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Archive Process Consumes High Memory (Doc ID 2776932.1)

Last updated on APRIL 17, 2023

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 and later
Information in this document applies to any platform.

Symptoms

On : 11.2.0.4 version, RDBMS

Archive Process consumes high memory.  PGA_ALLOC_MEM is much higher than PGA_USED_MEM.

PID SPID PROGRAM PGA_USED_MEM PGA_ALLOC_MEM PGA_FREEABLE_MEM PGA_MAX_MEM
---------- ---------- ---------------------------------------- ------------ ------------- ---------------- -----------
51 19013 oracle  (ARC3) 54909918 934023366 865206272 1023086790
52 19007 oracle   (ARC2) 43354598 46862534 0 46862534
53 18994 oracle   (ARC0) 54909822 381685958 324337664 467341510
430 23445 oracle  (ARC1) 30924414 472715462 430243840 472715462

heapdump 536870917 trace shows heap size are pretty low

Total heap size = 68273680 ===》65MB

 

Cause

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In this Document
Symptoms
Cause
Solution
References


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