V$Sesstat Value "session Pga Memory (max)" Seems to be Limited to 4Gb
Last updated on JANUARY 21, 2015
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168. to 22.214.171.124 [Release 11.2 to 12.1]
Information in this document applies to any platform.
V$Sesstat is used to monitor the size of the PGA, using the column 'session pga memory max'. This is observed to increase to a maximum of 4Gb.
However PGA_AGGREGATE_TARGET is set to 200Gb and, using pmap, processes are seen to be exceeding 4Gb at OS level.
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