Help Center/ GaussDB/ Developer Guide(Distributed_8.x)/ Schemas/ DBE_PERF Schema/ Lock/ Memory/ GLOBAL_SHARED_MEMORY_DETAIL

Updated on 2024-08-20 GMT+08:00

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GLOBAL_SHARED_MEMORY_DETAIL

Displays the usage information about shared memory contexts on all normal nodes in the entire cluster, as described in Table 1.

**Table 1** GLOBAL_SHARED_MEMORY_DETAIL columns
Name	Type	Description
node_name	name	Node name.
contextname	text	Name of the memory context.
level	smallint	Level of the memory context.
parent	text	Name of the parent memory context.
totalsize	bigint	Total size of the shared memory (unit: byte).
freesize	bigint	Remaining size of the shared memory (unit: byte).
usedsize	bigint	Used size of the shared memory (unit: byte).

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