NetWorker:通知資料庫和邏輯記錄備份/還原已中止
Summary: 通知資料庫和邏輯記錄備份會在某些資料庫中經常中止。「發生系統錯誤。」「中止 XBSA 工作階段。」「用戶端已中止」。資料庫還原期間也會發生相同的錯誤。
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Symptoms
我們並未在精靈記錄中看到任何特定的錯誤。
libnsixmx-xxxxx.log 中的錯誤訊息:
XBSA-1.0.1 #.#.#.#.Build.### 16384588 DAY MONTH ## HH:mm:SS YYYY _nwbsa_is_retryable_error: received a retryable network error (Severity 0 Number -13): busy
在 onbar (bar_act.log) 記錄中備份時發生錯誤訊息:
YYYY-MM-DD HH:mm:SS 20120112 7930210 XBSA Error: (BSACreateObject) A system error occurred. Aborting XBSA session. YYYY-MM-DD HH:mm:SS 10814124 7930210 XBSA Error: (BSACreateObject) A system error occurred. Aborting XBSA session. YYYY-MM-DD HH:mm:SS 16843426 7930210 XBSA Error: (BSACreateObject) A system error occurred. Aborting XBSA session. YYYY-MM-DD HH:mm:SS 28508590 7930210 XBSA Error: (BSACreateObject) A system error occurred. Aborting XBSA session.
還原期間的錯誤訊息。
YYYY-MM-DD HH:mm:SS 11207038 18088436 XBSA Error: (BSAGetData) A system error occurred. Aborting XBSA session. YYYY-MM-DD HH:mm:SS 11207038 18088436 (-43391) Skipped backup/restore of space '<dbspace-name>'. YYYY-MM-DD HH:mm:SS 18088436 28442904 (-43246) The ON-Bar process 11207038 exited with a problem (exit code 3 (0x3),signal 0). YYYY-MM-DD HH:mm:SS 23396846 18088436 XBSA Error: (BSAGetData) A system error occurred. Aborting XBSA session. YYYY-MM-DD HH:mm:SS 23396846 18088436 (-43391) Skipped backup/restore of space '<dbspace-name>'.
Informix online.log 中的錯誤訊息:
MM/DD/YY HH:mm:SS Archive on <dbspace-name> Completed. MM/DD/YY HH:mm:SS Level 0 Archive started on <dbspace-name> MM/DD/YY HH:mm:SS Archive on <dbspace-name> ABORTED. MM/DD/YY HH:mm:SS Aborted by client. MM/DD/YY HH:mm:SS Archive on <dbspace-name> ABORTED. MM/DD/YY HH:mm:SS Aborted by client.
Cause
客戶已在 onconfig 檔案中將 BAR_MAX_BACKUP 值設定為 0 ,這表示無限制的備份串流。特定的 Informix 資料庫有 47 個資料庫空間,因此當備份 (資料庫或邏輯記錄備份) 或還原啟動時,資料庫伺服器會建立許多內部列程式。還原期間也會發生相同情況。這會導致停滯的情況,有些線程會根據為 BAR_RETRY 設定的重試值重試之後失敗。
Resolution
在 onconfig 檔案中 將BAR_MAX_BACKUP 值設定為 10 (位置:/infx/inst/<DB-Name>/informixdir/etc/onconfig.xxx) 解決了此問題。我們可以使用較低值,例如 4 或 6 (視情況而定)。
Affected Products
NetWorker Module for Databases and ApplicationsArticle Properties
Article Number: 000218332
Article Type: Solution
Last Modified: 18 Jan 2024
Version: 2
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