{"id":4501,"date":"2026-06-14T19:31:10","date_gmt":"2026-06-14T19:31:10","guid":{"rendered":"https:\/\/cloudsave.app\/?p=4501"},"modified":"2026-06-14T19:35:34","modified_gmt":"2026-06-14T19:35:34","slug":"%d8%a3%d8%b1%d8%b4%d9%81%d8%a9-%d8%b3%d8%ac%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d9%83%d8%aa%d8%a7%d8%a8%d8%a9-%d8%a7%d9%84%d9%85%d8%b3%d8%a8%d9%82%d8%a9-wal-%d9%81%d9%8a-postgresql-%d8%a7%d9%84%d9%85%d8%ae","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/ar\/knowledge-base\/%d8%a3%d8%b1%d8%b4%d9%81%d8%a9-%d8%b3%d8%ac%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d9%83%d8%aa%d8%a7%d8%a8%d8%a9-%d8%a7%d9%84%d9%85%d8%b3%d8%a8%d9%82%d8%a9-wal-%d9%81%d9%8a-postgresql-%d8%a7%d9%84%d9%85%d8%ae\/","title":{"rendered":"\u0623\u0631\u0634\u0641\u0629 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0633\u0628\u0642\u0629 (WAL) \u0641\u064a PostgreSQL: \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u0645\u062e\u0627\u0637\u0631 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a"},"content":{"rendered":"

\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0633\u0624\u0648\u0644\u064a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a (DBAs) \u0648\u0645\u0647\u0646\u062f\u0633\u064a DevOps \u0627\u0644\u0630\u064a\u0646 \u064a\u062f\u064a\u0631\u0648\u0646 PostgreSQL \u0641\u064a \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u060c \u0641\u0625\u0646 \u062a\u062d\u0642\u064a\u0642 \u0647\u062f\u0641 \u0646\u0642\u0637\u0629 \u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f (RPO) \u0627\u0644\u0642\u0631\u064a\u0628 \u0645\u0646 \u0627\u0644\u0635\u0641\u0631 \u064a\u0639\u062f \u062a\u0641\u0648\u064a\u0636\u0627\u064b \u0623\u0633\u0627\u0633\u064a\u0627\u064b. \u0648\u0641\u064a \u0642\u0644\u0628 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u062a\u0639\u0627\u0641\u064a \u0645\u0646 \u0627\u0644\u0643\u0648\u0627\u0631\u062b \u0648\u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0641\u064a \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 (PITR) \u0641\u064a PostgreSQL\u060c \u062a\u0643\u0645\u0646 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0633\u0628\u0642\u0629 (WAL). \u0648\u0628\u064a\u0646\u0645\u0627 \u062a\u0636\u0645\u0646 WAL \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 ACID \u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u0633\u062c\u064a\u0644 \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0642\u0628\u0644 \u0643\u062a\u0627\u0628\u062a\u0647\u0627 \u0641\u064a \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0641\u0625\u0646 \u0623\u0631\u0634\u0641\u0629<\/em> WAL \u0647\u064a \u0627\u0644\u0622\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u0641\u0638 \u0647\u0630\u0647 \u0627\u0644\u0633\u062c\u0644\u0627\u062a \u0644\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0637\u0648\u064a\u0644 \u0627\u0644\u0623\u0645\u062f \u0648\u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0645\u062a\u0645\u0627\u062b\u0644.<\/p>\n

\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646 \u062a\u0643\u0648\u064a\u0646 \u0623\u0631\u0634\u0641\u0629 WAL \u0644\u064a\u0633 \u0639\u0645\u0644\u064a\u0629 “\u0627\u0636\u0628\u0637\u0647\u0627 \u0648\u0627\u0646\u0633\u0627\u0647\u0627”. \u0641\u0627\u0644\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0637\u0626\u0629\u060c \u0648\u0627\u0644\u0625\u062e\u0641\u0627\u0642\u0627\u062a \u0627\u0644\u0635\u0627\u0645\u062a\u0629\u060c \u0648\u0633\u0648\u0621 \u0627\u0644\u0641\u0647\u0645 \u0627\u0644\u0645\u0639\u0645\u0627\u0631\u064a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0641\u0642\u062f\u0627\u0646 \u0643\u0627\u0631\u062b\u064a \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0623\u0648 \u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a “\u0627\u0644\u062f\u0645\u0627\u063a \u0627\u0644\u0645\u0646\u0642\u0633\u0645” (split-brain)\u060c \u0623\u0648 \u0627\u0646\u0642\u0637\u0627\u0639 \u0643\u0627\u0645\u0644 \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n

\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0627\u0644\u0634\u0627\u0645\u0644\u060c \u0633\u0646\u0633\u062a\u0643\u0634\u0641 \u0628\u0646\u064a\u0629 \u0623\u0631\u0634\u0641\u0629 WAL \u0641\u064a PostgreSQL\u060c \u0648\u0646\u062d\u062f\u062f \u0623\u0643\u062b\u0631 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0634\u064a\u0648\u0639\u0627\u064b \u0627\u0644\u062a\u064a \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0646\u0648\u0636\u062d \u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0644\u0636\u0645\u0627\u0646 \u0628\u0642\u0627\u0621 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a\u0643 \u0645\u0631\u0646\u0629.<\/p>\n

\u0641\u0647\u0645 \u0628\u0646\u064a\u0629 WAL \u0641\u064a PostgreSQL<\/h2>\n

\u0642\u0628\u0644 \u0627\u0644\u063a\u0648\u0635 \u0641\u064a \u0627\u0644\u0645\u062e\u0627\u0637\u0631\u060c \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0641\u0647\u0645 \u0643\u064a\u0641\u064a\u0629 \u062a\u0639\u0627\u0645\u0644 PostgreSQL \u0645\u0639 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a.<\/p>\n

