When using the vCenter Server Appliance it’s possible that some volumes (most likely those involving logs) may start to get full, generating alarms. This blog provides steps to increase the disk space of a specific VMDK for the vCenter Server Appliance 6.7. With the introduction of Logical Volume Management (LVM) in vSphere 6.0 and continued support with vSphere 6.5 and 6.7, the vCenter Server disks can be dynamically increased.
Note: – Resizing the root partition (VMDK1 in the table below) is not supported.
Increase Logical Volume size in VCSA
Identify which volume you need to extend. You can check in the vCenter Server Appliance Management Interface (VAMI) running on TCP port 5480 to see which volume is impacted. In this case I am considering the log partition
To increase this volume size login to vSphere web client and extend Had disk 5 by editing the appliance settings
To increase the virtual disk, use the Appliance Management CLI or a BASH CLI to expand the partition(s), In this blog I am using BASH shell to perform this activity
Log in to the vCenter Server Appliance using SSH and root credentials.
Increase the log volume by executing below command
Please use below VMware KB article for more details
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