Bug 593404

Summary: multiple simultaneous runs of rtctl
Product: Red Hat Enterprise MRG Reporter: Clark Williams <williams>
Component: realtime-utilitiesAssignee: Clark Williams <williams>
Status: CLOSED CURRENTRELEASE QA Contact: David Sommerseth <davids>
Severity: medium Docs Contact:
Priority: low    
Version: 1.2CC: bhu, lgoncalv, ovasik
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OS: Linux   
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Last Closed: 2012-01-09 22:12:28 UTC Type: ---
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Description Clark Williams 2010-05-18 18:07:07 UTC
Description of problem:
rtctl init script allows multiple simultaneous execution instances

Version-Release number of selected component (if applicable):
rtctl-1.7-1.el5rt.noarch

How reproducible:
always

Additional info:

rtctl is invoked via a udev rule which looks for the SYSFS{irq} attribute. After a suspend/resume or a modpobe -r /modprobe of a multi-irq device driver, multiple invocations of the rtctl service start script may be run.

Comment 1 Clark Williams 2010-05-18 18:08:07 UTC
v1.8 of rtctl adds a lockfile to the service script to prevent more than one instance running at a time.