{"id":5463,"date":"2026-06-15T14:01:13","date_gmt":"2026-06-15T14:01:13","guid":{"rendered":"https:\/\/cloudsave.app\/?p=5463"},"modified":"2026-06-15T15:43:14","modified_gmt":"2026-06-15T15:43:14","slug":"%d9%84%d9%85%d8%a7%d8%b0%d8%a7-%d9%84%d8%a7-%d8%aa-%d8%b9%d8%af-%d9%84%d9%82%d8%b7%d8%a7%d8%aa-%d8%a7%d9%84%d8%ac%d9%87%d8%a7%d8%b2-%d8%a7%d9%84%d8%a7%d9%81%d8%aa%d8%b1%d8%a7%d8%b6%d9%8a-vm-snapshots","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/ar\/knowledge-base\/%d9%84%d9%85%d8%a7%d8%b0%d8%a7-%d9%84%d8%a7-%d8%aa-%d8%b9%d8%af-%d9%84%d9%82%d8%b7%d8%a7%d8%aa-%d8%a7%d9%84%d8%ac%d9%87%d8%a7%d8%b2-%d8%a7%d9%84%d8%a7%d9%81%d8%aa%d8%b1%d8%a7%d8%b6%d9%8a-vm-snapshots\/","title":{"rendered":"\u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u064f\u0639\u062f \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a (VM Snapshots) \u0622\u0645\u0646\u0629 \u0644\u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a: \u062f\u0644\u064a\u0644 \u0645\u0633\u0624\u0648\u0644 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a (DBA) \u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a"},"content":{"rendered":"

\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0647\u0646\u062f\u0633\u064a DevOps \u0648\u0645\u0633\u0624\u0648\u0644\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629\u060c \u062a\u064f\u0639\u062f \u0644\u0642\u0637\u0627\u062a (Snapshots) \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 (VM) \u0623\u062f\u0627\u0629 \u0623\u0633\u0627\u0633\u064a\u0629. \u0641\u0647\u064a \u062a\u0648\u0641\u0631 \u0637\u0631\u064a\u0642\u0629 \u0633\u0631\u064a\u0639\u0629 \u0648\u0645\u0631\u064a\u062d\u0629 \u0644\u0627\u0644\u062a\u0642\u0627\u0637 \u062d\u0627\u0644\u0629 \u0627\u0644\u062e\u0627\u062f\u0645 \u0642\u0628\u0644 \u0625\u062c\u0631\u0627\u0621 \u062a\u0635\u062d\u064a\u062d \u0628\u0631\u0645\u062c\u064a \u0645\u062d\u0641\u0648\u0641 \u0628\u0627\u0644\u0645\u062e\u0627\u0637\u0631\u060c \u0623\u0648 \u062a\u063a\u064a\u064a\u0631 \u0643\u0628\u064a\u0631 \u0641\u064a \u0627\u0644\u0625\u0639\u062f\u0627\u062f\u0627\u062a\u060c \u0623\u0648 \u0646\u0634\u0631 \u062a\u0637\u0628\u064a\u0642. \u0648\u0625\u0630\u0627 \u062d\u062f\u062b \u062e\u0637\u0623 \u0645\u0627\u060c \u0641\u0625\u0646 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u062a\u0633\u062a\u063a\u0631\u0642 \u062b\u0648\u0627\u0646\u064d \u0641\u0642\u0637.<\/p>\n

\u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0645 \u062a\u0637\u0628\u064a\u0642 \u0647\u0630\u0647 \u0627\u0644\u0645\u0646\u0647\u062c\u064a\u0629 \u0646\u0641\u0633\u0647\u0627 \u0639\u0644\u0649 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u064a\u0629 (Transactional Databases) – \u0645\u062b\u0644 PostgreSQL \u0623\u0648 MySQL \u0623\u0648 Oracle \u0623\u0648 Microsoft SQL Server – \u062a\u062a\u062d\u0648\u0644 \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0645\u0646 \u0634\u0628\u0643\u0629 \u0623\u0645\u0627\u0646 \u0625\u0644\u0649 \u0642\u0646\u0628\u0644\u0629 \u0645\u0648\u0642\u0648\u062a\u0629.<\/p>\n

\u0625\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0644\u0642\u0637\u0627\u062a “\u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a” (Hypervisor) \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0646\u0633\u062e \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u064b\u0627 \u0647\u0648 \u0623\u062d\u062f \u0623\u0643\u062b\u0631 \u0627\u0644\u0623\u0633\u0628\u0627\u0628 \u0634\u064a\u0648\u0639\u064b\u0627 \u0644\u062a\u0644\u0641 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u062a\u0645\u0632\u0642 \u0627\u0644\u0635\u0641\u062d\u0627\u062a (Torn Pages)\u060c \u0648\u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0628\u0634\u0643\u0644 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u0631\u062f\u0627\u062f\u0647. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u0642\u0627\u0644\u060c \u0633\u0646\u0633\u062a\u0643\u0634\u0641 \u0627\u0644\u062a\u0639\u0627\u0631\u0636 \u0627\u0644\u0645\u0639\u0645\u0627\u0631\u064a \u0628\u064a\u0646 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0648\u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0622\u0644\u064a\u0627\u062a \u062a\u0644\u0641 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u062b\u0646\u0627\u0621 \u0623\u062e\u0630 \u0627\u0644\u0644\u0642\u0637\u0627\u062a\u060c \u0648\u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0644\u0646\u0633\u062e \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u064b\u0627 \u0628\u0623\u0645\u0627\u0646.<\/p>\n

\u0627\u0644\u062a\u0639\u0627\u0631\u0636 \u0627\u0644\u0645\u0639\u0645\u0627\u0631\u064a: \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a (Hypervisor) \u0645\u0642\u0627\u0628\u0644 \u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/h2>\n

\u0644\u0641\u0647\u0645 \u0633\u0628\u0628 \u062a\u0639\u0631\u064a\u0636 \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0644\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u0644\u062e\u0637\u0631\u060c \u064a\u062c\u0628 \u0623\u0648\u0644\u0627\u064b \u0641\u062d\u0635 \u0643\u064a\u0641\u064a\u0629 \u0625\u062f\u0627\u0631\u0629 \u0643\u0644\u0627 \u0627\u0644\u0646\u0638\u0627\u0645\u064a\u0646 \u0644\u0644\u062d\u0627\u0644\u0629 \u0648\u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c (I\/O).<\/p>\n

