Summary for Patch 247 (Verified)

Summary Fix check_daemon problems with hanging daemons
Platform Unix
Category bugfix
Valid for 4.6.x, 4.7.x, 4.8.x, 4.9.x
Requires
Server Required Patch/es
Supersedes
Superseded by 275 : Verified / Not hidden
Affects Both: Core
Last Updated September 30, 2009

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Download_red patch247.tar.gz

Description

Some linux kernels have problems with occasional hangs on futex locks.
This can cause an Open-iT process to hang completely, not even responding
to kills.  This patch makes check_daemon, which typically runs every hour
from crontab, able to detect and kill hanging daemons.  Without this
patch, check_daemon itself would hang, resulting in one new hanging process
each hour.
This patch is also prefered on non-linux hosts, as it makes check_daemon
more robust.

Installation

Unpack tar file in e.g /tmp/patch on the Open iT server/client. Do the 
following as root:

  cd /tmp/patch
  ./patch.pl

Corresponding Windows Patches

No corresponding Patches available.



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