\u062a\u0642\u0648\u0645 PostgreSQL \u0628\u0643\u062a\u0627\u0628\u0629 \u062c\u0645\u064a\u0639 \u0627\u0644\u062a\u0639\u062f\u064a\u0644\u0627\u062a \u0641\u064a \u0645\u0642\u0627\u0637\u0639 WAL (\u0627\u0644\u062a\u064a \u064a\u0628\u0644\u063a \u062d\u062c\u0645\u0647\u0627 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a 16 \u0645\u064a\u062c\u0627\u0628\u0627\u064a\u062a) \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u062f\u0644\u064a\u0644 pg_wal<\/code> (\u0627\u0644\u0645\u0639\u0631\u0648\u0641 \u0633\u0627\u0628\u0642\u0627\u064b \u0628\u0627\u0633\u0645 pg_xlog<\/code> \u0641\u064a \u0627\u0644\u0625\u0635\u062f\u0627\u0631\u0627\u062a \u0627\u0644\u0623\u0642\u062f\u0645 \u0645\u0646 10). \u064a\u062a\u0645 \u062a\u0633\u062c\u064a\u0644 \u0643\u0644 \u0645\u0639\u0627\u0645\u0644\u0629 \u0628\u0634\u0643\u0644 \u062a\u0633\u0644\u0633\u0644\u064a\u060c \u0648\u064a\u062a\u0645 \u062a\u0645\u064a\u064a\u0632\u0647\u0627 \u0628\u0631\u0642\u0645 \u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u0633\u062c\u0644 (LSN).<\/p>\n

\u0639\u0646\u062f\u0645\u0627 \u064a\u0645\u062a\u0644\u0626 \u0645\u0642\u0637\u0639 WAL\u060c \u062a\u0646\u062a\u0642\u0644 PostgreSQL \u0625\u0644\u0649 \u0645\u0642\u0637\u0639 \u062c\u062f\u064a\u062f. \u0648\u0644\u0645\u0646\u0639 \u062f\u0644\u064a\u0644 pg_wal<\/code> \u0645\u0646 \u0627\u0644\u0646\u0645\u0648 \u0625\u0644\u0649 \u0645\u0627 \u0644\u0627 \u0646\u0647\u0627\u064a\u0629\u060c \u062a\u0642\u0648\u0645 PostgreSQL \u0628\u0625\u0639\u0627\u062f\u0629 \u062a\u062f\u0648\u064a\u0631 \u0623\u0648 \u0625\u0632\u0627\u0644\u0629 \u0645\u0642\u0627\u0637\u0639 WAL \u0627\u0644\u0642\u062f\u064a\u0645\u0629 \u0628\u0645\u062c\u0631\u062f \u0639\u062f\u0645 \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u064a\u0647\u0627 \u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0639\u062f \u0627\u0644\u062a\u0639\u0637\u0644 \u0623\u0648 \u0644\u0644\u0646\u0633\u062e \u0627\u0644\u0645\u062a\u0645\u0627\u062b\u0644.<\/p>\n

\u0623\u0631\u0634\u0641\u0629 WAL<\/strong> \u062a\u0639\u062a\u0631\u0636 \u0639\u0645\u0644\u064a\u0629 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062f\u0648\u064a\u0631 \u0647\u0630\u0647. \u0639\u0646\u062f \u062a\u0645\u0643\u064a\u0646 archive_mode<\/code>\u060c \u062a\u0642\u0648\u0645 PostgreSQL \u0628\u062a\u0646\u0641\u064a\u0630 archive_command<\/code> \u0645\u062d\u062f\u062f \u0645\u0646 \u0642\u0628\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645 (\u0623\u0648 \u062a\u0633\u062a\u062e\u062f\u0645 archive_library<\/code> \u0641\u064a \u0625\u0635\u062f\u0627\u0631 PostgreSQL 15 \u0648\u0645\u0627 \u0628\u0639\u062f\u0647) \u0644\u0646\u0633\u062e \u0645\u0642\u0637\u0639 WAL \u0627\u0644\u0645\u0643\u062a\u0645\u0644 \u0625\u0644\u0649 \u0645\u0648\u0642\u0639 \u062b\u0627\u0646\u0648\u064a \u0622\u0645\u0646 \u0642\u0628\u0644 \u062d\u0630\u0641\u0647 \u0623\u0648 \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0641\u0648\u0642\u0647.<\/p>\n

\u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0641\u064a \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 (PITR)\u060c \u062a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0645\u0643\u0648\u0646\u064a\u0646:
\n1. \u0646\u0633\u062e\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0623\u0633\u0627\u0633\u064a\u0629 \u0635\u0627\u0644\u062d\u0629.
\n2. \u0633\u0644\u0633\u0644\u0629 \u063a\u064a\u0631 \u0645\u0646\u0642\u0637\u0639\u0629 \u0645\u0646 \u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u0645\u0624\u0631\u0634\u0641\u0629 \u0645\u0646 \u0648\u0642\u062a \u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u062d\u062a\u0649 \u0648\u0642\u062a \u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641.<\/p>\n

\u0625\u0630\u0627 \u0627\u0646\u0642\u0637\u0639\u062a \u0633\u0644\u0633\u0644\u0629 WAL \u0647\u0630\u0647\u060c \u0633\u064a\u0641\u0634\u0644 \u0627\u0633\u062a\u0631\u062f\u0627\u062f\u0643 (PITR).<\/p>\n

\u062a\u0643\u0648\u064a\u0646 \u0623\u0631\u0634\u0641\u0629 WAL \u0644\u0644\u0625\u0646\u062a\u0627\u062c<\/h2>\n

\u0644\u062a\u0645\u0643\u064a\u0646 \u0623\u0631\u0634\u0641\u0629 WAL\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u062a\u0639\u062f\u064a\u0644 \u0645\u0644\u0641 postgresql.conf<\/code> \u0627\u0644\u062e\u0627\u0635 \u0628\u0643. \u064a\u062a\u0637\u0644\u0628 \u0627\u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0636\u0628\u0637 wal_level<\/code>\u060c \u0648\u062a\u0645\u0643\u064a\u0646 archive_mode<\/code>\u060c \u0648\u062a\u062d\u062f\u064a\u062f archive_command<\/code>.<\/p>\n

# postgresql.conf\nwal_level = replica             # 'replica' \u0623\u0648 'logical' \u0645\u0637\u0644\u0648\u0628 \u0644\u0644\u0623\u0631\u0634\u0641\u0629\narchive_mode = on               # \u062a\u0645\u0643\u064a\u0646 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0623\u0631\u0634\u0641\u0629\narchive_command = 'test ! -f \/mnt\/nfs\/archive\/%f && cp %p \/mnt\/nfs\/archive\/%f'\narchive_timeout = 600           # \u0641\u0631\u0636 \u062a\u0628\u062f\u064a\u0644 WAL \u0643\u0644 10 \u062f\u0642\u0627\u0626\u0642\n<\/code><\/pre>\n
\u0641\u064a archive_command<\/code>:
\n* %p<\/code> \u064a\u0645\u062b\u0644 \u0627\u0644\u0645\u0633\u0627\u0631 \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0645\u0644\u0641 WAL \u0627\u0644\u0645\u0631\u0627\u062f \u0623\u0631\u0634\u0641\u062a\u0647.