\u0643\u064a\u0641 \u064a\u0646\u0641\u0630 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u0644\u0642\u0637\u0627\u062a<\/h3>\n

\u0639\u0646\u062f\u0645\u0627 \u064a\u0623\u062e\u0630 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a (\u0645\u062b\u0644 VMware ESXi \u0623\u0648 Microsoft Hyper-V \u0623\u0648 KVM) \u0644\u0642\u0637\u0629\u060c \u0641\u0625\u0646\u0647 \u0644\u0627 \u064a\u0642\u0648\u0645 \u0628\u0646\u0633\u062e \u0627\u0644\u0642\u0631\u0635. \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0630\u0644\u0643\u060c \u064a\u0642\u0648\u0645 \u0628\u062a\u062c\u0645\u064a\u062f \u0645\u0644\u0641 \u0627\u0644\u0642\u0631\u0635 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u062d\u0627\u0644\u064a (\u0645\u062b\u0644 .vmdk<\/code> \u0623\u0648 .vhdx<\/code>) \u0641\u064a \u062d\u0627\u0644\u0629 “\u0644\u0644\u0642\u0631\u0627\u0621\u0629 \u0641\u0642\u0637” \u0648\u064a\u0646\u0634\u0626 \u0642\u0631\u0635\u064b\u0627 \u062f\u0644\u062a\u0627 (Delta disk) \u062c\u062f\u064a\u062f\u064b\u0627 (\u0642\u0631\u0635 \u062a\u0628\u0627\u064a\u0646\u064a). \u064a\u062a\u0645 \u062a\u0648\u062c\u064a\u0647 \u062c\u0645\u064a\u0639 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0644\u0627\u062d\u0642\u0629 \u0625\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0642\u0631\u0635 \u0627\u0644\u062f\u0644\u062a\u0627.<\/p>\n

\u0639\u0646\u062f \u062d\u0630\u0641 \u0627\u0644\u0644\u0642\u0637\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u062f\u0645\u062c (Consolidate) \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0642\u0631\u0635 \u0627\u0644\u062f\u0644\u062a\u0627 \u0645\u0631\u0629 \u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0642\u0631\u0635 \u0627\u0644\u0623\u0633\u0627\u0633\u064a. \u0627\u0644\u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u0627 \u062a\u062f\u0631\u0643 \u062a\u0645\u0627\u0645\u064b\u0627 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u062f\u0627\u062e\u0644 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0636\u064a\u0641. \u0641\u0647\u064a \u062a\u0644\u062a\u0642\u0637 \u062d\u0627\u0644\u0629 \u0627\u0644\u0642\u0631\u0635 \u062a\u0645\u0627\u0645\u064b\u0627 \u0643\u0645\u0627 \u0647\u064a \u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u062a\u0644\u0643 \u0627\u0644\u0644\u062d\u0638\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629.<\/p>\n

\u0643\u064a\u0641 \u062a\u062f\u064a\u0631 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u064a\u0629 \u0627\u0644\u062d\u0627\u0644\u0629<\/h3>\n

\u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u064a\u0629 \u062d\u0648\u0644 \u062e\u0635\u0627\u0626\u0635 ACID (\u0627\u0644\u0630\u0631\u064a\u0629\u060c \u0627\u0644\u0627\u062a\u0633\u0627\u0642\u060c \u0627\u0644\u0639\u0632\u0644\u060c \u0648\u0627\u0644\u0645\u062a\u0627\u0646\u0629). \u0644\u062a\u062d\u0642\u064a\u0642 \u0623\u062f\u0627\u0621 \u0639\u0627\u0644\u064d \u0645\u0639 \u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0640 ACID\u060c \u0644\u0627 \u062a\u0642\u0648\u0645 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0643\u062a\u0627\u0628\u0629 \u0643\u0644 \u0645\u0639\u0627\u0645\u0644\u0629 \u0645\u0628\u0627\u0634\u0631\u0629 \u0625\u0644\u0649 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0635 \u0641\u0648\u0631\u064b\u0627. \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0630\u0644\u0643\u060c \u0641\u0647\u064a \u062a\u0633\u062a\u062e\u062f\u0645 \u0628\u0646\u064a\u0629 \u0645\u0639\u0642\u062f\u0629 \u0648\u0645\u062a\u0639\u062f\u062f\u0629 \u0627\u0644\u0645\u0633\u062a\u0648\u064a\u0627\u062a:<\/p>\n

    \n
  1. \u0645\u062c\u0645\u0639 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0645\u0624\u0642\u062a (Buffer Pool \/ Shared Buffers):<\/strong> \u062a\u064f\u0642\u0631\u0623 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u064f\u0639\u062f\u0644 \u062f\u0627\u062e\u0644 \u0630\u0627\u0643\u0631\u0629 \u0627\u0644\u0646\u0638\u0627\u0645.<\/li>\n
  2. \u0633\u062c\u0644 \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0633\u0628\u0642\u0629 (WAL) \/ \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0625\u0639\u0627\u062f\u0629 (Redo Logs):<\/strong> \u062a\u064f\u0643\u062a\u0628 \u0627\u0644\u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0628\u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0641\u064a \u0645\u0644\u0641 \u0633\u062c\u0644 \u0645\u064f\u062d\u0633\u0651\u0646 \u0644\u0644\u063a\u0627\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0635 \u0644\u0636\u0645\u0627\u0646 \u0627\u0644\u0645\u062a\u0627\u0646\u0629.<\/li>\n
  3. \u0646\u0642\u0627\u0637 \u0627\u0644\u062a\u062d\u0642\u0642 (Checkpoints) \/ \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0643\u0633\u0648\u0644\u0629 (Lazy Writers):<\/strong> \u0628\u0634\u0643\u0644 \u062f\u0648\u0631\u064a\u060c \u062a\u0642\u0648\u0645 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0635\u0641\u062d\u0627\u062a \u0627\u0644\u0645\u0639\u062f\u0644\u0629 (\u0627\u0644\u0645\u062a\u0633\u062e\u0629) \u0645\u0646 \u0627\u0644\u0630\u0627\u0643\u0631\u0629 \u0625\u0644\u0649 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0635.<\/li>\n<\/ol>\n

