06cc\u0644 \u0639\u0645\u0644 \u0634\u0631\u0648\u0639 \u06a9\u0631\u062a\u0627 \u062a\u06be\u0627\u06d4 \u0632\u06cc\u0627\u062f\u06c1 \u062a\u06be\u0631\u0648 \u067e\u0679 \u0648\u0627\u0644\u06d2 \u0645\u0627\u062d\u0648\u0644 \u0645\u06cc\u06ba \u062c\u0648 \u0641\u06cc \u0645\u0646\u0679 \u0633\u06cc\u0646\u06a9\u0691\u0648\u06ba WAL \u0641\u0627\u0626\u0644\u06cc\u06ba \u062a\u06cc\u0627\u0631 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u0634\u06cc\u0644 \u0639\u0645\u0644 \u06a9\u0648 \u0641\u0648\u0631\u06a9 \u06a9\u0631\u0646\u06d2 \u06a9\u0627 \u0627\u0648\u0648\u0631 \u06c1\u06cc\u0688 \u06a9\u0627\u0631\u06a9\u0631\u062f\u06af\u06cc \u0645\u06cc\u06ba \u0631\u06a9\u0627\u0648\u0679 \u0628\u0646 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
PostgreSQL 15 \u0646\u06d2 archive_library<\/code> \u067e\u06cc\u0631\u0627\u0645\u06cc\u0679\u0631 \u0645\u062a\u0639\u0627\u0631\u0641 \u06a9\u0631\u0627\u06cc\u0627\u060c \u062c\u0633 \u0633\u06d2 WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u0648 \u0645\u062a\u062d\u0631\u06a9 \u0637\u0648\u0631 \u067e\u0631 \u0644\u0648\u0688 \u06a9\u06cc\u06d2 \u06af\u0626\u06d2 C \u0645\u0627\u0688\u06cc\u0648\u0644\u0632 \u06a9\u06d2 \u0630\u0631\u06cc\u0639\u06d2 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u06cc\u0627 \u062c\u0627 \u0633\u06a9\u062a\u0627 \u06c1\u06d2\u06d4 \u06cc\u06c1 \u0634\u06cc\u0644-\u0641\u0648\u0631\u06a9\u0646\u06af \u0627\u0648\u0648\u0631 \u06c1\u06cc\u0688 \u06a9\u0648 \u062e\u062a\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u0627\u06cc\u06a9 \u0628\u06c1\u062a \u0632\u06cc\u0627\u062f\u06c1 \u0645\u0636\u0628\u0648\u0637\u060c \u0627\u0639\u0644\u06cc\u0670 \u06a9\u0627\u0631\u06a9\u0631\u062f\u06af\u06cc \u0648\u0627\u0644\u0627 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0637\u0631\u06cc\u0642\u06c1 \u06a9\u0627\u0631 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 \u0627\u06af\u0631 \u0622\u067e PostgreSQL 15 \u06cc\u0627 \u0627\u0633 \u0633\u06d2 \u0627\u0648\u067e\u0631 \u067e\u0631 \u06c1\u06cc\u06ba\u060c \u062a\u0648 \u0627\u06cc\u0633\u06d2 \u0628\u06cc\u06a9 \u0627\u067e \u0679\u0648\u0644\u0632 \u062a\u0644\u0627\u0634 \u06a9\u0631\u06cc\u06ba \u062c\u0648 \u06a9\u0633\u0679\u0645 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0645\u0627\u0688\u06cc\u0648\u0644\u0632 \u06a9\u0648 \u0633\u067e\u0648\u0631\u0679 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n
4. \u067e\u0648\u0627\u0626\u0646\u0679 \u0627\u0650\u0646 \u0679\u0627\u0626\u0645 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u06a9\u06cc \u0628\u0627\u0642\u0627\u0639\u062f\u06af\u06cc \u0633\u06d2 \u062c\u0627\u0646\u0686 \u06a9\u0631\u06cc\u06ba<\/h3>\n
