So – if you’ve ever had to expand a disk on a vCenter, you know that mapping the mount to vmdk is annoying sometimes. Here you go.. A Handy little list for you:

7.0 Vcenter
DiskDefault SizeMount PointPurpose
(VMDK)(Tiny/Default Size)
VMDK148GB/ (46GB)Directory where the kernel images and boot loader configurations are stored.
/boot (132MB)
SWAP (1GB)
VMDK21.8GB/tmpDirectory used to store temporary files generated or used by services from vCenter Server
VMDK325GBSWAPDirectory used when the system is out of memory to swap to disk
VMDK425GB/storage/coreDirectory where core dumps from VPXD process from the vCenter Server are stored
VMDK510GB/storage/logDirectory where vCenter Server and Platform Services Controller store all logs for the environment
VMDK610GB/storage/dbVMware Postgres database storage location
VMDK75GB/storage/dblogVMware Postgres database logging location
VMDK810GB/storage/seatStats, Events, Alarms and Tasks (SEAT) directory for VMware Postgres
VMDK91GB/storage/netdumpVMware Netdump collector repository that stores ESXi dumps
VMDK1010GB/storage/autodeployVMware Auto Deploy repository that stores the thinpackages used for stateless booting of ESXi hosts
VMDK1110GB/storage/imagebuilderVMware Image Builder repository that stores the vSphere image profiles, software depots and VIB packages, such as driver VIBs and update VIBs.
VMDK12100GB/storage/updatemgrVMware Update Manager repository where patches and updates are stored for Virtual Machine and ESXi hosts
VMDK1350GB/storage/archiveVMware Postgres database’s Write-Ahead Logging (WAL) location
VMDK1410GB/storage/vtsdbVMware vTSDB Service Repository that stores the stats
VMDK155GB/storage/vtsdblogVMware vTSDB Service Repository that stores the logs of the service
VMDK16100GB/storage/lifecycleWorkload Control Plane service stage directory or software depot, this stores the binaries for install and update/upgrade.
6.0 Vcenter
VMDK112 GB/ & /bootBoot
VMDK21.3 GB/tmp/mountTemp mount
VMDK325 GBSWAPSwap space
VMDK425 GB/storage/coreCore dumps
VMDK510 GB/storage/logSystem logs
VMDK610 GB/storage/dbPostgres DB location
VMDK75 GB/storage/dblogPostgres DB logs
VMDK810 GB/storage/seatStats, events, and tasks for Postgres
VMDK91 GB/storage/netdumpNetdump collector
VMDK1010 GB/storage/autodeployAuto Deploy repository
VMDK115 GBstorage/invsvcInventory service bootstrap and tomcat config

Helpful commands:
If you’ve increased the size of one of your disks you can use this command in 7.0 to automatically expand the disk after : /usr/lib/applmgmt/support/scripts/autogrow.sh

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