ORA-04030 Error With High Allocation Under "kjzf msg" In RAC Environment
(Doc ID 1468032.1)
Last updated on FEBRUARY 19, 2019
Applies to:
Oracle Database - Enterprise Edition - Version 11.2.0.3 to 11.2.0.3 [Release 11.2]Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
Symptoms
In a RAC environment the DIAG process crashes with the following error:
ORA-04030: out of process memory when trying to allocate 32144 bytes (pga heap,kjzf msg)
Review of the generated tracefiles reveals the following information:
98% 3998 MB, 130413 chunks: "kjzf msg "
pga heap ds=0xbaf9160 dsprt=(nil)
2% 71 MB, 65210 chunks: "free memory "
pga heap ds=0xbaf9160 dsprt=(nil)
0% 5094 KB, 130413 chunks: "kjzfmsgq "
pga heap ds=0xbaf9160 dsprt=(nil)
. . .
PRIVATE HEAP SUMMARY DUMP
4079 MB total:
4008 MB commented, 372 KB permanent
71 MB free (0 KB in empty extents),
4033 MB, 130413 chunks: "kjzf msg " 35 MB free held
pga heap ds=0xbaf9160 dsprt=(nil)
2% 71 MB, 65210 chunks: "free memory "
pga heap ds=0xbaf9160 dsprt=(nil)
0% 5094 KB, 130413 chunks: "kjzfmsgq "
pga heap ds=0xbaf9160 dsprt=(nil)
. . .
PRIVATE HEAP SUMMARY DUMP
4079 MB total:
4008 MB commented, 372 KB permanent
71 MB free (0 KB in empty extents),
4033 MB, 130413 chunks: "kjzf msg " 35 MB free held
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |