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ORA-4030 Error Occurring in Parallel Execution (Doc ID 1407383.1)

Last updated on OCTOBER 14, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.2 and later
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 Backup Service - Version N/A and later
Information in this document applies to any platform.

Symptoms

NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product.  Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.

ORA-4030 errors are occurring during parallel operations.  You see the following similar errors in the alert log:

Errors in file <DIR>/<SID>_ora_30061.trc (incident=90228):
ORA-00603: ORACLE server session terminated by fatal error
ORA-01115: IO error reading block from file (block # )
ORA-01110: data file 4: '+<DIR>/undotbs.389.76245848'
ORA-15081: failed to submit an I/O operation to a disk
ORA-04030: out of process memory when trying to allocate 7064 bytes (kxs-heap-w,kxfqlobf)
Incident details in: /<DIR>/<SID>/incident/incdir_90228/<SID>_ora_3006_i90228.trc
Errors in file /<DIR>/<SID>/incident/incdir_90228/<SID>_ora_30061_i9022.trc:
ORA-00603: ORACLE server session terminated by fatal error
ORA-01115: IO error reading block from file (block # )
ORA-01110: data file 4: '+<DIR>/undotbs.389.76245848'
ORA-15081: failed to submit an I/O operation to a disk
ORA-04030: out of process memory when trying to allocate 7064 bytes (kxs-heap-w,kxfqlobf)
Fri Dec 16 17:02:36 2011
SMON: Parallel transaction recovery tried



In the incident file, you see the following information:

Dump file /<DIR>/<SID>/incident/incdir_8272/<SID>_ora_30061_i82792.trc
Oracle Database 11g Enterprise Edition Release 11.2.0.2.0 - 64bit Production
With the Partitioning, Real Application Clusters, Automatic Storage Management, OLAP,
Data Mining and Real Application Testing options
ORACLE_HOME = <ORACLE_HOME>
System name: Linux
Node name: <Node_name>
Release: 2.6.18-194.3.1.0.4.el5
Version: #1 SMP Sat Feb 19 03:38:37 EST 2011
Machine: x86_64
Instance name: <SID>
Redo thread mounted by this instance: 2
Oracle process number: 95
Unix process pid: 30061, image: oracle@<DOMAIN_NAME>


*** 2011-12-16 17:02:04.570
*** SESSION ID:(1503.8613) 2011-12-16 17:02:04.570
*** CLIENT ID:() 2011-12-16 17:02:04.570
*** SERVICE NAME:(SV01) 2011-12-16 17:02:04.570
*** MODULE NAME:(SQL*Plus) 2011-12-16 17:02:04.570
*** ACTION NAME:() 2011-12-16 17:02:04.570

Dump continued from file: <DIR>/<SID>_ora_30061.trc
ORA-04030: out of process memory when trying to allocate 7064 bytes (kxs-heap-w,kxfqlobf)

========= Dump for incident 82792 (ORA 4030) ========
----- Beginning of Customized Incident Dump(s) -----
=======================================
TOP 10 MEMORY USES FOR THIS PROCESS
---------------------------------------
70% 3078 MB, 456948 chunks: "kxfqlobf " SQL
kxs-heap-w ds=0x2acd99a82a88 dsprt=0x2acd997b67f8
30% 1300 MB, 358475 chunks: "permanent memory "
kxfpughea:ugi ds=0x2acd997c79a0 dsprt=0x2acd997b67f8
0% 14 MB, 456949 chunks: "kxfqlpbv " SQL
kxs-heap-w ds=0x2acd99a82a88 dsprt=0x2acd997b67f8
..

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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