Hi Sunil, thanks for reply.. I don't observe any segfaults... regarding info You want, as I wrote, umount doesn't decrease refcount...:
[r...@vbox4 ~]# ocfs2_hb_ctl -I -d /dev/vgshared/lvs 2A5D351D0A934061BBC6B5392A30187E: 1 refs [r...@vbox4 ~]# umount /home/LVS [r...@vbox4 ~]# ocfs2_hb_ctl -I -d /dev/vgshared/lvs 2A5D351D0A934061BBC6B5392A30187E: 1 refs nik On Fri, Apr 03, 2009 at 10:21:33AM -0700, Sunil Mushran wrote: > umount is supposed to stop the heartbeat. In bz1053, ocfs2_hb_ctl was > segfaulting. > Are you seeing any segfaults or any other errors during umount? > > Also, run the following before and after umount: > $ ocfs2_hb_ctl -I -d /dev/sdX o2cb > > Email me the output. > > Nikola Ciprich wrote: >> Hello Tao, >> and thanks a lot for reply! >> It seems not to be the same bug, at least applying the patch didn't help. >> stopping hb using -K parameter really helps, but why doesn't this work >> automatically >> on umount? >> it always happens on the second node... >> I don't see any error in logs, anything. >> But the reference count always increases on mount, and doesn't decrease on >> umount on this node.. >> >> >> On Fri, Apr 03, 2009 at 10:58:18AM +0800, Tao Ma wrote: >> >>> Hi Nikola, >>> >>> Nikola Ciprich wrote: >>> >>>> Hi, >>>> I'm trying ocfs2 RHEL5 distro, 2.6.29 kernel, ocfstools-1.4.1. I'm using >>>> DRBD in primary/primary mode >>>> as shared storage... >>>> >>>> I've configured the service according to quickstart document, and >>>> everything works, >>>> but when I umount fs on both nodes, stopping o2cb service on one of the >>>> nodes always >>>> fails with: >>>> >>>> [r...@vbox4 sysconfig]# /etc/rc.d/init.d/o2cb stop >>>> Stopping O2CB cluster vb34: Failed >>>> Unable to stop cluster as heartbeat region still active >>>> >>> It looks that your disk heartbeat is still there. I don't know the >>> specific reason, maybe >>> http://oss.oracle.com/bugzilla/show_bug.cgi?id=1053 ? >>> >>> but you can stop it manually. >>> 1. ocfs2_hb_ctl -I -d <device> >>> or ocfs2_hb_ctl -I -u <uuid> >>> this will tell you the reference number for the hearbeat. >>> 2. ocfs2_hb_ctl -K -d <device> <service> >>> or ocfs2_hb_ctl -K -u <uuid> <service> >>> this will killed the heartbeat manually. >>> service is the stack you used, and it should be "o2cb" in your case. >>> >>> btw, you can try cfs2_hb_ctl -K -u <uuid> <service> to see whether it >>> is the same problem as bug 1053. >>> >>> Regards, >>> Tao >>> > -- ------------------------------------- Nikola CIPRICH LinuxBox.cz, s.r.o. 28. rijna 168, 709 01 Ostrava tel.: +420 596 603 142 fax: +420 596 621 273 mobil: +420 777 093 799 www.linuxbox.cz mobil servis: +420 737 238 656 email servis: ser...@linuxbox.cz ------------------------------------- _______________________________________________ Ocfs2-users mailing list Ocfs2-users@oss.oracle.com http://oss.oracle.com/mailman/listinfo/ocfs2-users
