Memory: Dynamic Memory Usage

This statistic gives a high-level view of memory (DRAM) consumers, updated every second.

When to Check Dynamic Memory Usage

This can be used to check that the filesystem cache has grown to consume available memory.

Dynamic Memory Usage Breakdowns

Available breakdowns:

Table 6-20 A Breakdown of Dynamic Memory Usage

Breakdown	Description
application name	See the following table.

Application names:

Table 6-21 Application Names

Application Name	Description
cache	The ZFS filesystem cache (ARC). This will grow to consume as much of available memory as possible, as it caches frequently accessed data.
kernel	The operating system kernel.
mgmt	Oracle ZFS Storage Appliance management software.
unused	Unused space.