    \u0628\u0633\u0628\u0628 \u0647\u0630\u0647 \u0627\u0644\u0628\u0646\u064a\u0629\u060c \u062a\u0643\u0648\u0646 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0627\u062f\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0635 \u062f\u0627\u0626\u0645\u064b\u0627 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u0629 \u0645\u0639 \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629 \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062a\u0648\u062c\u062f \u0641\u0642\u0637 \u0643\u0645\u0632\u064a\u062c \u0645\u0646 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0635\u060c \u0648\u0633\u062c\u0644\u0627\u062a WAL\/Redo\u060c \u0648\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u062d\u0627\u0644\u064a\u064b\u0627 \u0641\u064a \u0627\u0644\u0630\u0627\u0643\u0631\u0629.<\/p>\n

    \u0645\u0646\u0637\u0642\u0629 \u0627\u0644\u062e\u0637\u0631: \u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0623\u062b\u0646\u0627\u0621 \u0644\u0642\u0637\u0629 \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a<\/h2>\n

    \u0639\u0646\u062f\u0645\u0627 \u062a\u0623\u062e\u0630 \u0644\u0642\u0637\u0629 \u0642\u064a\u0627\u0633\u064a\u0629 \u0644\u062c\u0647\u0627\u0632 \u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0644\u062e\u0627\u062f\u0645 \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0641\u0623\u0646\u062a \u062a\u0644\u062a\u0642\u0637 \u062d\u0627\u0644\u0629 \u0645\u062a\u0633\u0642\u0629 \u0645\u0639 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 (Crash-consistent)<\/strong>.<\/p>\n

    \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0639\u0646\u062f \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/h3>\n

    \u0627\u0644\u0644\u0642\u0637\u0629 \u0627\u0644\u0645\u062a\u0633\u0642\u0629 \u0645\u0639 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u062a\u0639\u0627\u062f\u0644 \u0633\u062d\u0628 \u0642\u0627\u0628\u0633 \u0627\u0644\u0637\u0627\u0642\u0629 \u0645\u0646 \u0627\u0644\u062e\u0627\u062f\u0645 \u0627\u0644\u0645\u0627\u062f\u064a. \u064a\u062a\u0645 \u0627\u0644\u062a\u0642\u0627\u0637 \u062d\u0627\u0644\u0629 \u0627\u0644\u0642\u0631\u0635\u060c \u0648\u0644\u0643\u0646 \u0623\u064a \u0634\u064a\u0621 \u0643\u0627\u0646 \u0641\u064a \u0627\u0644\u0630\u0627\u0643\u0631\u0629 \u064a\u064f\u0641\u0642\u062f\u060c \u0648\u0623\u064a \u0634\u064a\u0621 \u0643\u0627\u0646 \u0641\u064a \u0637\u0631\u064a\u0642\u0647 \u0625\u0644\u0649 \u0648\u062d\u062f\u0629 \u062a\u062d\u0643\u0645 \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u064a\u062a\u0645 \u0642\u0637\u0639\u0647 \u0641\u062c\u0623\u0629.<\/p>\n

    \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0645\u0635\u0645\u0645\u0629 \u0644\u0644\u062a\u0639\u0627\u0641\u064a \u0645\u0646 \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0637\u0627\u0642\u0629 \u063a\u064a\u0631 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0625\u0639\u0627\u062f\u0629 \u062a\u0634\u063a\u064a\u0644 \u0633\u062c\u0644 \u0627\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0633\u0628\u0642\u0629\u060c \u0641\u0625\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0627\u0644\u062a\u0639\u0627\u0641\u064a \u0645\u0646 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u0643\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0646\u0633\u062e \u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0623\u0633\u0627\u0633\u064a\u0629 \u0623\u0645\u0631 \u062e\u0637\u064a\u0631 \u0644\u0644\u063a\u0627\u064a\u0629. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a\u0643 \u062a\u0645\u062a\u062f \u0639\u0628\u0631 \u0623\u0642\u0631\u0627\u0635 \u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0645\u062a\u0639\u062f\u062f\u0629 (\u0645\u062b\u0644 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0644\u0649 Drive D:<\/code> \u0648\u0633\u062c\u0644\u0627\u062a WAL \u0639\u0644\u0649 Drive E:<\/code>)\u060c \u0641\u0642\u062f \u0644\u0627 \u064a\u0642\u0648\u0645 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0628\u0623\u062e\u0630 \u0644\u0642\u0637\u0629 \u0644\u0643\u0644\u0627 \u0627\u0644\u0642\u0631\u0635\u064a\u0646 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0644\u062d\u0638\u0629 \u0627\u0644\u0632\u0645\u0646\u064a\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629. \u0625\u0630\u0627 \u062a\u0645 \u0627\u0644\u062a\u0642\u0627\u0637 \u0644\u0642\u0637\u0629 \u0642\u0631\u0635 \u0633\u062c\u0644 WAL \u0628\u0639\u062f \u062c\u0632\u0621 \u0645\u0646 \u0627\u0644\u062b\u0627\u0646\u064a\u0629 \u0645\u0646 \u0644\u0642\u0637\u0629 \u0642\u0631\u0635 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0641\u0644\u0646 \u062a\u062a\u0645\u0643\u0646 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0627\u0644\u062a\u0648\u0641\u064a\u0642 \u0628\u064a\u0646 \u0623\u0631\u0642\u0627\u0645 \u0627\u0644\u062a\u0633\u0644\u0633\u0644 \u0639\u0646\u062f \u0627\u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u062a\u0644\u0641 \u0642\u0627\u062a\u0644.<\/p>\n

    \u062a\u0623\u062b\u064a\u0631 “\u062a\u062c\u0645\u064a\u062f \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a” (VM Stun) \u0639\u0644\u0649 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a<\/h3>\n

    \u062a\u062a\u0633\u0628\u0628 \u0639\u0645\u0644\u064a\u0629 \u0625\u0646\u0634\u0627\u0621 \u0627\u0644\u0644\u0642\u0637\u0629 – \u0648\u0627\u0644\u0623\u0647\u0645 \u0645\u0646 \u0630\u0644\u0643\u060c \u0639\u0645\u0644\u064a\u0629 \u062f\u0645\u062c \u0627\u0644\u0644\u0642\u0637\u0629 – \u0641\u064a \u0638\u0627\u0647\u0631\u0629 \u062a\u064f\u0639\u0631\u0641 \u0628\u0627\u0633\u0645 “\u062a\u062c\u0645\u064a\u062f \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a” (VM Stun).<\/p>\n

