Requirements
Enable SSH
- Enable SSH service from web UI
SSH into host
- SSH into ESXi Host
Check for Network configuration
Check for VMKernel connection
vmkping -I vmk1 192.168.1.1
# where
# - vmk1 is vmkernel which is used for storage network
# - 192.168.1.1 is destination server, usually iSCSI server
vmkping -I vmk1 192.168.1.1 -d -s 8972
# Test jumbo frame
Verify MTU size for ESXi
esxcfg-nics -l
# List down available NICs and their configuration
esxcfg-vmknic -l
# List down configured VMKernel adapter and their configuration
Check Storage Health
Check Readable VMFS
esxcli storage vmfs extent list
List down available disks
ls -ltrh /vmfs/devices/disks
Check for issue
voma -m vmfs -f check -d /vmfs/devices/disks/naa.60030480253909f12d5ff9c9fab9c1f6
Fixing Issue
Unable to fix VMFS6
voma -m vmfs -f fix -d /vmfs/devices/disks/naa.60030480253909f12d5ff9c9fab9c1f6