\n* %f<\/code> \u064a\u0645\u062b\u0644 \u0627\u0633\u0645 \u0645\u0644\u0641 WAL.<\/p>\n
\u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0627\u0644\u062a\u0643\u0648\u064a\u0646 \u0623\u0639\u0644\u0627\u0647 \u064a\u0628\u062f\u0648 \u0645\u0628\u0627\u0634\u0631\u0627\u064b\u060c \u0625\u0644\u0627 \u0623\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0623\u0648\u0627\u0645\u0631 shell \u0628\u0633\u064a\u0637\u0629 \u0641\u064a \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u064a\u0637\u0631\u062d \u0645\u062e\u0627\u0637\u0631 \u0643\u0628\u064a\u0631\u0629.<\/p>\n
\u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0641\u064a \u0623\u0631\u0634\u0641\u0629 WAL<\/h2>\n
\u0627\u0644\u062e\u0637\u0631 1: “\u0627\u0644\u0646\u062c\u0627\u062d \u0627\u0644\u0635\u0627\u0645\u062a” \u0644\u0640 archive_command<\/code><\/h3>\n
\u062a\u0639\u062a\u0645\u062f PostgreSQL \u0643\u0644\u064a\u0627\u064b \u0639\u0644\u0649 \u0631\u0645\u0632 \u0627\u0644\u062e\u0631\u0648\u062c \u0627\u0644\u062e\u0627\u0635 \u0628\u0640 archive_command<\/code>. \u0625\u0630\u0627 \u0623\u0639\u0627\u062f \u0627\u0644\u0623\u0645\u0631 0<\/code>\u060c \u062a\u0641\u062a\u0631\u0636 PostgreSQL \u0623\u0646 \u0645\u0644\u0641 WAL \u0642\u062f \u062a\u0645\u062a \u0623\u0631\u0634\u0641\u062a\u0647 \u0628\u0623\u0645\u0627\u0646 \u0648\u062a\u0634\u0631\u0639 \u0641\u064a \u0625\u0639\u0627\u062f\u0629 \u062a\u062f\u0648\u064a\u0631 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0623\u0635\u0644\u064a.<\/p>\n
\u0645\u0646 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0645\u0631 \u064a\u0639\u064a\u062f 0<\/code> \u062d\u062a\u0649 \u0644\u0648 \u0644\u0645 \u064a\u062a\u0645 \u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u0645\u0627\u0646 \u0625\u0644\u0649 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u062f\u0627\u0626\u0645. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0642\u062f \u064a\u0639\u064a\u062f \u0623\u0645\u0631 cp<\/code> \u0627\u0644\u0628\u0633\u064a\u0637 \u0627\u0644\u0646\u062c\u0627\u062d \u0628\u0645\u062c\u0631\u062f \u0648\u0635\u0648\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0630\u0627\u0643\u0631\u0629 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0624\u0642\u062a \u0644\u0635\u0641\u062d\u0627\u062a \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0639\u0644\u0649 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u062c\u0647\u0629. \u0625\u0630\u0627 \u0641\u0642\u062f \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0648\u062c\u0647\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0642\u0628\u0644 \u062a\u0641\u0631\u064a\u063a \u0630\u0627\u0643\u0631\u0629 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0624\u0642\u062a \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0635\u060c \u0641\u0633\u064a\u062a\u0645 \u0641\u0642\u062f\u0627\u0646 \u0645\u0644\u0641 WAL\u060c \u0644\u0643\u0646 PostgreSQL \u062a\u0643\u0648\u0646 \u0642\u062f \u062d\u0630\u0641\u062a \u0646\u0633\u062e\u062a\u0647\u0627 \u0627\u0644\u0645\u062d\u0644\u064a\u0629 \u0628\u0627\u0644\u0641\u0639\u0644.<\/p>\n
\u0627\u0644\u062e\u0637\u0631:<\/strong> \u0633\u0644\u0633\u0644\u0629 WAL \u0645\u0643\u0633\u0648\u0631\u0629 \u0648\u0639\u062f\u0645 \u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0625\u062c\u0631\u0627\u0621 PITR\u060c \u0648\u0647\u0648 \u0645\u0627 \u0644\u0627 \u064a\u062a\u0645 \u0627\u0643\u062a\u0634\u0627\u0641\u0647 \u0625\u0644\u0627 \u0623\u062b\u0646\u0627\u0621 \u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062a\u0639\u0627\u0641\u064a \u0645\u0646 \u0627\u0644\u0643\u0648\u0627\u0631\u062b.<\/p>\n
\u0627\u0644\u062a\u062e\u0641\u064a\u0641:<\/strong> \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0646\u0635\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u064a\u0641\u0631\u0636 \u0639\u0645\u0644\u064a\u0627\u062a \u0643\u062a\u0627\u0628\u0629 \u0645\u062a\u0632\u0627\u0645\u0646\u0629. \u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0633\u062a\u062e\u062f\u0645 \u0623\u0648\u0627\u0645\u0631 shell \u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0641\u0627\u0633\u062a\u062e\u062f\u0645 \u0623\u062f\u0648\u0627\u062a \u062a\u0636\u0645\u0646 \u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0623\u0648 \u0627\u0643\u062a\u0628 \u0628\u0631\u0646\u0627\u0645\u062c\u0627\u064b \u0646\u0635\u064a\u0627\u064b \u0645\u063a\u0644\u0641\u0627\u064b (wrapper script) \u064a\u062a\u062d\u0642\u0642 \u0645\u0646 \u062d\u062c\u0645 \u0627\u0644\u0645\u0644\u0641 \u0648\u0627\u0644\u0645\u062c\u0645\u0648\u0639 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u064a (checksum) \u0628\u0639\u062f \u0627\u0644\u0646\u0642\u0644.<\/p>\n
\u0627\u0644\u062e\u0637\u0631 2: \u0627\u0633\u062a\u0646\u0641\u0627\u062f \u0642\u0633\u0645 pg_wal<\/code> (\u062a\u0636\u062e\u0645 WAL)<\/h3>\n
