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Oracle® ZFS Storage Appliance Analytics Guide, Release OS8.7.x

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Updated: August 2017
 
 

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 70  A Breakdown of Dynamic Memory Usage
Breakdown
Description
application name
See table below.

Application names:

Table 71  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
The appliance management software.
unused
Unused space.