    \u0644\u062a\u062d\u0648\u064a\u0644 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0628\u0623\u0645\u0627\u0646 \u0645\u0646 \u0627\u0644\u0642\u0631\u0635 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0625\u0644\u0649 \u0642\u0631\u0635 \u0627\u0644\u062f\u0644\u062a\u0627\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0625\u064a\u0642\u0627\u0641 (\u062a\u062c\u0645\u064a\u062f) \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0644\u0641\u062a\u0631\u0629 \u0648\u062c\u064a\u0632\u0629. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u062e\u0627\u062f\u0645 \u0648\u064a\u0628 \u0630\u064a \u062d\u0645\u0644 \u062e\u0641\u064a\u0641\u060c \u0642\u062f \u064a\u0633\u062a\u0645\u0631 \u0647\u0630\u0627 \u0627\u0644\u062a\u062c\u0645\u064a\u062f \u0645\u0646 10 \u0625\u0644\u0649 50 \u0645\u0644\u0644\u064a \u062b\u0627\u0646\u064a\u0629 \u0648\u0644\u0627 \u064a\u064f\u0644\u0627\u062d\u0638. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c\u064a\u0629 \u0630\u0627\u062a \u0639\u0645\u0644\u064a\u0627\u062a \u0625\u062f\u062e\u0627\u0644 \u0648\u0625\u062e\u0631\u0627\u062c \u0636\u062e\u0645\u0629\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0624\u062f\u064a \u062f\u0645\u062c \u0642\u0631\u0635 \u062f\u0644\u062a\u0627 \u0643\u0628\u064a\u0631 \u0625\u0644\u0649 \u062a\u062c\u0645\u064a\u062f \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0644\u0639\u062f\u0629 \u062b\u0648\u0627\u0646\u064d.<\/p>\n

    \u0623\u062b\u0646\u0627\u0621 \u062a\u062c\u0645\u064a\u062f \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a:
    \n* \u062a\u0646\u0642\u0637\u0639 \u0627\u062a\u0635\u0627\u0644\u0627\u062a \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0645\u0645\u0627 \u064a\u0633\u0628\u0628 \u0627\u0646\u062a\u0647\u0627\u0621 \u0645\u0647\u0644\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a.
    \n* \u062a\u0641\u0634\u0644 \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u062a\u0648\u0627\u0641\u0631 \u0627\u0644\u0639\u0627\u0644\u064a (\u0645\u062b\u0644 SQL Server Always On \u0623\u0648 PostgreSQL Patroni \u0623\u0648 MySQL Galera) \u0641\u064a \u0641\u062d\u0635 \u0646\u0628\u0636\u0627\u062a \u0627\u0644\u0642\u0644\u0628.
    \n* \u0642\u062f \u062a\u0641\u062a\u0631\u0636 \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0629 \u0623\u0646 \u0627\u0644\u0639\u0642\u062f\u0629 \u0627\u0644\u0645\u062c\u0645\u062f\u0629 \u0645\u064a\u062a\u0629\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0641\u0634\u0644 \u063a\u064a\u0631 \u0636\u0631\u0648\u0631\u064a \u0648\u0645\u0632\u0639\u062c (\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u062f\u0645\u0627\u063a \u0627\u0644\u0645\u0646\u0642\u0633\u0645).<\/p>\n

    \u062a\u0645\u0632\u0642 \u0627\u0644\u0635\u0641\u062d\u0627\u062a \u0648\u0639\u062f\u0645 \u0645\u062d\u0627\u0630\u0627\u0629 \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c<\/h3>\n

    \u062a\u0643\u062a\u0628 \u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0627\u062f\u0629\u064b \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u062d\u062c\u0627\u0645 \u0635\u0641\u062d\u0627\u062a \u0645\u062d\u062f\u062f\u0629 (\u0645\u062b\u0644 8 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a \u0644\u0640 PostgreSQL \u0648SQL Server\u060c \u064816 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a \u0644\u0640 InnoDB). \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u064a\u0642\u0648\u0645 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0648\u0645\u0635\u0641\u0648\u0641\u0627\u062a \u0627\u0644\u062a\u062e\u0632\u064a\u0646 \u0628\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0641\u064a \u0643\u062a\u0644 \u0623\u0635\u063a\u0631 (\u0645\u062b\u0644 4 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a \u0623\u0648 512 \u0628\u0627\u064a\u062a).<\/p>\n

    \u0625\u0630\u0627 \u0623\u062e\u0630 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0644\u0642\u0637\u0629 \u0628\u0627\u0644\u0636\u0628\u0637 \u0623\u062b\u0646\u0627\u0621 \u0643\u062a\u0627\u0628\u0629 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u0635\u0641\u062d\u0629 \u0628\u062d\u062c\u0645 8 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a\u060c \u0641\u0642\u062f \u062a\u0644\u062a\u0642\u0637 \u0627\u0644\u0644\u0642\u0637\u0629 \u0623\u0648\u0644 4 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062c\u062f\u064a\u062f\u0629 \u0648\u0622\u062e\u0631 4 \u0643\u064a\u0644\u0648\u0628\u0627\u064a\u062a \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0642\u062f\u064a\u0645\u0629. \u0647\u0630\u0627 \u064a\u062e\u0644\u0642 \u0635\u0641\u062d\u0629 \u0645\u0645\u0632\u0642\u0629 (Torn page)<\/strong>. \u0639\u0646\u062f \u0645\u062d\u0627\u0648\u0644\u0629 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0644\u0642\u0637\u0629\u060c \u0633\u062a\u0642\u0631\u0623 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0635\u0641\u062d\u0629\u060c \u0648\u062a\u0641\u0634\u0644 \u0641\u064a \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0645\u062c\u0645\u0648\u0639 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u064a\u060c \u0648\u062a\u0636\u0639 \u0639\u0644\u0627\u0645\u0629 \u0639\u0644\u0649 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u0646\u0647\u0627 \u062a\u0627\u0644\u0641\u0629.<\/p>\n