\u0625\u0630\u0627 \u0641\u0634\u0644 archive_command<\/code> (\u0623\u0639\u0627\u062f \u0631\u0645\u0632 \u062e\u0631\u0648\u062c \u063a\u064a\u0631 \u0635\u0641\u0631\u064a)\u2014\u0628\u0633\u0628\u0628 \u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0623\u0648 \u0623\u0630\u0648\u0646\u0627\u062a \u063a\u064a\u0631 \u0635\u062d\u064a\u062d\u0629\u060c \u0623\u0648 \u0627\u0645\u062a\u0644\u0627\u0621 \u0642\u0631\u0635 \u0627\u0644\u0648\u062c\u0647\u0629\u2014\u0641\u0633\u062a\u062d\u062a\u0641\u0638 PostgreSQL \u0628\u0645\u0644\u0641 WAL \u0641\u064a \u062f\u0644\u064a\u0644 pg_wal<\/code> \u0648\u062a\u0639\u064a\u062f \u0645\u062d\u0627\u0648\u0644\u0629 \u0627\u0644\u0623\u0645\u0631 \u0625\u0644\u0649 \u0623\u062c\u0644 \u063a\u064a\u0631 \u0645\u0633\u0645\u0649.<\/p>\n
\u0628\u064a\u0646\u0645\u0627 \u064a\u0645\u0646\u0639 \u0647\u0630\u0627 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u062e\u0644\u0627\u0644 \u0639\u062f\u0645 \u062d\u0630\u0641 \u0645\u0644\u0641\u0627\u062a WAL \u063a\u064a\u0631 \u0627\u0644\u0645\u0624\u0631\u0634\u0641\u0629\u060c \u0641\u0625\u0646\u0647 \u064a\u0637\u0631\u062d \u0645\u062e\u0627\u0637\u0631 \u062c\u0633\u064a\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0648\u0627\u0641\u0631. \u0625\u0630\u0627 \u0643\u0627\u0646 \u062f\u0644\u064a\u0644 pg_wal<\/code> \u0645\u0648\u062c\u0648\u062f\u0627\u064b \u0639\u0644\u0649 \u0642\u0633\u0645 \u064a\u0645\u062a\u0644\u0626 \u0628\u0646\u0633\u0628\u0629 100%\u060c \u0641\u0633\u062a\u0635\u062f\u0631 PostgreSQL \u062e\u0637\u0623 PANIC<\/code> \u0648\u062a\u062a\u0639\u0637\u0644. \u0648\u0644\u0646 \u062a\u0628\u062f\u0623 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0631\u0629 \u0623\u062e\u0631\u0649 \u062d\u062a\u0649 \u064a\u062a\u0645 \u0625\u062e\u0644\u0627\u0621 \u0645\u0633\u0627\u062d\u0629.<\/p>\n
\u0627\u0644\u062e\u0637\u0631:<\/strong> \u062a\u0648\u0642\u0641 \u0643\u0627\u0645\u0644 \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0633\u0628\u0628 \u0627\u0645\u062a\u0644\u0627\u0621 \u0642\u0633\u0645 pg_wal<\/code>.<\/p>\n
\u0627\u0644\u062a\u062e\u0641\u064a\u0641:<\/strong>
\n1. \u0636\u0639 \u062f\u0627\u0626\u0645\u0627\u064b pg_wal<\/code> \u0639\u0644\u0649 \u0642\u0633\u0645 \u0642\u0631\u0635 \u0645\u062e\u0635\u0635.
\n2. \u0646\u0641\u0630 \u0645\u0631\u0627\u0642\u0628\u0629 \u0635\u0627\u0631\u0645\u0629 \u0644\u062d\u062c\u0645 \u062f\u0644\u064a\u0644 pg_wal<\/code>.
\n3. \u0631\u0627\u0642\u0628 \u0639\u0631\u0636 pg_stat_archiver<\/code> \u0644\u0627\u0643\u062a\u0634\u0627\u0641 \u0623\u0648\u0627\u0645\u0631 \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0641\u0627\u0634\u0644\u0629 \u0641\u0648\u0631\u0627\u064b.<\/p>\n
\u0627\u0644\u062e\u0637\u0631 3: \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u0643\u062a\u0645\u0644\u0629<\/h3>\n
\u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0639\u062f\u064a\u0645\u0629 \u0627\u0644\u0641\u0627\u0626\u062f\u0629 \u0628\u062f\u0648\u0646 \u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u062a\u064a \u062a\u0645 \u0625\u0646\u0634\u0627\u0624\u0647\u0627 \u0623\u062b\u0646\u0627\u0621<\/em> \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a. \u0625\u0630\u0627 \u0642\u0645\u062a \u0628\u0623\u062e\u0630 \u0644\u0642\u0637\u0629 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0644\u0641\u0627\u062a \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0645\u062a pg_basebackup<\/code> \u062f\u0648\u0646 \u0628\u062b \u0645\u0644\u0641\u0627\u062a WAL (-X stream<\/code>)\u060c \u0641\u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0631\u0634\u0641\u0629 \u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u062a\u064a \u062a\u0645 \u0625\u0646\u0634\u0627\u0624\u0647\u0627 \u0628\u064a\u0646 \u0628\u062f\u0627\u064a\u0629 \u0648\u0646\u0647\u0627\u064a\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0628\u0646\u062c\u0627\u062d.<\/p>\n
\u0625\u0630\u0627 \u0643\u0627\u0646 \u0628\u0631\u0646\u0627\u0645\u062c \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u0645\u062a\u0623\u062e\u0631\u0627\u064b \u0623\u0648 \u0641\u0627\u0634\u0644\u0627\u064b\u060c \u0648\u0636\u0627\u0639\u062a \u0645\u0644\u0641\u0627\u062a WAL \u062a\u0644\u0643\u060c \u0641\u0644\u0627 \u064a\u0645\u0643\u0646 \u0625\u064a\u0635\u0627\u0644 \u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0625\u0644\u0649 \u062d\u0627\u0644\u0629 \u0645\u062a\u0633\u0642\u0629.<\/p>\n
\u0627\u0644\u062e\u0637\u0631:<\/strong> \u0646\u0633\u062e \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0623\u0633\u0627\u0633\u064a\u0629 \u062a\u0627\u0644\u0641\u0629 \u0623\u0648 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f.<\/p>\n
\u0627\u0644\u062a\u062e\u0641\u064a\u0641:<\/strong> \u0627\u0633\u062a\u062e\u062f\u0645 pg_basebackup -X stream<\/code> \u0644\u062a\u0636\u0645\u064a\u0646 \u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u0636\u0631\u0648\u0631\u064a\u0629 \u062f\u0627\u062e\u0644 \u062d\u0645\u0648\u0644\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0646\u0641\u0633\u0647\u0627\u060c \u0623\u0648 \u0627\u0633\u062a\u062e\u062f\u0645 \u062d\u0644\u0648\u0644 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0644\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062f\u064a\u0631 \u062a\u0644\u0642\u0627\u0626\u064a\u0627\u064b \u0627\u0644\u062a\u0628\u0639\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0648\u0645\u0642\u0627\u0637\u0639 WAL.<\/p>\n
