Help Center/ GaussDB/ Developer Guide(Distributed_V2.0-2.x)/ Schemas/ DBE_PERF Schema/ Session and Thread/ SESSION_MEMORY_DETAIL

Updated on 2025-07-15 GMT+08:00

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SESSION_MEMORY_DETAIL

Collects statistics on the memory usage of threads on the current node, in the unit specified by MemoryContext, as described in Table 1.

**Table 1** SESSION_MEMORY_DETAIL columns
Name	Type	Description
sessid	text	Thread start time and ID
sesstype	text	Thread name
contextname	text	Name of the memory context
level	smallint	Level of memory context importance
parent	text	Name of the parent memory context
totalsize	bigint	Size of the applied memory (unit: byte)
freesize	bigint	Size of the idle memory (unit: byte)
usedsize	bigint	Size of the used memory (unit: byte)

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