Falha nos backups de cluster SQL do Avamar com lacuna de log e arquivo Sqlmeta.xml

Summary: Falha nos backups do cluster SQL do Avamar com lacuna de log e arquivo sqlmeta.xml

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Symptoms

Os backups incrementais do SQL para um cluster SQL ou SQL AG apresentam falha com os seguintes erros:

Line 542: 2019/12/05-16:49:56.85100 [avsql_assist]  avspawn::run_and_wait back from wait error_num:536870919 wait_error:0
	Line 547: 2019-12-05 17:49:56 avsql Warning <7427>: Error loading SQL metadata
	Line 555: avtar Error <5195>: Path ".system_info\sqlmeta" not found in backup. (Element 'sqlmeta' at position 1 in search path '.system_info\sqlmeta' not found)
	Line 634: 2019-12-05 17:49:57 avsql Error <40418>: Skipping database 'sql-listener\VIEWSQL/viewupdmgr' due to the following reason: A log gap was identified or a full backup was not found.
	Line 755: 2019/12/05-16:50:04.42799 [avsql_assist]  avspawn::run_and_wait back from wait error_num:536870919 wait_error:0
	Line 755: 2019/12/05-16:50:04.42799 [avsql_assist]  avspawn::run_and_wait back from wait error_num:536870919 wait_error:0
	Line 762: 2019-12-05 17:50:04 avsql Warning <7427>: Error loading SQL metadata
	Line 770: avtar Error <5195>: Path ".system_info\sqlmeta" not found in backup. (Element 'sqlmeta' at position 1 in search path '.system_info\sqlmeta' not found)
	Line 849: 2019-12-05 17:50:05 avsql Error <40418>: Skipping database 'sql-listener\VIEWSQL/viewevent' due to the following reason: A log gap was identified or a full backup was not found.

 

Cause

O problema de lacuna de log é causado devido à falha na leitura do arquivo sqlmeta.xml dos backups SQL anteriores, e os backups falham com sqlmeta.xml não encontrados.

 

Resolution

Confira as etapas abaixo:

  1. Crie "c:\temp", se ele não existir, execute como admin enquanto cd na pasta BIN do Avamar no nó SQL primário:

    avtar --list --debug --server=<Avamar_server> --id=MCUser --ap=MCUser_password --path=<path_to_client> --labelnum="91631" --noinfo --noconfig --logfile=c:\temp\backup_list.log
    Nota: --labelnum="91631" é o número do rótulo de backup.
  2. Verifique se o arquivo sqlmeta.xml está presente na saída do comando acima.

    Se o arquivo estiver presente, tente restaurar o .system_info do backup usando o comando abaixo:

    avtar -x --debug --server=<Avamar_server> --id=MCUser --ap=MCUser_password --path=<path_to_client> --labelnum="91631" --noinfo --noconfig ".system_info" --target=c:\temp\ --logfile=c:\temp\system_info.log --internal
  3. Se o arquivo sqlmeta.xml não existir no rótulo de backup (acima), tente o seguinte:

    • Verifique se há algum arquivo sqlmeta.xml no diretório var compartilhado/cluster. Se o arquivo existir, exclua ou mova o arquivo para outro local.
    • Depois de excluir/mover o arquivo, realize backups completos e, em seguida, backups incrementais.
    • A execução do backup completo seguido pelo backup incremental garante a criação de um novo arquivo sqlmeta.xml.

 

Additional Information

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Affected Products

Avamar

Products

Avamar
Article Properties
Article Number: 000057398
Article Type: Solution
Last Modified: 22 مايو 2026
Version:  6
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