\u0627\u0644\u062e\u0637\u0631 4: \u0627\u0631\u062a\u0628\u0627\u0643 \u0627\u0644\u062e\u0637 \u0627\u0644\u0632\u0645\u0646\u064a \u0648\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a “\u0627\u0644\u062f\u0645\u0627\u063a \u0627\u0644\u0645\u0646\u0642\u0633\u0645”<\/h3>\n
\u0639\u0646\u062f \u062a\u0631\u0642\u064a\u0629 \u062e\u0627\u062f\u0645 \u0627\u062d\u062a\u064a\u0627\u0637\u064a (standby) \u0625\u0644\u0649 \u062e\u0627\u062f\u0645 \u0623\u0633\u0627\u0633\u064a\u060c \u062a\u0642\u0648\u0645 PostgreSQL \u0628\u0632\u064a\u0627\u062f\u0629 “\u0645\u0639\u0631\u0641 \u0627\u0644\u062e\u0637 \u0627\u0644\u0632\u0645\u0646\u064a” (\u0627\u0644\u062c\u0632\u0621 \u0627\u0644\u0623\u0648\u0644 \u0645\u0646 \u0627\u0633\u0645 \u0645\u0644\u0641 WAL\u060c \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644 0000000200000001000000A4<\/code>). \u0647\u0630\u0627 \u064a\u0645\u0646\u0639 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0627\u0644\u062c\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0641\u0648\u0642 \u0633\u062c\u0644 WAL \u0627\u0644\u062e\u0627\u0635 \u0628\u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0627\u0644\u0642\u062f\u064a\u0645.<\/p>\n
\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0625\u0630\u0627 \u062a\u0645 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0627\u0644\u0642\u062f\u064a\u0645 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0627\u0644\u062e\u0637\u0623 \u062f\u0648\u0646 \u0639\u0632\u0644\u0647 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d (\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062f\u0645\u0627\u063a \u0627\u0644\u0645\u0646\u0642\u0633\u0645)\u060c \u0641\u0642\u062f \u064a\u062d\u0627\u0648\u0644 \u062f\u0641\u0639 \u0645\u0644\u0641\u0627\u062a WAL \u0625\u0644\u0649 \u0646\u0641\u0633 \u0645\u0648\u0642\u0639 \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062e\u0637 \u0627\u0644\u0632\u0645\u0646\u064a \u0627\u0644\u0642\u062f\u064a\u0645. \u0625\u0630\u0627 \u0643\u0627\u0646 archive_command<\/code> \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u064a\u0643\u062a\u0628 \u0641\u0648\u0642 \u0627\u0644\u0645\u0644\u0641\u0627\u062a \u0628\u0634\u0643\u0644 \u0623\u0639\u0645\u0649\u060c \u0641\u0642\u062f \u062a\u062a\u0644\u0641 \u0645\u0633\u062a\u0648\u062f\u0639 \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643.<\/p>\n
\u0627\u0644\u062e\u0637\u0631:<\/strong> \u0645\u0644\u0641\u0627\u062a WAL \u062a\u0645\u062a \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0641\u0648\u0642\u0647\u0627\u060c \u0623\u0631\u0634\u064a\u0641\u0627\u062a \u062a\u0627\u0644\u0641\u0629\u060c \u0648\u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f.<\/p>\n
\u0627\u0644\u062a\u062e\u0641\u064a\u0641:<\/strong> \u064a\u062c\u0628 \u0623\u0644\u0627 \u064a\u0642\u0648\u0645 archive_command<\/code> \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u0623\u0628\u062f\u0627\u064b<\/em> \u0628\u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0641\u0648\u0642 \u0645\u0644\u0641 \u0645\u0648\u062c\u0648\u062f. \u0644\u0627\u062d\u0638 \u0641\u064a \u0627\u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0633\u0627\u0628\u0642\u0627\u064b\u060c \u0627\u0633\u062a\u062e\u062f\u0645\u0646\u0627 test ! -f \/mnt\/nfs\/archive\/%f<\/code> \u0644\u0644\u0641\u0634\u0644 \u0635\u0631\u0627\u062d\u0629\u064b \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0645\u0644\u0641 \u0645\u0648\u062c\u0648\u062f\u0627\u064b \u0628\u0627\u0644\u0641\u0639\u0644.<\/p>\n
\u062a\u062e\u0641\u064a\u0641 \u0645\u062e\u0627\u0637\u0631 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a: \u0623\u0641\u0636\u0644 \u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c<\/h2>\n
\u0644\u062a\u0639\u0632\u064a\u0632 \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0623\u0631\u0634\u0641\u0629 PostgreSQL \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643\u060c \u0646\u0641\u0630 \u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629.<\/p>\n
1. \u0645\u0631\u0627\u0642\u0628\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0645\u062d\u0644\u064a\u0627\u064b<\/h3>\n
\u062a\u0648\u0641\u0631 PostgreSQL \u0639\u0631\u0636\u0627\u064b \u0645\u062f\u0645\u062c\u0627\u064b\u060c pg_stat_archiver<\/code>\u060c \u0627\u0644\u0630\u064a \u064a\u062a\u062a\u0628\u0639 \u0646\u062c\u0627\u062d \u0648\u0641\u0634\u0644 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643. \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u062f\u0645\u062c \u0647\u0630\u0627 \u0627\u0644\u0639\u0631\u0636 \u0641\u064a \u062d\u0632\u0645\u0629 \u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643 (\u0645\u062b\u0644 Prometheus \u0623\u0648 Datadog \u0623\u0648 Zabbix).<\/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
\u0639\u062a\u0628\u0627\u062a \u0627\u0644\u062a\u0646\u0628\u064a\u0647 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u062a\u0643\u0648\u064a\u0646\u0647\u0627:<\/strong>
\n* \u062a\u0646\u0628\u064a\u0647 \u0625\u0630\u0627 \u0632\u0627\u062f failed_count<\/code>.