    \u0627\u0644\u0639\u0648\u0627\u0642\u0628 \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629 \u0644\u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062d\u062f\u062f\u0629<\/h2>\n

    \u062a\u062a\u0641\u0627\u0639\u0644 \u0645\u062d\u0631\u0643\u0627\u062a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0639 \u0627\u0644\u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0645\u062a\u0633\u0642\u0629 \u0645\u0639 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u0628\u0637\u0631\u0642 \u0645\u062a\u0646\u0648\u0639\u0629\u060c \u0648\u0644\u0643\u0646 \u0644\u0627 \u064a\u0648\u062c\u062f \u0623\u064a \u0645\u0646\u0647\u0627 \u064a\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647\u0627 \u0628\u0633\u0644\u0627\u0633\u0629 \u0641\u064a \u0628\u064a\u0626\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c.<\/p>\n

      \n
    • PostgreSQL:<\/strong> \u062a\u0639\u062a\u0645\u062f PostgreSQL \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0639\u0644\u0649 \u062f\u0644\u064a\u0644 pg_wal<\/code>. \u0625\u0630\u0627 \u0627\u0644\u062a\u0642\u0637\u062a \u0627\u0644\u0644\u0642\u0637\u0629 \u062f\u0644\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a ($PGDATA<\/code>) \u0648\u0633\u062c\u0644\u0627\u062a WAL \u0628\u0634\u0643\u0644 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0641\u0633\u062a\u0641\u0634\u0644 PostgreSQL \u0641\u064a \u0627\u0644\u0628\u062f\u0621\u060c \u0645\u0645\u0627 \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0638\u0647\u0648\u0631 \u062e\u0637\u0623 PANIC: could not locate a valid checkpoint record<\/code>.<\/li>\n
    • MySQL\/InnoDB:<\/strong> \u064a\u0633\u062a\u062e\u062f\u0645 InnoDB \u0645\u062e\u0632\u0646\u064b\u0627 \u0645\u0624\u0642\u062a\u064b\u0627 \u0644\u0644\u0643\u062a\u0627\u0628\u0629 \u0627\u0644\u0645\u0632\u062f\u0648\u062c\u0629 (doublewrite buffer) \u0644\u0645\u0646\u0639 \u0627\u0644\u0635\u0641\u062d\u0627\u062a \u0627\u0644\u0645\u0645\u0632\u0642\u0629\u060c \u0645\u0645\u0627 \u064a\u0648\u0641\u0631 \u0628\u0639\u0636 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0636\u062f \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0639\u0646\u062f \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0625\u0630\u0627 \u062a\u0645 \u0627\u0644\u062a\u0642\u0627\u0637 \u0645\u0644\u0641 ibdata1<\/code> \u0648\u0645\u0644\u0641 ib_logfile<\/code> \u0628\u0634\u0643\u0644 \u063a\u064a\u0631 \u0645\u062a\u0632\u0627\u0645\u0646\u060c \u0641\u0633\u064a\u062a\u0639\u0637\u0644 \u0645\u062d\u0631\u0643 InnoDB \u0639\u0646\u062f \u0627\u0644\u062a\u0639\u0627\u0641\u064a.<\/li>\n
    • Microsoft SQL Server:<\/strong> \u062d\u0633\u0627\u0633 \u0644\u0644\u063a\u0627\u064a\u0629 \u0644\u062a\u062c\u0645\u064a\u062f \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c. \u0628\u062f\u0648\u0646 \u062a\u0643\u0627\u0645\u0644 \u0645\u0646\u0627\u0633\u0628 \u0645\u0639 \u062e\u062f\u0645\u0629 VSS (Volume Shadow Copy Service)\u060c \u0641\u0625\u0646 \u0627\u0633\u062a\u0639\u0627\u062f\u0629 SQL Server \u0645\u0646 \u0644\u0642\u0637\u0629 \u062c\u0647\u0627\u0632 \u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0642\u064a\u0627\u0633\u064a\u0629 \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u0624\u062f\u064a \u0625\u0644\u0649 \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0634\u0628\u0648\u0647\u0629 \u0648\u0633\u0644\u0627\u0633\u0644 \u0633\u062c\u0644\u0627\u062a \u0645\u0643\u0633\u0648\u0631\u0629\u060c \u0645\u0645\u0627 \u064a\u062f\u0645\u0631 \u0642\u062f\u0631\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0625\u0644\u0649 \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 (PITR).<\/li>\n<\/ul>\n

      \u0623\u0641\u0636\u0644 \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0627\u062a \u0644\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0622\u0645\u0646 \u0644\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629<\/h2>\n

      \u0644\u062d\u0645\u0627\u064a\u0629 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0644 \u0645\u0646 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0645\u062a\u0633\u0642 \u0645\u0639 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u0625\u0644\u0649 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0645\u062a\u0633\u0642 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/strong>. \u064a\u062a\u0637\u0644\u0628 \u0647\u0630\u0627 \u0645\u0646 \u0622\u0644\u064a\u0629 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0645\u0639 \u0645\u062d\u0631\u0643 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u062c\u0628\u0631\u0647 \u0639\u0644\u0649 \u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0630\u0627\u0643\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0635 \u0648\u0625\u064a\u0642\u0627\u0641 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0645\u0624\u0642\u062a\u064b\u0627 \u0623\u062b\u0646\u0627\u0621 \u0623\u062e\u0630 \u0627\u0644\u0644\u0642\u0637\u0629.<\/p>\n

      1. \u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 \u0627\u0644\u062a\u062c\u0645\u064a\u062f \u0627\u0644\u0645\u062f\u0631\u0643 \u0644\u0644\u062a\u0637\u0628\u064a\u0642 (VSS \u0648 fsfreeze)<\/h3>\n

