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HCL BigFix Enpoint Management ソフトウェアが .snapshot ディレクトリをスキャンし、遅延を引き起こしています

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Category:
ontap-9
Specialty:
perf
Last Updated:

環境

  • ONTAP 9
  • HCL BigFix

問題

  • クラスタでレイテンシが高くなっています
  • FlexVol では、 .snapshot ディレクトリへのアクセスが有効になっています

nfs.name==".snapshot" :フィルタを使用したこのパケットトレースでは、 Wireshark およびからのヒット数が非常に少ない(簡潔にするために切り捨てられた)ことが示されています tshark

wireshark-hcl-bigfix.PNG

username@windows-PC-wsl:/mnt/c/Users/username/Desktop$ tshark -Y "nfs.name==".snapshot"" -r "a2a-2432_20210609_040708(1).trc1" | head
  109   0.000627 10.11.1.4 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
  158   0.002363 10.1.5.47 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
  202   0.015898 10.1.44.2 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
  703   0.019168 10.8.1.22 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
  725   0.019270 10.44.1.5 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
  768   0.019566 10.1.5.32 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0x9a03f34a/.snapshot
 1198   0.044541 10.1.5.33 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
 1484   0.047528 10.1.5.34 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0x9a03f34a/.snapshot
 1919   0.316793 10.1.5.35 → 10.1.1.1  NFS 230 [TCP ACKed unseen segment] [TCP Previous segment not captured] V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot
 2078   0.318461 10.1.5.36 → 10.1.1.1  NFS 230 V3 LOOKUP Call, DH: 0xfc38f0fa/.snapshot

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