The storage troubleshooting topics provide solutions to potential problems that you might encounter when using vSphere in different storage environments that include SAN, vSAN , or Virtual Volumes.
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Resolving SAN Storage Display Problems vSphere Web Client to display Fibre Channel SAN or iSCSI storage devices, you might not be able to see all devices available to your host. A number of troubleshooting tasks exist that you can perform to resolve storage display problems. Resolving SAN Performance Problems ESXi SAN environment. Among these factors are excessive SCSI reservations, path thrashing, and inadequate LUN queue depth. Virtual Machines with RDMs Need to Ignore SCSI INQUIRY Cache ESXi . Software iSCSI Adapter Is Enabled When Not Needed Failure to Mount NFS Datastores Troubleshooting Storage Adapters esxcli storage san commands to identify the problems. Checking Metadata Consistency with VOMA No Failover for Storage Path When TUR Command Is Unsuccessful Troubleshooting Flash Devices vSAN , host swap cache, and Flash Read Cache. Troubleshooting Virtual Volumes Troubleshooting VAIO Filters ESXi hosts and can offer additional data services to virtual machines by processing I/O requests that move between the guest operating system of a virtual machine and virtual disks.
