Posted in: Networking, VMware

Fix NSX-T/Edge from filesystem READ ONLY(RO) state

An issue at our NSX vSAN storage resulted in a corrupted state. Here are some steps you can take to attempt to revive the NSX-T Manager appliance back to life. BTW these steps also work for Edge Nodes. The issue starts with the appliance having file system in read only mode. After reboot you will […]

Posted in: VMware

Cluster Tasks fails with “namespace” error

You may experience issues where cluster task specially like putting the host in maintenance mode, deleting a cluster etc will fail with below error: 2020-12-21T12:43:56.848-08:00 info vpxd[10034] [Originator@6876 sub=MoHost opID=opId-18b14-105289-d9] WCP exitMaintenanceMode vAPI returns error: Error: –> com.vmware.vapi.std.errors.unauthenticated –> Messages: –> vapi.security.authentication.invalid<Unable to authenticate user> –> 2020-12-21T12:43:56.851-08:00 error vpxd[10034] [Originator@6876 sub=MoHost opID=opId-18b14-105289-d9] [Delete] Failed to […]

Posted in: VMware

PSOD on ESXi version 7.0 Update 2 with a race condition by “portset lock acquire request”

Please check “vmkernel.log” for following entries to confirm if you are affected by the the race condition bug The PSOD issue has been resolved by VMware in their future release of ESXi host versions above 7.0 Update 3*. *Please Note: Check KB 86398 for more detailsQ. What are the tentative timelines for the next vSphere 7.x […]

Posted in: VMware

VCSA “wcp” service keeps crashing

“wcp” service crashes due to which the ESXi host can not be put out of maintenance mode (other symptoms can also occurs however I have never come across those) The VCSA “wcp” service keeps crashing while starting due to an invalid entry in the wcp config file Error executing start on service wcp. Details { […]

Posted in: Linux, Networking, VMware

Important ESXi Networking Commands

To get the available virtual switches information on ESXi host :- # esxcfg-vswitch -l [root] esxcfg-vswitch -lSwitch Name Num Ports Used Ports Configured Ports MTU UplinksvSwitch0 6656 4 128 9000 vmnic3 PortGroup Name VLAN ID Used Ports UplinksVM Network 0 0 vmnic3Management Network 4095 1 vmnic3 DVS Name Num Ports Used Ports Configured Ports MTU […]

Back to Top