\n* \u062a\u0646\u0628\u064a\u0647 \u0625\u0630\u0627 \u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0632\u0645\u0646\u064a \u0628\u064a\u0646 now()<\/code> \u0648 last_archived_time<\/code> \u0639\u062a\u0628\u0629 RPO \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643 (\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 15 \u062f\u0642\u064a\u0642\u0629)\u060c \u0645\u0639 \u0627\u0644\u0623\u062e\u0630 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0623\u0646 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0630\u0627\u062a \u062d\u0631\u0643\u0629 \u0627\u0644\u0645\u0631\u0648\u0631 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0642\u062f \u064a\u0643\u0648\u0646 \u0644\u062f\u064a\u0647\u0627 \u062a\u0623\u062e\u064a\u0631\u0627\u062a \u0637\u0628\u064a\u0639\u064a\u0629 \u0645\u0627 \u0644\u0645 \u064a\u062a\u0645 \u0636\u0628\u0637 archive_timeout<\/code>.<\/p>\n
2. \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 archive_timeout<\/code><\/h3>\n
\u0641\u064a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0630\u0627\u062a \u062d\u062c\u0645 \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u060c \u0642\u062f \u064a\u0633\u062a\u063a\u0631\u0642 \u0645\u0644\u0641 WAL \u0628\u062d\u062c\u0645 16 \u0645\u064a\u062c\u0627\u0628\u0627\u064a\u062a \u0633\u0627\u0639\u0627\u062a \u0644\u064a\u0645\u062a\u0644\u0626. \u0648\u062d\u062a\u0649 \u064a\u0645\u062a\u0644\u0626\u060c \u0644\u0627 \u062a\u062a\u0645 \u0623\u0631\u0634\u0641\u062a\u0647. \u0625\u0630\u0627 \u062a\u0639\u0637\u0644 \u0627\u0644\u062e\u0627\u062f\u0645 \u0648\u0641\u064f\u0642\u062f \u0627\u0644\u0642\u0631\u0635 \u0627\u0644\u0645\u062d\u0644\u064a\u060c \u0641\u0633\u062a\u0641\u0642\u062f \u0633\u0627\u0639\u0627\u062a \u0645\u0646 \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a.<\/p>\n
\u0636\u0628\u0637 archive_timeout = 600<\/code> (10 \u062f\u0642\u0627\u0626\u0642) \u064a\u062c\u0628\u0631 PostgreSQL \u0639\u0644\u0649 \u0627\u0644\u062a\u0628\u062f\u064a\u0644 \u0625\u0644\u0649 \u0645\u0644\u0641 WAL \u062c\u062f\u064a\u062f \u0648\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u062d\u0627\u0644\u064a\u060c \u062d\u062a\u0649 \u0644\u0648 \u0644\u0645 \u064a\u0643\u0646 \u0645\u0645\u062a\u0644\u0626\u0627\u064b. \u0647\u0630\u0627 \u064a\u0636\u0645\u0646 \u0623\u0646 RPO \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u0644\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 10 \u062f\u0642\u0627\u0626\u0642\u060c \u0639\u0644\u0649 \u062d\u0633\u0627\u0628 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u0639\u0644\u0649 \u0642\u0644\u064a\u0644\u0627\u064b \u0644\u0644\u062a\u062e\u0632\u064a\u0646 \u0628\u0633\u0628\u0628 \u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u0645\u0645\u062a\u0644\u0626\u0629 \u062c\u0632\u0626\u064a\u0627\u064b.<\/p>\n
3. \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0625\u0644\u0649 archive_library<\/code> (PostgreSQL 15+)<\/h3>\n
\u062a\u0627\u0631\u064a\u062e\u064a\u0627\u064b\u060c \u0643\u0627\u0646 archive_command<\/code> \u064a\u0646\u0634\u0626 \u0639\u0645\u0644\u064a\u0629 shell \u062c\u062f\u064a\u062f\u0629 \u0644\u0643\u0644 \u0645\u0644\u0641 WAL. \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0648\u0644\u062f \u0645\u0626\u0627\u062a \u0645\u0644\u0641\u0627\u062a WAL \u0641\u064a \u0627\u0644\u062f\u0642\u064a\u0642\u0629\u060c \u062a\u0635\u0628\u062d \u062a\u0643\u0644\u0641\u0629 \u0625\u0646\u0634\u0627\u0621 \u0639\u0645\u0644\u064a\u0627\u062a shell \u0639\u0646\u0642 \u0632\u062c\u0627\u062c\u0629 \u0644\u0644\u0623\u062f\u0627\u0621.<\/p>\n
\u0642\u062f\u0645\u062a PostgreSQL 15 \u0645\u0639\u0644\u0645\u0629 archive_library<\/code>\u060c \u0645\u0645\u0627 \u064a\u0633\u0645\u062d \u0628\u0645\u0639\u0627\u0644\u062c\u0629 \u0623\u0631\u0634\u0641\u0629 WAL \u0628\u0648\u0627\u0633\u0637\u0629 \u0648\u062d\u062f\u0627\u062a C \u0645\u062d\u0645\u0644\u0629 \u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a\u0627\u064b. \u0647\u0630\u0627 \u064a\u0644\u063a\u064a \u062a\u0643\u0644\u0641\u0629 \u0625\u0646\u0634\u0627\u0621 shell \u0648\u064a\u0648\u0641\u0631 \u0622\u0644\u064a\u0629 \u0623\u0631\u0634\u0641\u0629 \u0623\u0643\u062b\u0631 \u0642\u0648\u0629 \u0648\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0623\u062f\u0627\u0621. \u0625\u0630\u0627 \u0643\u0646\u062a \u062a\u0633\u062a\u062e\u062f\u0645 PostgreSQL 15 \u0623\u0648 \u0623\u0639\u0644\u0649\u060c \u0641\u0627\u0628\u062d\u062b \u0639\u0646 \u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u062a\u064a \u062a\u062f\u0639\u0645 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0645\u062e\u0635\u0635\u0629.<\/p>\n
4. \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0641\u064a \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 \u0628\u0627\u0646\u062a\u0638\u0627\u0645<\/h3>\n
