Linux Today: Linux News On Internet Time.
Search Linux Today
Linux News Sections:  Developer -  High Performance -  Infrastructure -  IT Management -  Security -  Storage -
Linux Today Navigation
LT Home
Contribute
Contribute
Link to Us
Linux Jobs


Top White Papers

More on LinuxToday


Troubleshooting Defunct (Zombie) Processes on Linux

Mar 25, 2008, 09:00 (0 Talkback[s])
(Other stories by Daniel P. Noe)

"At work (LNI) we have a tool which implements a remotely controlled RDMA agent using the OpenFabrics interface. The agent is used for compliance, interoperability, and performance testing. For quite some time we've had a problem where sometimes the agent hangs and then after sending SIGINT (ctrl-C or kill) the agent shows up as 'defunct' with a Zombie state in the output of ps.

"Normally a zombie process means that the process has died but remains in the process table because the parent hasn't called wait() to 'reap' the process and retrieve the return code..."

Complete Story

Related Stories: