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使用可能なバッファスペースがないため、ONTAPで「監査エラー」が報告される

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Category:
ontap-9
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core
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環境

ONTAP 9.7P10以降

問題

ONTAPがAuditing error  Due to No buffer space available を報告する:

  • SNMPトラップが検出されました。
2024/11/20 22:00:34 .1.3.6.1.4.1.789.0.16 Normal "Status Events" 10.254.11.111 - .1.3.6.1.4.1.789.0.16 enterprises.789.0.16 A user-defined trap meant to provide notification, audit.log.event:Auditing error (Audit messages started to drop. Reason = No buffer space available) occurred at 2024-11-20 22:00:33. 1-80-000011
2024/11/20 22:00:34 .1.3.6.1.4.1.789.0.16 Normal "Status Events" 10.254.11.111 - .1.3.6.1.4.1.789.0.16 enterprises.789.0.16 A user-defined trap meant to provide notification, audit.log.event:Auditing error (Audit messages transmission resumed.) occurred at 2024-11-20 22:00:33. 1-80-000011
 
: 
  • .1.3.6.1.4.1.789.0.16 トラップが通知トラップであることを示します (netapp.mib では通知タイプとして定義されます)。
  • 10.254.11.111 は、発行されたノードの管理LIFのIPアドレスです。
  • EMSログで次のように報告されます。
[?]  Wed Nov 20 22:00:33 +0000 [node1: mgwd: audit.log.event:notice]: Auditing error (Audit messages started to drop. Reason = No buffer space available) occurred at 2024-11-20 22:00:33.
[?]  Wed Nov 20 22:00:33 +0000 [node1: mgwd: audit.log.event:notice]: Auditing error (Audit messages transmission resumed.) occurred at 2024-11-20 22:00:33.
  • AutoSupport(ASUP)-> AUDIT-MLOG-TXT.GZ ログ で同じ情報が報告される:
0000001d.180223b6 3e0a922b Wed Nov 20 2024 22:00:33 +00:00 [kern_audit:info:2108] 1 audit messages dropped from 2024-11-20 22:00:33 to 2024-11-20 22:00:33. Last failure reason = No buffer space available

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