\u0627\u06cc\u06a9 \u063a\u06cc\u0631 \u0622\u0632\u0645\u0648\u062f\u06c1 \u0628\u06cc\u06a9 \u0627\u067e \u0628\u06cc\u06a9 \u0627\u067e \u0646\u06c1\u06cc\u06ba \u06c1\u0648\u062a\u0627\u061b \u06cc\u06c1 \u0627\u06cc\u06a9 \u062e\u0648\u0627\u06c1\u0634 \u06c1\u0648\u062a\u06cc \u06c1\u06d2\u06d4 \u06cc\u06c1 \u062a\u0635\u062f\u06cc\u0642 \u06a9\u0631\u0646\u06d2 \u06a9\u0627 \u0648\u0627\u062d\u062f \u0637\u0631\u06cc\u0642\u06c1 \u06a9\u06c1 \u0622\u067e \u06a9\u06cc WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0635\u062d\u06cc\u062d \u0637\u0631\u06cc\u0642\u06d2 \u0633\u06d2 \u06a9\u0627\u0645 \u06a9\u0631 \u0631\u06c1\u06cc \u06c1\u06d2\u060c \u0622\u067e \u06a9\u06cc WAL \u0632\u0646\u062c\u06cc\u0631 \u0627\u0679\u0648\u0679 \u06c1\u06d2\u060c \u0627\u0648\u0631 \u0622\u067e \u06a9\u06d2 \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u0645\u0633\u062a\u0642\u0644 \u06c1\u06cc\u06ba\u060c \u0645\u0639\u0645\u0648\u0644 \u06a9\u06d2 \u0645\u0637\u0627\u0628\u0642\u060c \u062e\u0648\u062f\u06a9\u0627\u0631 PITR \u0679\u06cc\u0633\u0679 \u06a9\u0631\u0646\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u0627\u06cc\u06a9 \u0639\u0627\u0631\u0636\u06cc \u0627\u0646\u0633\u0679\u06cc\u0646\u0633 \u0634\u0631\u0648\u0639 \u06a9\u0631\u06cc\u06ba\u060c \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u06a9\u0648 \u0628\u062d\u0627\u0644 \u06a9\u0631\u06cc\u06ba\u060c \u0627\u067e\u0646\u06d2 \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648 \u0633\u06d2 \u06a9\u06be\u06cc\u0646\u0686\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 restore_command<\/code> \u06a9\u0648 \u06a9\u0646\u0641\u06cc\u06af\u0631 \u06a9\u0631\u06cc\u06ba\u060c \u0627\u0648\u0631 \u0627\u06cc\u06a9 \u0645\u062e\u0635\u0648\u0635 \u0679\u0627\u0626\u0645 \u0627\u0633\u0679\u06cc\u0645\u067e \u067e\u0631 \u0631\u06cc\u06a9\u0648\u0631 \u06a9\u0631\u06cc\u06ba\u06d4 \u062a\u0635\u062f\u06cc\u0642 \u06a9\u0631\u06cc\u06ba \u06a9\u06c1 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0627\u06cc\u06a9 \u0645\u0633\u062a\u0642\u0644 \u062d\u0627\u0644\u062a \u062a\u06a9 \u067e\u06c1\u0646\u0686 \u062c\u0627\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u06a9\u0646\u06a9\u0634\u0646\u0632 \u06a9\u06d2 \u0644\u06cc\u06d2 \u06a9\u06be\u0644 \u062c\u0627\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
CloudSave \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 \u0628\u06cc\u06a9 \u0627\u067e \u0627\u0648\u0631 \u0631\u06cc\u06a9\u0648\u0631\u06cc<\/h2>\n
