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ボリューム階層化の最小クーリング日数を変更したあと、アクセス頻度の低いブロックがS3に移動されるのはいつですか?

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環境

ONTAP 9.x

回答

  • 最小クーリング日数を変更しても、階層は1日から開始されません。
  • コマンド: "volume object-store tiering show" 階層スキャンをいつ開始するかを表示できます。
例:

::*> volume object-store tiering show -volume vol1 -instance
                             Vserver: SVM1
                              Volume: vol1
                           Node Name: vol1
                         Volume DSID: 1073744185
                      Aggregate Name: aggr2
                               State: waiting
                 Previous Run Status: completed
            Aborted Exception Status: -
          Time Scanner Last Finished: Tue Jun 21 17:33:56 2022
            Scanner Percent Complete: -
                 Scanner Current VBN: -
                    Scanner Max VBNs: -
 Time Waiting Scan will be scheduled: Wed Jun 22 17:33:55 2022 <<★
                      Tiering Policy: auto
Estimated Space Needed for Promotion: -
                   Time Scan Started: -
              Cloud Retrieval Policy: default
            Elapsed Time Scanner Ran: 16181s
    Time of Last Space Related Error: -
         Scheduling class of scanner: -

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