      \u0644\u0646\u0638\u0627\u0645 Windows (SQL Server):<\/strong>
      \n\u062a\u0623\u0643\u062f \u062f\u0627\u0626\u0645\u064b\u0627 \u0645\u0646 \u0623\u0646 \u062d\u0644 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u062e\u0627\u0635 \u0628\u0643 \u064a\u0633\u062a\u062e\u062f\u0645 \u062e\u062f\u0645\u0629 Microsoft Volume Shadow Copy Service (VSS). \u0639\u0646\u062f \u062a\u0634\u063a\u064a\u0644 \u0646\u0633\u062e\u0629 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u0645\u062f\u0631\u0643\u0629 \u0644\u0640 VSS\u060c \u064a\u0642\u0648\u0645 \u0643\u0627\u062a\u0628 VSS \u0627\u0644\u062e\u0627\u0635 \u0628\u0640 SQL Server \u0628\u062a\u062c\u0645\u064a\u062f \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0644\u0625\u062f\u062e\u0627\u0644 \u0648\u0627\u0644\u0625\u062e\u0631\u0627\u062c \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0644\u0642\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0635\u060c \u0648\u0636\u0645\u0627\u0646 \u0623\u0646 \u0627\u0644\u0644\u0642\u0637\u0629 \u0645\u062a\u0633\u0642\u0629 \u062a\u0645\u0627\u0645\u064b\u0627 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/p>\n

      \u0644\u0646\u0638\u0627\u0645 Linux (PostgreSQL \/ MySQL):<\/strong>
      \n\u0644\u0627 \u064a\u0645\u062a\u0644\u0643 Linux \u0645\u0643\u0627\u0641\u0626\u064b\u0627 \u0623\u0635\u0644\u064a\u064b\u0627 \u0644\u0640 VSS. \u0644\u062a\u062d\u0642\u064a\u0642 \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0635\u0648\u0635 \u0628\u0631\u0645\u062c\u064a\u0629 (scripts) \u0642\u0628\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u062f \u0648\u0628\u0639\u062f \u0627\u0644\u0625\u0644\u063a\u0627\u0621 \u0628\u0627\u0644\u062a\u0632\u0627\u0645\u0646 \u0645\u0639 \u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0636\u064a\u0641 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a (\u0645\u062b\u0644 VMware Tools).<\/p>\n

      \u0625\u0644\u064a\u0643 \u0645\u062b\u0627\u0644 \u0639\u0644\u0649 \u0646\u0635 \u0628\u0631\u0645\u062c\u064a pre-freeze-script<\/code> \u0644\u0640 VMware \u0644\u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a PostgreSQL 15+ \u0627\u0644\u0630\u064a \u064a\u062c\u0647\u0632 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u0645\u0627\u0646 \u0644\u0644\u0642\u0637\u0629:<\/p>\n

