This bug has been copied from bug #483685 and has been proposed to be backported to 4.8 z-stream (EUS).
pushed to RHEL48 branch http://git.fedorahosted.org/git/cluster.git?p=cluster.git;a=commit;h=e220cb0b3cef6279904967daabcbba6e3238d83f Due to regression risks, this patch should be subjected to full QE testing prior to 4.8.z release.
Please see comment 79 in Bug 483685
The locks and queues are solved by the patch, no more queues with waiting and not granted locks. We have traced the problem down to clvmd and it's being solved as bug 559999.
An advisory 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 therefore 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. http://rhn.redhat.com/errata/RHBA-2010-0081.html