6.7

Table Of Contents
Obtain Information for VMFS Pointer Block Cache
You can get information about VMFS pointer block cache use. This information helps you understand how
much space the pointer block cache consumes. You can also determine whether you must adjust the
minimum and maximum sizes of the pointer block cache.
Prerequisites
Install vCLI or deploy the vSphere Management Assistant (vMA) virtual machine. See Getting Started with
vSphere Command-Line Interfaces. For troubleshooting, run esxcli commands in the ESXi Shell.
Procedure
u
To obtain or reset the pointer block cache statistics, use the following command:
esxcli storage vmfs pbcache
Option Description
get
Get VMFS pointer block cache statistics.
reset
Reset the VMFS pointer block cache statistics.
Example: Getting Statistics for Pointer Block Cache
#esxcli storage vmfs pbcache get
Cache Capacity Miss Ratio: 0 %
Cache Size: 0 MiB
Cache Size Max: 132 MiB
Cache Usage: 0 %
Cache Working Set: 0 TiB
Cache Working Set Max: 32 TiB
Vmfs Heap Overhead: 0 KiB
Vmfs Heap Size: 23 MiB
Vmfs Heap Size Max: 256 MiB
Change the Size of the Pointer Block Cache
You can adjust the minimum and maximum sizes of the pointer block cache.
Caution Changing advanced options is considered unsupported. Typically, the default settings produce
the optimum result. Change the advanced options only when you get specific instructions from VMware
technical support or a knowledge base article.
Procedure
1 Browse to the host.
2 Click the Configure tab.
3 Under System, click Advanced System Settings.
vSphere Storage
VMware, Inc. 200