      #!\/bin\/bash\n# \/usr\/sbin\/pre-freeze-script\n# \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0647\u0630\u0627 \u0627\u0644\u0646\u0635 \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u0646\u0641\u064a\u0630 (chmod +x)\n\n# 1. \u0623\u062e\u0628\u0631 PostgreSQL \u0628\u0627\u0644\u0627\u0633\u062a\u0639\u062f\u0627\u062f \u0644\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a\nsu - postgres -c \"psql -c \"SELECT pg_backup_start('vm_snapshot', true);\"\"\n\n# 2. \u062a\u0641\u0631\u064a\u063a \u0645\u062e\u0627\u0632\u0646 \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0644\u0641\u0627\u062a \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0635\nsync\n\n# 3. \u062a\u062c\u0645\u064a\u062f \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0644\u0641\u0627\u062a (\u0628\u0627\u0641\u062a\u0631\u0627\u0636 \u0623\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \/var\/lib\/pgsql)\nfsfreeze -f \/var\/lib\/pgsql\n<\/code><\/pre>\n
      \u0648\u0627\u0644\u0646\u0635 \u0627\u0644\u0628\u0631\u0645\u062c\u064a \u0627\u0644\u0645\u0642\u0627\u0628\u0644 post-thaw-script<\/code> \u0644\u0627\u0633\u062a\u0626\u0646\u0627\u0641 \u0627\u0644\u0639\u0645\u0644\u064a\u0627\u062a:<\/p>\n
      #!\/bin\/bash\n# \/usr\/sbin\/post-thaw-script\n\n# 1. \u0625\u0644\u063a\u0627\u0621 \u062a\u062c\u0645\u064a\u062f \u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0644\u0641\u0627\u062a\nfsfreeze -u \/var\/lib\/pgsql\n\n# 2. \u0623\u062e\u0628\u0631 PostgreSQL \u0628\u0623\u0646 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0642\u062f \u0627\u0643\u062a\u0645\u0644\nsu - postgres -c \"psql -c \"SELECT pg_backup_stop();\"\"\n<\/code><\/pre>\n
      2. \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 \u0644\u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/h3>\n
      \u0639\u0644\u0649 \u0627\u0644\u0631\u063a\u0645 \u0645\u0646 \u0623\u0646 \u0627\u0644\u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0645\u062a\u0633\u0642\u0629 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0623\u0641\u0636\u0644 \u0645\u0646 \u0627\u0644\u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0625\u0644\u0627 \u0623\u0646\u0647\u0627 \u0644\u0627 \u062a\u0632\u0627\u0644 \u062a\u062d\u0645\u0644 \u062e\u0637\u0631 \u062a\u062c\u0645\u064a\u062f \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a. \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u0623\u0645\u0627\u0646\u064b\u0627 \u0644\u0646\u0633\u062e \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u064b\u0627 \u0647\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062f\u0648\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0642\u0644 \u0639\u0646 \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a.<\/p>\n
      PostgreSQL (pg_basebackup):<\/strong><\/p>\n
      pg_basebackup -h localhost -U replication_user -D \/mnt\/backups\/pg_backup -Ft -z -P\n<\/code><\/pre>\n
      MySQL\/MariaDB (Percona XtraBackup \/ Mariabackup):<\/strong>
      \n\u062a\u0623\u062e\u0630 \u0647\u0630\u0647 \u0627\u0644\u0623\u062f\u0648\u0627\u062a \u0646\u0633\u062e\u064b\u0627 \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u0629 \u062d\u064a\u0629 \u0648\u063a\u064a\u0631 \u062d\u0627\u0635\u0631\u0629 \u0639\u0646 \u0637\u0631\u064a\u0642 \u0646\u0633\u062e \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u062a\u0628\u0639 \u0627\u0644\u062a\u063a\u064a\u064a\u0631\u0627\u062a \u0641\u064a \u0633\u062c\u0644 \u0627\u0644\u0625\u0639\u0627\u062f\u0629 \u0641\u064a \u0646\u0641\u0633 \u0627\u0644\u0648\u0642\u062a.<\/p>\n
      mariabackup --backup --target-dir=\/mnt\/backups\/mysql_backup --user=root --password=SecurePass\n<\/code><\/pre>\n
      SQL Server (T-SQL):<\/strong><\/p>\n
      BACKUP DATABASE [ProductionDB] \nTO DISK = N'Z:BackupsProductionDB.bak' \nWITH NOFORMAT, NOINIT, NAME = N'ProductionDB-Full Backup', \nSKIP, NOREWIND, NOUNLOAD, COMPRESSION, STATS = 10;\nGO\n<\/code><\/pre>\n
      3. \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0625\u0644\u0649 \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 (PITR) \u0639\u0628\u0631 \u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0633\u062c\u0644\u0627\u062a<\/h3>\n
      \u0627\u0644\u0644\u0642\u0637\u0629 \u0627\u0644\u064a\u0648\u0645\u064a\u0629 \u0623\u0648 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0643\u0627\u0645\u0644 \u064a\u062d\u0645\u064a\u0643 \u0641\u0642\u0637 \u062d\u062a\u0649 \u0627\u0644\u0644\u062d\u0638\u0629 \u0627\u0644\u062a\u064a \u062a\u0645 \u0641\u064a\u0647\u0627 \u0623\u062e\u0630\u0647\u0627. \u0625\u0630\u0627 \u062a\u0639\u0637\u0644\u062a \u0642\u0627\u0639\u062f\u0629 \u0628\u064a\u0627\u0646\u0627\u062a\u0643 \u0641\u064a \u0627\u0644\u0633\u0627\u0639\u0629 4:00 \u0645\u0633\u0627\u0621\u064b \u0648\u0643\u0627\u0646\u062a \u0622\u062e\u0631 \u0644\u0642\u0637\u0629 \u0644\u0643 \u0641\u064a \u0627\u0644\u0633\u0627\u0639\u0629 2:00 \u0635\u0628\u0627\u062d\u064b\u0627\u060c \u0641\u0633\u062a\u0641\u0642\u062f 14 \u0633\u0627\u0639\u0629 \u0645\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a.<\/p>\n
      \u0644\u062a\u062d\u0642\u064a\u0642 \u0645\u0631\u0648\u0646\u0629 \u0645\u0624\u0633\u0633\u064a\u0629 \u062d\u0642\u064a\u0642\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u0627\u0644\u062c\u0645\u0639 \u0628\u064a\u0646 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0645\u062a\u0633\u0642 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0648\u0623\u0631\u0634\u0641\u0629 \u0627\u0644\u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629 (\u0646\u0633\u062e \u0633\u062c\u0644\u0627\u062a WAL \u0623\u0648 Redo Logs \u0623\u0648 \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u064b\u0627 \u0643\u0644 \u0628\u0636\u0639 \u062f\u0642\u0627\u0626\u0642). \u0647\u0630\u0627 \u064a\u0633\u0645\u062d \u0644\u0645\u062f\u064a\u0631\u064a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u062f\u0642\u064a\u0642\u0629 \u0645\u062d\u062f\u062f\u0629 \u0623\u0648 \u062d\u062a\u0649 \u0645\u0639\u0631\u0641 \u0645\u0639\u0627\u0645\u0644\u0629 \u0645\u062d\u062f\u062f \u0642\u0628\u0644 \u0648\u0642\u0648\u0639 \u0627\u0644\u0643\u0627\u0631\u062b\u0629.<\/p>\n
      \u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\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\u0639 CloudSave<\/h2>\n
      \u062a\u0639\u062f \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0646\u0635\u0648\u0635 \u0627\u0644\u0628\u0631\u0645\u062c\u064a\u0629 \u0627\u0644\u0645\u062e\u0635\u0635\u0629 \u0642\u0628\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u062f\u060c \u0648\u0645\u0647\u0627\u0645 cron \u0644\u0644\u0646\u0633\u062e \u0627\u0644\u0623\u0635\u0644\u064a\u0629\u060c \u0648\u0646\u0642\u0644 \u0627\u0644\u0633\u062c\u0644\u0627\u062a \u0639\u0628\u0631 \u0639\u0634\u0631\u0627\u062a \u062e\u0648\u0627\u062f\u0645 \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0643\u0627\u0628\u0648\u0633\u064b\u0627 \u062a\u0634\u063a\u064a\u0644\u064a\u064b\u0627 \u0644\u0641\u0631\u0642 DevOps. \u0648\u0647\u0646\u0627 \u064a\u0623\u062a\u064a \u062f\u0648\u0631 \u0645\u0646\u0635\u0629 \u0628\u0645\u0633\u062a\u0648\u0649 \u0645\u0624\u0633\u0633\u064a \u0645\u062b\u0644 CloudSave.<\/p>\n
