Excerpts from Nuno Fernandes's message of Fri Nov 14 03:00:13 -0700 2008:
> Hi,
>
> we have an cluster with 7 machines with a SAN. We are using them to provide
> virtual machines, so we are using clvmd.
>
> At some point we are unable to access any of the pv/lv/vg tools. They are all
> stuck. From stracing them i've come to the conclusion that they are waiting
> for clvmd.
>
> Has anyone been in this situation?
This happens to me as well every once and a while. Haven't figure it out yet either.
Thanks,
Curtis.
>
> Thanks for any help,
> Nuno Fernandes
>
> in host xen1:
>
> Linux blade01.dc.xpto.com 2.6.18-92.1.17.el5xen #1 SMP Tue Nov 4 14:13:09 EST
> 2008 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.32-4.el5
>
> cman-2.0.84-2.el5_2.1
>
> PID TTY STAT TIME COMMAND
>
> 20874 ? D< 0:00 \_ [dlm_recoverd]
>
> 20854 pts/1 S+ 0:00 \_ /bin/sh /sbin/service clvmd start
>
> 20861 pts/1 S+ 0:00 \_ /bin/bash /etc/init.d/clvmd start
>
> 20931 pts/1 S+ 0:00 \_ /usr/sbin/vgscan -d
>
> 20869 ? Ssl 0:00 clvmd -T40
>
> ps ax -o pid,cmd,wchan
>
> 20874 [dlm_recoverd] -
>
> ------------------------------
>
> Connection to xen1 closed.
>
> in host xen2:
>
> Linux blade02.dc.xpto.com 2.6.18-8.1.14.el5xen #1 SMP Thu Oct 4 11:38:56 WEST
> 2007 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.16-3.el5
>
> cman-2.0.64-1.0.1.el5
>
> PID TTY STAT TIME COMMAND
>
> 22662 ? D< 0:00 \_ [dlm_recoverd]
>
> 22613 ? Ssl 0:02 clvmd -T40
>
> ps ax -o pid,cmd,wchan
>
> 22662 [dlm_recoverd] -
>
> ------------------------------
>
> Connection to xen2 closed.
>
> in host xen3:
>
> Linux blade03.dc.xpto.com 2.6.18-8.1.14.el5xen #1 SMP Thu Oct 4 11:38:56 WEST
> 2007 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.16-3.el5
>
> cman-2.0.64-1.0.1.el5
>
> PID TTY STAT TIME COMMAND
>
> 22236 ? D< 0:00 \_ [dlm_recoverd]
>
> 22231 ? Ssl 0:02 clvmd -T40
>
> ps ax -o pid,cmd,wchan
>
> Connection to xen3 closed.
>
> 22236 [dlm_recoverd] dlm_wait_function
>
> ------------------------------
>
> in host xen4:
>
> Linux blade04.dc.xpto.com 2.6.18-8.1.14.el5xen #1 SMP Thu Oct 4 11:38:56 WEST
> 2007 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.16-3.el5
>
> cman-2.0.64-1.0.1.el5
>
> PID TTY STAT TIME COMMAND
>
> 25097 ? D< 0:00 \_ [dlm_recoverd]
>
> 25092 ? Ssl 0:02 clvmd -T40
>
> ps ax -o pid,cmd,wchan
>
> 25097 [dlm_recoverd] dlm_wait_function
>
> ------------------------------
>
> Connection to xen4 closed.
>
> in host xen5:
> Linux blade05.dc.xpto.com 2.6.18-92.1.17.el5xen #1 SMP Tue Nov 4 14:13:09 EST
> 2008 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.32-4.el5
> cman-2.0.84-2.el5_2.1
> PID TTY STAT TIME COMMAND
> 22333 ? D< 0:00 \_ [dlm_recoverd]
> 22328 ? Ssl 0:02 clvmd -T40
> ps ax -o pid,cmd,wchan
> 22333 [dlm_recoverd] -
> ------------------------------
> Connection to xen5 closed.
> in host xen6:
> Linux blade06.dc.xpto.com 2.6.18-92.1.17.el5xen #1 SMP Tue Nov 4 14:13:09 EST
> 2008 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.32-4.el5
> cman-2.0.84-2.el5_2.1
> PID TTY STAT TIME COMMAND
> ps ax -o pid,cmd,wchan
> ------------------------------
> Connection to xen6 closed.
> in host xen7:
> Linux blade07.dc.xpto.com 2.6.18-92.1.13.el5xen #1 SMP Wed Sep 24 20:01:15 EDT
> 2008 x86_64 x86_64 x86_64 GNU/Linux
> lvm2-cluster-2.02.32-4.el5
> cman-2.0.84-2.el5
> cman-2.0.84-2.el5_2.1
> PID TTY STAT TIME COMMAND
> 19793 ? D< 0:00 \_ [dlm_recoverd]
> 19788 ? Ssl 0:01 clvmd -T40
> ps ax -o pid,cmd,wchan
> 19793 [dlm_recoverd] -
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