PowerProtect Data Manager SQL Server 備份在數次重新開機後失敗

Summary: 即使重新開機數次，SQL Server 備份仍失敗。

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Symptoms

錯誤的主機名稱會反映在受影響主機的 PowerProtect Data Manager 記錄中，而 SQL 端的主機名稱卻不同。

已檢查所報告主機的 SQL 組態，而且看起來都正常。

執行保護原則備份，但失敗，並顯示下列錯誤訊息： 
ABA0002 - Unknown host “XXXXX”
PowerProtect Data Manager 記錄中的錯誤訊息： 
2023-07-22T07:22:33.950Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]163851  ddbmsqlsv PowerProtect Data Manager info Set the client for federated worker process
2023-07-22T07:22:35.382Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]28848  ddbmsqlsv PowerProtect Data Manager error Unknown host “XXXXXX”
2023-07-22T07:22:35.382Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]43709  ddbmsqlsv PowerProtect Data Manager notice Stop time: Sat Jul 22 10:22:35 2023
個別 SQL 備份工作的 PowerProtect Data Manager UI 出現錯誤訊息： 
ABA0002: XXXXXX: Unable to backup MICROSOFT_SQL_DATABASE asset XXXXXXXXXX  on host "XXXXXXX" to storage target SQL because of an agent issue.
The protection policy backup was unsuccessful because of an agent issue.
Review the error message for a resolution. If there is no resolution, and the issue persists, contact Dell Customer Support.
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The protection policy backup was unsuccessful because the Agent failed with the following error: 023-07-22T07:22:33.637Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]43708 ddbmsqlsv PowerProtect Data Manager notice Start time: Sat Jul 22 10:22:33 2023 2023-07-22T07:22:33.637Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]153897 ddbmsqlsv PowerProtect Data Manager notice Computer name: XXXXXX User name: XXXXXX   2023-07-22T07:22:33.793Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]163849 ddbmsqlsv PowerProtect Data Manager info Setting federated worker process=true 2023-07-22T07:22:33.793Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]163850 ddbmsqlsv PowerProtect Data Manager info Setting Index name for federated worker process 2023-07-22T07:22:33.950Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]163851 ddbmsqlsv PowerProtect Data Manager info Set the client for federated worker process 2023-07-22T07:22:35.382Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]28848 ddbmsqlsv PowerProtect Data Manager error Unknown host XXXXXXX  2023-07-22T07:22:35.382Z [TRACE_ID:b751d18e694a3827;EXEC_ID:a0e61b27c6dc433d]43709 ddbmsqlsv PowerProtect Data Manager notice 

Cause

在記錄檔找到的主機名稱與實際主機名稱不同。

此問題是由用戶端行為所造成，因為無法解決此主機的 nslookup。

針對記錄在記錄檔中的問題主機名稱執行 nslookup，但無法解析。此問題是由用戶端行為和基礎結構造成的。

Resolution

PowerProtect Data Manager 系統管理員必須聯絡 Windows 或網路系統管理員，以修正問題主機的名稱解析、通訊問題。修正主機名稱問題且主機名稱可透過執行 nslookup 解析後，請執行主機的保護原則，並在主機上啟動手動備份。

Affected Products

PowerProtect Data Protection Software, PowerProtect Data Protection Hardware
Article Properties
Article Number: 000218344
Article Type: Solution
Last Modified: 30 Apr 2025
Version:  3
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