      \u062a\u0639\u0645\u0644 CloudSave \u0639\u0644\u0649 \u0633\u062f \u0627\u0644\u0641\u062c\u0648\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062d\u0627\u0643\u0627\u0629 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0648\u0628\u0646\u064a\u0629 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u0639\u0645\u064a\u0627\u0621\u060c \u062a\u0633\u062a\u062e\u062f\u0645 CloudSave \u0648\u0643\u0644\u0627\u0621 \u0645\u062f\u0631\u0643\u064a\u0646 \u0644\u0644\u062a\u0637\u0628\u064a\u0642 \u064a\u062a\u0643\u0627\u0645\u0644\u0648\u0646 \u0623\u0635\u0644\u0627\u064b \u0645\u0639 SQL Server \u0648PostgreSQL \u0648MySQL \u0648Oracle.<\/p>\n
      \u0639\u0646\u062f\u0645\u0627 \u062a\u0628\u062f\u0623 CloudSave \u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u0646\u0633\u062e \u0627\u062d\u062a\u064a\u0627\u0637\u064a:
      \n1. \u062a\u062a\u0648\u0627\u0635\u0644 \u0645\u0628\u0627\u0634\u0631\u0629 \u0645\u0639 \u0645\u062d\u0631\u0643 \u0642\u0627\u0639\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0628\u0631 \u0648\u0627\u062c\u0647\u0627\u062a \u0628\u0631\u0645\u062c\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 (\u0645\u062b\u0644 VSS \u0644\u0646\u0638\u0627\u0645 Windows \u0623\u0648 \u0628\u062b WAL \u0627\u0644\u0623\u0635\u0644\u064a \u0644\u0646\u0638\u0627\u0645 Linux).
      \n2. \u062a\u0646\u0638\u0645 \u0639\u0645\u0644\u064a\u0629 \u062a\u0641\u0631\u064a\u063a \u0645\u062e\u0627\u0632\u0646 \u0627\u0644\u0630\u0627\u0643\u0631\u0629 \u0625\u0644\u0649 \u0627\u0644\u0642\u0631\u0635 \u062f\u0648\u0646 \u0627\u0644\u062a\u0633\u0628\u0628 \u0641\u064a \u062a\u062c\u0645\u064a\u062f \u0645\u0632\u0639\u062c \u0644\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a.
      \n3. \u062a\u0644\u062a\u0642\u0637 \u0645\u0644\u0641\u0627\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0623\u0645\u0627\u0646 \u0648\u062a\u062f\u064a\u0631 \u0627\u0642\u062a\u0637\u0627\u0639 \u0633\u062c\u0644 \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627.
      \n4. \u062a\u0646\u0633\u062e \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u062d\u062a\u064a\u0627\u0637\u064a\u064b\u0627 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0645\u0631\u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u0627\u0644\u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0625\u0644\u0649 \u0646\u0642\u0637\u0629 \u0632\u0645\u0646\u064a\u0629 (PITR) \u0628\u0628\u0636\u0639 \u0646\u0642\u0631\u0627\u062a.<\/p>\n
      \u0645\u0646 \u062e\u0644\u0627\u0644 \u062a\u0641\u0631\u064a\u063a \u062a\u0639\u0642\u064a\u062f \u0627\u0644\u0627\u062a\u0633\u0627\u0642 \u0645\u0639 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0625\u0644\u0649 CloudSave\u060c \u064a\u0645\u0643\u0646 \u0644\u0645\u062f\u064a\u0631\u064a \u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0645\u0633\u0624\u0648\u0644\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0636\u0645\u0627\u0646 \u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062f\u0648\u0646 \u0627\u0644\u062a\u0636\u062d\u064a\u0629 \u0628\u0623\u062f\u0627\u0621 \u0623\u0648 \u062a\u0648\u0627\u0641\u0631 \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647\u0645.<\/p>\n
      \u0627\u0644\u062e\u0644\u0627\u0635\u0629<\/h2>\n
      \u062a\u0639\u062f \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0629 \u0623\u062f\u0627\u0629 \u0645\u0630\u0647\u0644\u0629 \u0644\u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062a\u062d\u062a\u064a\u0629\u060c \u0644\u0643\u0646\u0647\u0627 \u063a\u064a\u0631 \u0645\u062a\u0648\u0627\u0641\u0642\u0629 \u062c\u0648\u0647\u0631\u064a\u064b\u0627 \u0645\u0639 \u0645\u062a\u0637\u0644\u0628\u0627\u062a ACID \u0644\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a\u064a\u0629. \u0625\u0646 \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0639\u0644\u0649 \u0644\u0642\u0637\u0627\u062a \u0627\u0644\u0645\u0631\u0627\u0642\u0628 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u064a \u0627\u0644\u0645\u062a\u0633\u0642\u0629 \u0645\u0639 \u0627\u0644\u0627\u0646\u0647\u064a\u0627\u0631 \u064a\u0639\u0631\u0636 \u0645\u0624\u0633\u0633\u062a\u0643 \u0644\u062a\u0645\u0632\u0642 \u0627\u0644\u0635\u0641\u062d\u0627\u062a\u060c \u0648\u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0645\u062a\u0645\u0627\u062b\u0644 \u0627\u0644\u0645\u0643\u0633\u0648\u0631\u0629\u060c \u0648\u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0643\u0627\u0631\u062b\u064a.<\/p>\n
      \u0644\u062d\u0645\u0627\u064a\u0629 \u0628\u064a\u0627\u0646\u0627\u062a\u0643 \u0627\u0644\u062d\u064a\u0648\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0643 \u062a\u0646\u0641\u064a\u0630 \u0627\u0644\u062a\u062c\u0645\u064a\u062f \u0627\u0644\u0645\u062f\u0631\u0643 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u0648\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0646\u0647\u062c\u064a\u0627\u062a \u0627\u0644\u0646\u0633\u062e \u0627\u0644\u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0627\u0644\u0623\u0635\u0644\u064a\u0629 \u0644\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0627\u0644\u062d\u0641\u0627\u0638 \u0639\u0644\u0649 \u0623\u0631\u0634\u064a\u0641\u0627\u062a \u0633\u062c\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u0629. \u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0639\u062a\u0645\u0627\u062f \u062d\u0644\u0648\u0644 \u0646\u0633\u062e \u0627\u062d\u062a\u064a\u0627\u0637\u064a \u0645\u0624\u0633\u0633\u064a\u0629 \u0645\u0635\u0645\u0645\u0629 \u0644\u0647\u0630\u0627 \u0627\u0644\u063a\u0631\u0636\u060c \u064a\u0645\u0643\u0646\u0643 \u0636\u0645\u0627\u0646 \u0628\u0642\u0627\u0621 \u0642\u0648\u0627\u0639\u062f \u0628\u064a\u0627\u0646\u0627\u062a\u0643 \u0645\u062a\u0627\u062d\u0629 \u0644\u0644\u063a\u0627\u064a\u0629\u060c \u0648\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0633\u062a\u0631\u062f\u0627\u062f \u0628\u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0648\u0622\u0645\u0646\u0629 \u062a\u0645\u0627\u0645\u064b\u0627.<\/p>\n","protected":false},"excerpt":{"rendered":"
      > Discover why standard VM snapshots cause data corruption in transactional databases like PostgreSQL and SQL Server. Learn DBA best practices for application-consistent backups, avoiding VM stun, and ensuring data integrity with CloudSave.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"Why VM Snapshots Are Unsafe for Transactional Databases","rank_math_description":"> Discover why standard VM snapshots cause data corruption in transactional databases like PostgreSQL and SQL Server. 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