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wafl.cp.toolongまたは高ディスク利用率(アーカイブノード、バックアップノード、ディザスタリカバリノード)

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Votes:
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Category:
ontap-9
Specialty:
perf<a>wafl.cp.toolong</a><a>整合ポイント</a><a>CP</a><a>1101269</a>
Last Updated:

環境

  • ONTAP 9
  • ディザスタリカバリ(DR)、アーカイブ、またはバックアップのデスティネーションとしてのみ機能するノード

問題

  • "event log show" コマンド出力に表示されるイベント:
    • ONTAP 9以降の例:
      • Mon Dec 23 00:20:36 EST [FilerA: wafl_exempt08: wafl.cp.toolong:error]: Aggregate fas_01_DATA_AGGR experienced a long CP...
    • ONTAP 8の例:
      • Mon Feb 22 16:14:08 CLT [FilerA: wafl_CP_proc: wafl.cp.toolong.warning:warning]: params: ...
      • Mon Feb 22 16:14:08 CLT [FilerA: wafl_CP_proc: wafl.cp.slovol.warning:warning]: params: ...
  • 影響を受けたアグリゲートのレイテンシが通常検出される
    • statit :高いディスク利用率とレイテンシを示しています。
    • disk ut% xfers ureads--chain-usecs writes--chain-usecs cpreads-chain-usecs greads--chain-usecs gwrites-chain-usecs /data_aggr1/plex0/rg0: 0a.11.1 10 23.42 0.00 .... . 11.21 61.56 133 12.21 57.15 50 0.00 .... . 0.00 .... . 0a.10.1 11 23.80 0.00 .... . 11.66 59.25 147 12.14 57.37 55 0.00 .... . 0.00 .... . 1a.12.1 100 158.69 120.29 5.43 2299 10.26 34.39 553 28.15 9.93 839 0.00 .... . 0.00 .... . 0a.11.2 100 156.09 118.85 5.39 2253 9.96 34.97 553 27.28 10.05 794 0.00 .... . 0.00 .... . 0a.10.2 100 158.41 121.44 5.35 2337 9.95 35.11 542 27.01 9.93 835 0.00 .... . 0.00 .... . 0a.12.2 100 153.05 115.90 5.59 2158 9.88 35.00 524 27.27 9.97 803 0.00 .... . 0.00 .... . 0a.11.3 100 162.10 124.59 5.45 2262 10.05 35.10 528 27.45 10.10 809 0.00 .... . 0.00 .... . 0a.10.3 100 158.72 121.88 5.39 2298 9.82 34.82 573 27.02 10.05 838 0.00 .... . 0.00 .... . 1a.12.3 100 157.60 120.63 5.49 2274 9.85 34.90 571 27.11 9.82 875 0.00 .... . 0.00 .... . 0a.11.4 100 157.67 120.74 5.39 2328 9.96 35.29 568 26.97 10.10 857 0.00 .... . 0.00 .... . 0a.10.4 100 156.72 119.29 5.64 2180 9.96 34.65 556 27.47 9.79 825 0.00 .... . 0.00 .... .

 

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