\u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u062a\u064a \u0644\u0645 \u064a\u062a\u0645 \u0627\u062e\u062a\u0628\u0627\u0631\u0647\u0627 \u0644\u064a\u0633\u062a \u0646\u0633\u062e\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629\u061b \u0625\u0646\u0647\u0627 \u0645\u062c\u0631\u062f \u0623\u0645\u0646\u064a\u0629. \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0648\u062d\u064a\u062f\u0629 \u0644\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u0623\u0631\u0634\u0641\u0629 WAL \u062a\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u0635\u062d\u064a\u062d\u060c \u0648\u0623\u0646 \u0633\u0644\u0633\u0644\u0629 WAL \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0643 \u063a\u064a\u0631 \u0645\u0646\u0642\u0637\u0639\u0629\u060c \u0648\u0623\u0646 \u0646\u0633\u062e\u0643 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0645\u062a\u0633\u0642\u0629\u060c \u0647\u064a \u0625\u062c\u0631\u0627\u0621 \u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a PITR \u0631\u0648\u062a\u064a\u0646\u064a\u0629 \u0648\u0622\u0644\u064a\u0629.<\/p>\n
\u0642\u0645 \u0628\u062a\u0634\u063a\u064a\u0644 \u0645\u062b\u064a\u0644 \u0645\u0624\u0642\u062a\u060c \u0648\u0627\u0633\u062a\u0639\u062f \u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0648\u0642\u0645 \u0628\u062a\u0643\u0648\u064a\u0646 restore_command<\/code> \u0644\u0644\u0633\u062d\u0628 \u0645\u0646 \u0627\u0644\u0623\u0631\u0634\u064a\u0641 \u0627\u0644\u062e\u0627\u0635 \u0628\u0643\u060c \u0648\u0627\u0633\u062a\u0639\u062f \u0625\u0644\u0649 \u0637\u0627\u0628\u0639 \u0632\u0645\u0646\u064a \u0645\u062d\u062f\u062f. \u062a\u062d\u0642\u0642 \u0645\u0646 \u0623\u0646 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062a\u0635\u0644 \u0625\u0644\u0649 \u062d\u0627\u0644\u0629 \u0645\u062a\u0633\u0642\u0629 \u0648\u062a\u0641\u062a\u062d \u0644\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a.<\/p>\n
\u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0648\u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0644\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u0645\u0639 CloudSave<\/h2>\n
\u0625\u0646 \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0628\u0631\u0627\u0645\u062c \u0627\u0644\u0646\u0635\u064a\u0629 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0644\u0640 archive_command<\/code>\u060c \u0648\u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0625\u0644\u063a\u0627\u0621 \u062a\u0643\u0631\u0627\u0631 WAL\u060c \u0648\u0636\u0645\u0627\u0646 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0622\u0645\u0646 \u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0648\u0642\u0639 \u0644\u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0635\u0628\u062d \u0628\u0633\u0631\u0639\u0629 \u0639\u0628\u0626\u0627\u064b \u062a\u0634\u063a\u064a\u0644\u064a\u0627\u064b \u0644\u0641\u0631\u0642 \u062a\u0643\u0646\u0648\u0644\u0648\u062c\u064a\u0627 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a.<\/p>\n
\u0647\u0646\u0627 \u062a\u0648\u0641\u0631 CloudSave \u0642\u064a\u0645\u0629 \u0643\u0628\u064a\u0631\u0629 \u0644\u0628\u064a\u0626\u0627\u062a PostgreSQL \u0644\u0644\u0645\u0624\u0633\u0633\u0627\u062a. \u062a\u062a\u0643\u0627\u0645\u0644 CloudSave \u0645\u0628\u0627\u0634\u0631\u0629 \u0645\u0639 \u0648\u0627\u062c\u0647\u0627\u062a \u0628\u0631\u0645\u062c\u0629 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0648\u0623\u0631\u0634\u0641\u0629 WAL \u0627\u0644\u0623\u0635\u0644\u064a\u0629 \u0641\u064a PostgreSQL \u0644\u0644\u0642\u0636\u0627\u0621 \u0639\u0644\u0649 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0627\u0644\u064a\u062f\u0648\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0645\u062a \u0645\u0646\u0627\u0642\u0634\u062a\u0647\u0627 \u0623\u0639\u0644\u0627\u0647.<\/p>\n
\u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0643\u062a\u0627\u0628\u0629 \u0628\u0631\u0627\u0645\u062c bash \u0646\u0635\u064a\u0629 \u0647\u0634\u0629\u060c \u062a\u0648\u0641\u0631 CloudSave \u062a\u0643\u0627\u0645\u0644\u0627\u064b \u0642\u0648\u064a\u0627\u064b \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0648\u0643\u064a\u0644 \u0623\u0648 \u0628\u062f\u0648\u0646 \u0648\u0643\u064a\u0644 \u0648\u0627\u0644\u0630\u064a:
\n* \u064a\u0636\u0645\u0646 \u0627\u0644\u062a\u0633\u0644\u064a\u0645:<\/strong> \u064a\u0633\u062a\u0628\u062f\u0644 \u0623\u0648\u0627\u0645\u0631 shell \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0628\u0639\u0645\u0644\u064a\u0627\u062a \u0646\u0642\u0644 \u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627 \u0648\u0645\u0635\u0627\u062f\u0642 \u0639\u0644\u064a\u0647\u0627 \u0628\u0627\u0644\u0645\u062c\u0645\u0648\u0639 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u064a \u0625\u0644\u0649 \u062a\u062e\u0632\u064a\u0646 \u0622\u0645\u0646 \u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0648\u0642\u0639 \u0623\u0648 \u0641\u064a \u0627\u0644\u0633\u062d\u0627\u0628\u0629.
\n* \u064a\u0645\u0646\u0639 \u062a\u0636\u062e\u0645 WAL:<\/strong> \u064a\u0631\u0627\u0642\u0628 \u0628\u0646\u0634\u0627\u0637 \u062f\u0644\u064a\u0644 pg_wal<\/code> \u0648\u064a\u0646\u0628\u0647 \u0627\u0644\u0645\u0633\u0624\u0648\u0644\u064a\u0646 \u0642\u0628\u0644 \u062d\u062f\u0648\u062b \u0627\u0633\u062a\u0646\u0641\u0627\u062f \u0644\u0644\u0642\u0633\u0645 \u0628\u0648\u0642\u062a \u0637\u0648\u064a\u0644.
