Event Manager Client (EvMgrC) Failed to Start on a Linux Computer

Article ID: LNX0002 On Linux computers that are running Red Hat Enterprise Linux/CentOS 6.0, the Event Manager Client (EvMgrC) process creates core dumps and fails to start after installing Commvault software.

Symptom

Event Manager Client (EvMgrC) process fails to start on a Linux computer. EvMgrC creates core dumps and reports the following error in the EvMgrC.log:

9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - PID 9669, signal 11 (Segmentation fault), address (nil)

9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (1) /lib64/libpthread.so.0(+0xf4c0) [0x7f46c6b6a4c0]
9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (2) /lib64/ld-linux-x86-64.so.2(+0x14da0) [0x7f46cfeccda0]
9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (3) /lib64/ld-linux-x86-64.so.2(+0xab07) [0x7f46cfec2b07]
9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (4) /lib64/ld-linux-x86-64.so.2(+0xdf00) [0x7f46cfec5f00]
9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (5) /lib64/ld-linux-x86-64.so.2(+0x147e5) [0x7f46cfecc7e5]
9669 cffb3710 06/27 07:14:58 ### CvBacktracer() - [bt]: (6) /opt/simpana/Base/libCVInstallNetwork.so(_ZN16CVInstallNetwork23SendAndReceiveXMLObjectER13CNMessageBaseRPS0_m+0xac) [0x7f46b7ed1be2]

Cause

A known bug exists in the following versions of GNU C library (glibc) for RHEL/CentOS 6.0:

  • glibc-2.12-1.7.el6.x86_64
  • glibc-common-2.12-1.7.el6.x86_64

Resolution

Update to a minimum of glibc 2.12-1.25.x