Bug 84134 - NFS locks not released when client side application dies.
NFS locks not released when client side application dies.
Product: Red Hat Enterprise Linux 3
Classification: Red Hat
Component: kernel (Show other bugs)
i386 Linux
medium Severity medium
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Assigned To: Steve Dickson
Ben Levenson
Depends On:
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Reported: 2003-02-12 12:42 EST by Robert Jones
Modified: 2007-11-30 17:06 EST (History)
2 users (show)

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Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Last Closed: 2004-09-02 00:30:31 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description Robert Jones 2003-02-12 12:42:17 EST
Description of problem: When an application dies unexpectedly while holding a 
file lock on an NFS mounted filesystem, the nfs-utils doesn't clean up the NFS 

Version-Release number of selected component (if applicable): nfs-utils-0.3.3-

How reproducible: Every time.

Steps to Reproduce:
1. Run an application that writes data to an NFS mounted drive.
2. Terminate the application with a kill -9
Actual results: The there are still read and write locks on the file belonging 
to the dead processes' PID.

Expected results: There would be no locks held.

Additional info:
Comment 1 Maxim Bunin 2003-07-24 09:28:14 EDT
I noticed the same problem on  hp-ux based nfs server and linux based nfs clients
Comment 2 Ernie Petrides 2004-05-03 20:09:37 EDT
Targeting this for RHEL3 U3, changing component to kernel.  -ernie
Comment 3 Ernie Petrides 2004-05-04 00:11:40 EDT
A fix for this problem has just been committed to the RHEL3 U3
patch pool (in kernel version 2.4.21-15.1.EL).
Comment 4 John Flanagan 2004-09-02 00:30:31 EDT
An errata has been issued which should help the problem 
described in this bug report. This report is therefore being 
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files, 
please follow the link below. You may reopen this bug report 
if the solution does not work for you.


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