\n* \u064a\u0624\u062a\u0645\u062a PITR:<\/strong> \u064a\u0628\u0633\u0637 \u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0641\u064a \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0648\u0627\u062c\u0647\u0629 \u0628\u062f\u064a\u0647\u064a\u0629. \u0623\u0646\u062a \u062a\u062e\u062a\u0627\u0631 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0627\u0644\u062a\u064a \u062a\u0631\u064a\u062f \u0627\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0625\u0644\u064a\u0647\u0627\u060c \u0648\u062a\u0642\u0648\u0645 CloudSave \u062a\u0644\u0642\u0627\u0626\u064a\u0627\u064b \u0628\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0627\u0644\u0646\u0633\u062e\u0629 \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0648\u0628\u062b \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0627\u0644\u062f\u0642\u064a\u0642 \u0644\u0645\u0644\u0641\u0627\u062a WAL \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u062a\u0644\u0643 \u0627\u0644\u062d\u0627\u0644\u0629.
\n* \u064a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0632\u0645\u0646\u064a\u0629:<\/strong> \u064a\u062f\u064a\u0631 \u0628\u0630\u0643\u0627\u0621 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u062e\u0637 \u0627\u0644\u0632\u0645\u0646\u064a \u0644\u0640 PostgreSQL\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0623\u0646 \u0639\u0645\u0644\u064a\u0627\u062a \u062a\u062c\u0627\u0648\u0632 \u0627\u0644\u0641\u0634\u0644 \u0648\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a \u0627\u0644\u062f\u0645\u0627\u063a \u0627\u0644\u0645\u0646\u0642\u0633\u0645 \u0644\u0627 \u062a\u062a\u0644\u0641 \u0645\u0633\u062a\u0648\u062f\u0639 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0643.<\/p>\n
\u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0639\u0628\u0621 \u0627\u0644\u062b\u0642\u064a\u0644 \u0644\u0625\u062f\u0627\u0631\u0629 WAL \u0625\u0644\u0649 CloudSave\u060c \u064a\u0645\u0643\u0646 \u0644\u0645\u0633\u0624\u0648\u0644\u064a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u0639\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u0627\u0633\u062a\u0639\u0644\u0627\u0645 \u0648\u0623\u062f\u0627\u0621 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0645\u0639 \u0627\u0644\u0639\u0644\u0645 \u0623\u0646 \u0627\u062a\u0641\u0627\u0642\u064a\u0627\u062a \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062e\u062f\u0645\u0629 (SLAs) \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0640 RPO \u0648 RTO \u0645\u062d\u0645\u064a\u0629 \u0628\u0648\u0627\u0633\u0637\u0629 \u0645\u0646\u0635\u0629 \u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0645\u0624\u0633\u0633\u0627\u062a.<\/p>\n
\u0627\u0644\u062e\u0644\u0627\u0635\u0629<\/h2>\n
\u062a\u0639\u062f \u0623\u0631\u0634\u0641\u0629 WAL \u0641\u064a PostgreSQL \u0627\u0644\u0639\u0645\u0648\u062f \u0627\u0644\u0641\u0642\u0631\u064a \u0644\u0644\u062a\u0639\u0627\u0641\u064a \u0645\u0646 \u0643\u0648\u0627\u0631\u062b \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0648\u0628\u064a\u0646\u0645\u0627 \u064a\u0628\u062f\u0648 \u0645\u0641\u0647\u0648\u0645 \u0646\u0633\u062e \u0645\u0644\u0641 \u0645\u0646 \u062f\u0644\u064a\u0644 \u0625\u0644\u0649 \u0622\u062e\u0631 \u0628\u0633\u064a\u0637\u0627\u064b\u060c \u0641\u0625\u0646 \u0627\u0644\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062b\u0646\u0627\u0626\u064a\u0629\u2014\u0627\u0644\u0625\u062e\u0641\u0627\u0642\u0627\u062a \u0627\u0644\u0635\u0627\u0645\u062a\u0629\u060c \u0627\u0633\u062a\u0646\u0641\u0627\u062f \u0627\u0644\u0642\u0631\u0635\u060c \u0648\u062a\u0628\u0627\u0639\u062f \u0627\u0644\u062e\u0637 \u0627\u0644\u0632\u0645\u0646\u064a\u2014\u062a\u0634\u0643\u0644 \u0645\u062e\u0627\u0637\u0631 \u062c\u0633\u064a\u0645\u0629 \u0639\u0644\u0649 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n
\u0645\u0646 \u062e\u0644\u0627\u0644 \u0641\u0647\u0645 \u0628\u0646\u064a\u0629 pg_wal<\/code>\u060c \u0648\u062a\u062c\u0646\u0628 \u062a\u0643\u0648\u064a\u0646\u0627\u062a archive_command<\/code> \u0627\u0644\u0645\u062f\u0645\u0631\u0629 \u0628\u0635\u0631\u0627\u0645\u0629\u060c \u0648\u0645\u0631\u0627\u0642\u0628\u0629 pg_stat_archiver<\/code>\u060c \u0648\u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 \u0645\u0646\u0635\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0644\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u0645\u062b\u0644 CloudSave\u060c \u064a\u0645\u0643\u0646\u0643 \u0628\u0646\u0627\u0621 \u0628\u0646\u064a\u0629 \u062a\u062d\u062a\u064a\u0629 \u0645\u0631\u0646\u0629 \u0644\u0640 PostgreSQL \u0642\u0627\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0646\u062c\u0627\u0629 \u0645\u0646 \u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0623\u062c\u0647\u0632\u0629\u060c \u0648\u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0628\u0634\u0631\u064a\u0629\u060c \u0648\u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639\u0627\u062a \u0627\u0644\u0643\u0627\u0631\u062b\u064a\u0629 \u062f\u0648\u0646 \u0641\u0642\u062f\u0627\u0646 \u0645\u0639\u0627\u0645\u0644\u0629 \u0648\u0627\u062d\u062f\u0629 \u0645\u0624\u0643\u062f\u0629.<\/p>\n
\n
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