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Missing LUNs, VMDK disks or RDM disks in SnapCenter due to unresolvable SVM name

Last Updated:

Applies to

  • SnapCenter 
  • SnapCenter plug-in for Windows (SCW)
  • SnapCenter plug-in for VMware vSphere (SCV)


  • LUNs, VMDK disks or RDM disks are not listed in the Hosts -> Disks page


  • Refresh Disks in the Hosts -> Disks doesn't discover LUNs, VMDK disks or RDM disks.
  • SnapDriveSALDebug.log on the SCW host shows warnings.


2019-02-26T19:12:53.4192832+08:00 Warning SAL PID=[17756] TID=[21544] No such host is known at System.Net.Dns.InternalGetHostByName(String hostName, Boolean includeIPv6)
at System.Net.Dns.GetHostByName(String hostName)
at SnapDrive.Nsf.Common.Infrastructure.NetworkResourceIdCache.ResolveWithDns(String hostName)

2019-02-26T19:12:53.4192832+08:00 Verbose SAL PID=[17756] TID=[21544] --NetworkResourceIdCache::ResolveWithDns
2019-02-26T19:12:53.4192832+08:00 Warning SAL PID=[17756] TID=[21544] Error resolving hostname: Failed to resolve SVM01 by HostByName, at: at SnapDrive.Nsf.Common.Infrastructure.NetworkResourceIdCache.ResolveWithDns(String hostName)
at SnapDrive.Nsf.Common.Infrastructure.NetworkResourceIdCache.Resolve(String hostName)


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