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Access to CIFS share has become difficult due to extremely slow response

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Category:
ontap-9
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nas
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Applies to

  • ONTAP 9
  • Antivirus
  • Connection status of vscan servers are disconnected
  • ONTAP Antivirus Connector 1.0.4
  • Trend Micro ServerProtect for Storage 6.0

Issue

  • Significant delays occurs on CIFS aceess.
  • All vscan servers are disconnected but connections are randomly recovered only for a short time.
  • scan-internal-error are recorded in VSCAN-EVENTS.XML
  • Nblade.vscanNoScannerConn is recorded in EMS-LOG-FILE.GZ
  • Disabling vscan resolves the issue.

 

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