Help Center/ GaussDB/ Developer Guide(Distributed_8.x)/ Schemas/ DBE_PERF Schema/ Session and Thread/ GLOBAL_SESSION_MEMORY

Updated on 2024-06-03 GMT+08:00

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GLOBAL_SESSION_MEMORY

Collects statistics about memory usage at the session level on each node in the unit of MB, including all the memory allocated to GaussDB and stream threads on DNs for jobs currently executed by users, as described in Table 1.

**Table 1** GLOBAL_SESSION_MEMORY columns
Name	Type	Description
node_name	name	Node name.
sessid	text	Thread start time and ID.
init_mem	integer	Memory allocated to the currently executed job before the job enters the executor.
used_mem	integer	Memory allocated to the currently executed job.
peak_mem	integer	Peak memory allocated to the currently executed job.

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