PG_SHARED_MEMORY_DETAIL

PG_SHARED_MEMORY_DETAIL displays usage information about all the shared memory contexts.

**Table 1** PG_SHARED_MEMORY_DETAIL columns
Column	Type	Description
contextname	Text	Name of the memory context.
level	Smallint	Hierarchy of the memory context.
parent	Text	Parent memory context.
totalsize	Bigint	Total size of the shared memory, in bytes.
freesize	Bigint	Remaining size of the shared memory, in bytes.
usedsize	Bigint	Used size of the shared memory, in bytes.

Parent Topic: System Views

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