archive_command<\/code> \u06a9\u06d2 \u0644\u06cc\u06d2 \u06a9\u0633\u0679\u0645 \u0634\u06cc\u0644 \u0627\u0633\u06a9\u0631\u067e\u0679\u0633 \u06a9\u0627 \u0627\u0646\u062a\u0638\u0627\u0645 \u06a9\u0631\u0646\u0627\u060c WAL \u0688\u06cc\u0688\u067e\u0644\u06cc\u06a9\u06cc\u0634\u0646 \u06a9\u0648 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u0631\u0646\u0627\u060c \u0627\u0648\u0631 \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646 \u0644\u0627\u06af\u0632 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0645\u062d\u0641\u0648\u0638\u060c \u0622\u0641 \u0633\u0627\u0626\u0679 \u0627\u0633\u0679\u0648\u0631\u06cc\u062c \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u0627 \u0622\u0626\u06cc \u0679\u06cc \u0679\u06cc\u0645\u0648\u06ba \u06a9\u06d2 \u0644\u06cc\u06d2 \u062a\u06cc\u0632\u06cc \u0633\u06d2 \u0627\u06cc\u06a9 \u0622\u067e\u0631\u06cc\u0634\u0646\u0644 \u0628\u0648\u062c\u06be \u0628\u0646 \u0633\u06a9\u062a\u0627 \u06c1\u06d2\u06d4<\/p>\n
\u06cc\u06c1 \u0648\u06c1 \u062c\u06af\u06c1 \u06c1\u06d2 \u062c\u06c1\u0627\u06ba CloudSave \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 PostgreSQL \u0645\u0627\u062d\u0648\u0644 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0627\u06c1\u0645 \u0642\u062f\u0631 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4 CloudSave \u0628\u0631\u0627\u06c1 \u0631\u0627\u0633\u062a PostgreSQL \u06a9\u06d2 \u0645\u0642\u0627\u0645\u06cc \u0628\u06cc\u06a9 \u0627\u067e \u0627\u0648\u0631 WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af APIs \u06a9\u06d2 \u0633\u0627\u062a\u06be \u0636\u0645 \u06c1\u0648\u062a\u0627 \u06c1\u06d2 \u062a\u0627\u06a9\u06c1 \u0627\u0648\u067e\u0631 \u0628\u06cc\u0627\u0646 \u06a9\u0631\u062f\u06c1 \u062f\u0633\u062a\u06cc \u063a\u0644\u0637\u06cc\u0648\u06ba \u06a9\u0648 \u062e\u062a\u0645 \u06a9\u06cc\u0627 \u062c\u0627 \u0633\u06a9\u06d2\u06d4<\/p>\n
\u0646\u0627\u0632\u06a9 \u0628\u06cc\u0634 \u0627\u0633\u06a9\u0631\u067e\u0679\u0633 \u0644\u06a9\u06be\u0646\u06d2 \u06a9\u06d2 \u0628\u062c\u0627\u0626\u06d2\u060c CloudSave \u0627\u06cc\u06a9 \u0645\u0636\u0628\u0648\u0637\u060c \u0627\u06cc\u062c\u0646\u0679 \u067e\u0631 \u0645\u0628\u0646\u06cc \u06cc\u0627 \u0627\u06cc\u062c\u0646\u0679 \u0644\u06cc\u0633 \u0627\u0646\u0679\u06cc\u06af\u0631\u06cc\u0634\u0646 \u0641\u0631\u0627\u06c1\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u062c\u0648:
