メインコンテンツまでスキップ

Vscanのレイテンシが原因でレイテンシとタイムアウトが増加

Views:
11
Visibility:
Public
Votes:
0
Category:
ontap-9
Specialty:
nas
Last Updated:

環境

  • ONTAP 9
  • Vscan

問題

  • ファイルへのアクセスが非常に遅い
  • ファイルのコピー時にレイテンシが増加
  • EMSログに Nblade_CifsOperationTimedOut エラーが表示されます。 
kernel: Nblade_CifsOperationTimedOut_1:error]: params: {'remoteBladeID': '<id> (<node_name>)', 'cmdRestartCnt': '0', 'vserverId': '7', 'commandName': 'SMB2_COM_CREATE', 'isQosEnabled': 'QoS_disabled', 'lastSpinNpError': 'SPINNP_ERR_OFFBOX_VSCAN_REQD', 'localIpAddress': '10.xx.xx.xx', 'lastCsmError': 'CSM_OK', 'clientIpAddress': '10.xx.xx.xx', 'vserverName': '<svm_name>', 'suspensionCnt': '<count>', 'dsId': '<id>'}
 
Tue May 21 10:36:18 +0900 [node-01: kernel: ems.engine.suppressed:debug]: Event 'Nblade.CifsOperationTimedOut' suppressed 60 times in last 273 seconds.

  Cluster: cluster1 (4cfa91c5-761a-xxxxx-xxxxx-xxxxxxx)
   Node: node1 (4cfa91c5-761a-xxxxx-xxxxx-xxxxxxx)
   Time Range: 2024-07-21 18:00:00.999+00:00 - 2024-07-22 00:00:00.001+00:00
time interval              offbox_vscan_server          offbox_vscan_server offbox_vscan_server
                    instance                   scan_latency  scan_latency_base
                                         (us)
------------------------------------  -----------------------------------  -------------------  -------------------
2024-07-21 18:31:18 - 18:36:18+00:00  svm1:10.x.x.1:node1               129298.60          5
2024-07-21 18:36:18 - 18:41:18+00:00  svm1:10.x.x.1:node1               121461.00           3
2024-07-21 18:41:18 - 18:46:18+00:00  svm1:10.x.x.1:node1               152285.50
2024-07-21 18:56:18 - 19:01:18+00:00  svm1:10.x.x.1:node1               243688.50
2024-07-21 19:01:18 - 19:06:18+00:00  svm1:10.x.x.1:node1               314138.00
2024-07-21 19:11:18 - 19:16:18+00:00  svm1:10.x.x.1:node1               141676.00
2024-07-21 19:16:18 - 19:21:18+00:00  svm1:10.x.x.1:node1               143551.20           5
2024-07-21 19:21:18 - 19:26:18+00:00  svm1:10.x.x.1:node1               138153.50
2024-07-21 19:26:18 - 19:31:18+00:00  svm1:10.x.x.1:node1               366887.00           3
2024-07-21 19:31:18 - 19:36:18+00:00  svm1:10.x.x.1:node1              1776264.29          7
2024-07-21 19:36:18 - 19:41:18+00:00  svm1:10.x.x.1:node1               390445.80           5
2024-07-21 19:41:18 - 19:46:18+00:00  svm1:10.x.x.1:node1              2185337.75          4
2024-07-21 19:46:18 - 19:51:18+00:00  svm1:10.x.x.1:node1               342919.09           11
2024-07-21 19:51:18 - 19:56:18+00:00  svm1:10.x.x.1:node1               566124.60           10

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.