*** glibc detected *** double free or corruption (out): 0x085a93e0 *** Error When Starting Concurrent Managers (Doc ID 1490640.1)

Last updated on DECEMBER 24, 2015

Applies to:

Oracle Concurrent Processing - Version 11.5.10.2 to 11.5.10.2 [Release 11.5]
Oracle Communications Billing and Revenue Management - Version 7.5.0.0.0 to 7.5.0.0.0 [Release 7.5.0]
Information in this document applies to any platform.
ISSUE:
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Concurrent manager crashes intermittently (almost daily) on one environment while the other one on the same node works fine. ICM log shows following errors:

From the concurrent manager logs found the following error



ERROR:
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*** glibc detected *** double free or corruption (out): 0x085a93e0 ***
sh: line 71: 8780 Aborted FNDLIBR FND CPMGR "FNDCPMBR sysmgr=\"\" $maxreq $sleep $pmon $quesiz $diag logfile=$logfile $target" < $sysmanager
STOP

The _0903@ internal concurrent manager has terminated with status 134 - giving up.
=======================================================================================================================================================

Check that your system has enough resources to start a concurrent manager process
Starting QTC_Fin_Standard_Collections Concurrent Manager
CONC-SM TNS FAIL

Symptoms

 SUMMARY:
-------
- You have 2 environments/instances  set on one machine/box : instance 1 is working fine, instance 2  has the error intermittently


- Both environments have the same configuration:

Non Working and working environment
------------------------
1) grep -i  LD_ASSUME_KERNEL .profile
export LD_ASSUME_KERNEL=2.4.19

2) LD_PRELOAD  this value not set in working env

3)  ls -ltr /usr/lib/libcwait.so
ls: /usr/lib/libcwait.so: No such file or directory

4)  cd $ORACLE_HOME/lib/stubs

  ls -ltr  libc-2.1.3-stub.so
-rwxr-xr-x  1 oats4bvp dba 261328 Jul 15 19:48 libc-2.1.3-stub.so*

Cause

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