\n* \u0688\u06cc\u0644\u06cc\u0648\u0631\u06cc \u06a9\u06cc \u0636\u0645\u0627\u0646\u062a \u062f\u06cc\u062a\u0627 \u06c1\u06d2:<\/strong> \u0645\u0639\u06cc\u0627\u0631\u06cc \u0634\u06cc\u0644 \u06a9\u0645\u0627\u0646\u0688\u0632 \u06a9\u0648 \u0645\u062d\u0641\u0648\u0638 \u0622\u0641 \u0633\u0627\u0626\u0679 \u06cc\u0627 \u06a9\u0644\u0627\u0624\u0688 \u0627\u0633\u0679\u0648\u0631\u06cc\u062c \u0645\u06cc\u06ba \u062a\u0635\u062f\u06cc\u0642 \u0634\u062f\u06c1\u060c \u0686\u06cc\u06a9 \u0633\u0645-\u0648\u06cc\u0644\u06cc\u0688\u06cc\u0679\u0688 \u0679\u0631\u0627\u0646\u0633\u0641\u0631\u0632 \u0633\u06d2 \u0628\u062f\u0644 \u062f\u06cc\u062a\u0627 \u06c1\u06d2\u06d4
\n* WAL Bloat \u06a9\u0648 \u0631\u0648\u06a9\u062a\u0627 \u06c1\u06d2:<\/strong> \u0641\u0639\u0627\u0644 \u0637\u0648\u0631 \u067e\u0631 pg_wal<\/code> \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u067e\u0627\u0631\u0679\u06cc\u0634\u0646 \u062e\u062a\u0645 \u06c1\u0648\u0646\u06d2 \u0633\u06d2 \u06a9\u0627\u0641\u06cc \u067e\u06c1\u0644\u06d2 \u0627\u06cc\u0688\u0645\u0646\u0633\u0679\u0631\u06cc\u0679\u0631\u0632 \u06a9\u0648 \u0627\u0644\u0631\u0679 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4
\n* PITR \u06a9\u0648 \u062e\u0648\u062f\u06a9\u0627\u0631 \u0628\u0646\u0627\u062a\u0627 \u06c1\u06d2:<\/strong> \u0627\u06cc\u06a9 \u0628\u062f\u06cc\u06c1\u06cc \u0627\u0646\u0679\u0631\u0641\u06cc\u0633 \u06a9\u06d2 \u0630\u0631\u06cc\u0639\u06d2 \u067e\u0648\u0627\u0626\u0646\u0679 \u0627\u0650\u0646 \u0679\u0627\u0626\u0645 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u06a9\u0648 \u0622\u0633\u0627\u0646 \u0628\u0646\u0627\u062a\u0627 \u06c1\u06d2\u06d4 \u0622\u067e \u0627\u0633 \u0639\u06cc\u0646 \u0645\u0646\u0679 \u06a9\u0627 \u0627\u0646\u062a\u062e\u0627\u0628 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba \u062c\u0633 \u067e\u0631 \u0622\u067e \u0631\u06cc\u06a9\u0648\u0631 \u06a9\u0631\u0646\u0627 \u0686\u0627\u06c1\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u0627\u0648\u0631 CloudSave \u062e\u0648\u062f \u0628\u062e\u0648\u062f \u062f\u0631\u0633\u062a \u0628\u06cc\u0633 \u0628\u06cc\u06a9 \u0627\u067e \u062d\u0627\u0635\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2 \u0627\u0648\u0631 \u0627\u0633 \u062d\u0627\u0644\u062a \u062a\u06a9 \u067e\u06c1\u0646\u0686\u0646\u06d2 \u06a9\u06d2 \u0644\u06cc\u06d2 \u062f\u0631\u06a9\u0627\u0631 WAL \u0641\u0627\u0626\u0644\u0648\u06ba \u06a9\u06cc \u0639\u06cc\u0646 \u062a\u0631\u062a\u06cc\u0628 \u06a9\u0648 \u0627\u0633\u0679\u0631\u06cc\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u06d4
\n* \u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646\u0632 \u06a9\u0648 \u06c1\u06cc\u0646\u0688\u0644 \u06a9\u0631\u062a\u0627 \u06c1\u06d2:<\/strong> \u0630\u06c1\u0627\u0646\u062a \u06a9\u06d2 \u0633\u0627\u062a\u06be PostgreSQL \u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646 \u06c1\u0633\u0679\u0631\u06cc\u0632 \u06a9\u0627 \u0627\u0646\u062a\u0638\u0627\u0645 \u06a9\u0631\u062a\u0627 \u06c1\u06d2\u060c \u0627\u0633 \u0628\u0627\u062a \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u062a\u0627 \u06c1\u06d2 \u06a9\u06c1 \u0641\u06cc\u0644 \u0627\u0648\u0648\u0631\u0632 \u0627\u0648\u0631 \u0627\u0633\u067e\u0644\u0679 \u0628\u0631\u06cc\u0646 \u06a9\u06d2 \u062d\u0627\u0644\u0627\u062a \u0622\u067e \u06a9\u06cc \u0628\u06cc\u06a9 \u0627\u067e \u0631\u06cc\u067e\u0648\u0632\u0679\u0631\u06cc \u06a9\u0648 \u062e\u0631\u0627\u0628 \u0646\u06c1 \u06a9\u0631\u06cc\u06ba\u06d4<\/p>\n
WAL \u0645\u06cc\u0646\u062c\u0645\u0646\u0679 \u06a9\u0627 \u0628\u06be\u0627\u0631\u06cc \u06a9\u0627\u0645 CloudSave \u067e\u0631 \u0645\u0646\u062a\u0642\u0644 \u06a9\u0631\u06a9\u06d2\u060c DBAs \u06a9\u0648\u0626\u0631\u06cc \u0622\u067e\u0679\u06cc\u0645\u0627\u0626\u0632\u06cc\u0634\u0646 \u0627\u0648\u0631 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u06a9\u06cc \u06a9\u0627\u0631\u06a9\u0631\u062f\u06af\u06cc \u067e\u0631 \u062a\u0648\u062c\u06c1 \u0645\u0631\u06a9\u0648\u0632 \u06a9\u0631 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba\u060c \u06cc\u06c1 \u062c\u0627\u0646\u062a\u06d2 \u06c1\u0648\u0626\u06d2 \u06a9\u06c1 \u0627\u0646 \u06a9\u06d2 RPO \u0627\u0648\u0631 RTO SLAs \u0627\u06cc\u06a9 \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632-\u06af\u0631\u06cc\u0688 \u067e\u0644\u06cc\u0679 \u0641\u0627\u0631\u0645 \u06a9\u06d2 \u0630\u0631\u06cc\u0639\u06d2 \u0645\u062d\u0641\u0648\u0638 \u06c1\u06cc\u06ba\u06d4<\/p>\n
\u0646\u062a\u06cc\u062c\u06c1<\/h2>\n
PostgreSQL WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u0688\u06cc\u0632\u0627\u0633\u0679\u0631 \u0631\u06cc\u06a9\u0648\u0631\u06cc \u06a9\u06cc \u0631\u06cc\u0691\u06be \u06a9\u06cc \u06c1\u0688\u06cc \u06c1\u06d2\u06d4 \u0627\u06af\u0631\u0686\u06c1 \u0627\u06cc\u06a9 \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u0633\u06d2 \u062f\u0648\u0633\u0631\u06cc \u0688\u0627\u0626\u0631\u06a9\u0679\u0631\u06cc \u0645\u06cc\u06ba \u0641\u0627\u0626\u0644 \u06a9\u0627\u067e\u06cc \u06a9\u0631\u0646\u06d2 \u06a9\u0627 \u062a\u0635\u0648\u0631 \u0633\u0627\u062f\u06c1 \u0644\u06af\u062a\u0627 \u06c1\u06d2\u060c \u0644\u06cc\u06a9\u0646 \u0627\u06cc\u062c \u06a9\u06cc\u0633\u0632\u2014\u062e\u0627\u0645\u0648\u0634 \u0646\u0627\u06a9\u0627\u0645\u06cc\u0627\u06ba\u060c \u0688\u0633\u06a9 \u06a9\u0627 \u062e\u062a\u0645 \u06c1\u0648\u0646\u0627\u060c \u0627\u0648\u0631 \u0679\u0627\u0626\u0645 \u0644\u0627\u0626\u0646 \u06a9\u0627 \u0627\u0646\u062d\u0631\u0627\u0641\u2014\u0688\u06cc\u0679\u0627 \u06a9\u06cc \u0633\u0627\u0644\u0645\u06cc\u062a \u06a9\u06d2 \u0644\u06cc\u06d2 \u0633\u0646\u06af\u06cc\u0646 \u062e\u0637\u0631\u0627\u062a \u067e\u06cc\u062f\u0627 \u06a9\u0631\u062a\u06d2 \u06c1\u06cc\u06ba\u06d4<\/p>\n
pg_wal<\/code> \u06a9\u06d2 \u0641\u0646 \u062a\u0639\u0645\u06cc\u0631 \u06a9\u0648 \u0633\u0645\u062c\u06be \u06a9\u0631\u060c \u062a\u0628\u0627\u06c1 \u06a9\u0646 archive_command<\/code> \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646\u0632 \u0633\u06d2 \u0633\u062e\u062a\u06cc \u0633\u06d2 \u06af\u0631\u06cc\u0632 \u06a9\u0631\u06a9\u06d2\u060c pg_stat_archiver<\/code> \u06a9\u06cc \u0646\u06af\u0631\u0627\u0646\u06cc \u06a9\u0631\u06a9\u06d2\u060c \u0627\u0648\u0631 CloudSave \u062c\u06cc\u0633\u06d2 \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 \u0628\u06cc\u06a9 \u0627\u067e \u067e\u0644\u06cc\u0679 \u0641\u0627\u0631\u0645\u0632 \u06a9\u0627 \u0641\u0627\u0626\u062f\u06c1 \u0627\u0679\u06be\u0627 \u06a9\u0631\u060c \u0622\u067e \u0627\u06cc\u06a9 \u0644\u0686\u06a9\u062f\u0627\u0631 PostgreSQL \u0627\u0646\u0641\u0631\u0627\u0633\u0679\u0631\u06a9\u0686\u0631 \u0628\u0646\u0627 \u0633\u06a9\u062a\u06d2 \u06c1\u06cc\u06ba \u062c\u0648 \u06c1\u0627\u0631\u0688\u0648\u06cc\u0626\u0631 \u06a9\u06cc \u0646\u0627\u06a9\u0627\u0645\u06cc\u0648\u06ba\u060c \u0627\u0646\u0633\u0627\u0646\u06cc \u063a\u0644\u0637\u06cc\u0648\u06ba\u060c \u0627\u0648\u0631 \u062a\u0628\u0627\u06c1 \u06a9\u0646 \u0622\u0624\u0679\u06cc\u062c\u0632 \u0633\u06d2 \u0628\u0686\u0646\u06d2 \u06a9\u06d2 \u0642\u0627\u0628\u0644 \u06c1\u0648\u060c \u0628\u063a\u06cc\u0631 \u06a9\u0633\u06cc \u0627\u06cc\u06a9 \u06a9\u0645\u0679\u0688 \u0679\u0631\u0627\u0646\u0632\u06cc\u06a9\u0634\u0646 \u06a9\u0648 \u06a9\u06be\u0648\u0626\u06d2\u06d4<\/p>\n
\n
PostgreSQL WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af \u06a9\u06cc \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc\u0648\u06ba \u06a9\u0648 \u062f\u0631\u06cc\u0627\u0641\u062a \u06a9\u0631\u06cc\u06ba \u062c\u0648 \u0688\u06cc\u0679\u0627 \u06a9\u06d2 \u0646\u0642\u0635\u0627\u0646 \u06a9\u0627 \u0628\u0627\u0639\u062b \u0628\u0646\u062a\u06cc \u06c1\u06cc\u06ba\u06d4 \u0645\u0627\u06c1\u0631 DBA \u06a9\u06d2 \u0628\u06c1\u062a\u0631\u06cc\u0646 \u0637\u0631\u06cc\u0642\u06d2\u060c \u06a9\u0646\u0641\u06cc\u06af\u0631\u06cc\u0634\u0646 \u0679\u067e\u0633\u060c \u0627\u0648\u0631 \u0627\u0646\u0679\u0631\u067e\u0631\u0627\u0626\u0632 \u0688\u06cc\u0679\u0627 \u0628\u06cc\u0633 \u06a9\u06d2 \u0644\u06cc\u06d2 \u0642\u0627\u0628\u0644 \u0627\u0639\u062a\u0645\u0627\u062f \u067e\u0648\u0627\u0626\u0646\u0679 \u0627\u0650\u0646 \u0679\u0627\u0626\u0645 \u0631\u06cc\u06a9\u0648\u0631\u06cc (PITR) \u06a9\u0648 \u06cc\u0642\u06cc\u0646\u06cc \u0628\u0646\u0627\u0646\u06d2 \u06a9\u0627 \u0637\u0631\u06cc\u0642\u06c1 \u0633\u06cc\u06a9\u06be\u06cc\u06ba\u06d4<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"
**<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"PostgreSQL WAL Archiving: Pitfalls & Data Loss Risks","rank_math_description":"**","rank_math_focus_keyword":"postgresql wal archiving","footnotes":""},"categories":[751],"tags":[752,1214,755,756,757,758,3264],"class_list":["post-4558","post","type-post","status-publish","format-standard","hentry","category-database-backup","tag-data-loss-prevention","tag-database-administration","tag-pitr","tag-point-in-time-recovery","tag-postgresql","tag-rpo","tag-wal-archiving"],"yoast_head":"\nPostgreSQL WAL Archiving: Pitfalls & Data Loss Risks<\/title>\n<meta name=\"description\" content=\"**\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cloudsave.app\/ur\/knowledge-base\/postgresql-wal-%d8%a2%d8%b1%da%a9%d8%a7%d8%a6%db%8c%d9%88%d9%86%da%af-%d8%b9%d8%a7%d9%85-%d8%ba%d9%84%d8%b7%db%8c%d8%a7%da%ba-%d8%a7%d9%88%d8%b1-%da%88%db%8c%d9%b9%d8%a7-%d8%b6%d8%a7%d8%a6%d8%b9\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"PostgreSQL WAL \u0622\u0631\u06a9\u0627\u0626\u06cc\u0648\u0646\u06af: \u0639\u0627\u0645 \u063a\u0644\u0637\u06cc\u0627\u06ba \u0627\u0648\u0631 \u0688\u06cc\u0679\u0627 \u0636\u0627\u0626\u0639 \u06c1\u0648\u0646\u06d2 \u06a9\u06d2 \u062e\u0637\u0631\u0627\u062a\" \/>\n<meta property=\"og:description\" content=\"**\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cloudsave.app\/ur\/knowledge-base\/postgresql-wal-%d8%a2%d8%b1%da%a9%d8%a7%d8%a6%db%8c%d9%88%d9%86%da%af-%d8%b9%d8%a7%d9%85-%d8%ba%d9%84%d8%b7%db%8c%d8%a7%da%ba-%d8%a7%d9%88%d8%b1-%da%88%db%8c%d9%b9%d8%a7-%d8%b6%d8%a7%d8%a6%d8%b9\/\" \/>\n<meta property=\"og:site_name\" content=\"CloudSave\" \/>\n<meta property=\"article:published_time\" content=\"2026-06-14T19:31:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-15T15:02:44+00:00\" \/>\n<meta name=\"author\" content=\"shervinrv\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"shervinrv\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u0645\u0646\u0679\" \/>\n<script type=\"application\/ld+json\" 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