Are any processes spinning during this time? As in, does top show any process eating up cpu.
The said hangs are in the generic layer and could be due to a spinning process not releasing a lock. I can see some processes in R state but can't say for sure that they are spinning or not. ocfs2/kernel versions? Sunil Nuno Fernandes wrote: > Hello, > > The sysrq is attached. > > The processlist is: > > ... > 17280 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 6373 ? S 0:00 \_ /usr/sbin/httpd > 16561 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 6380 ? S 0:00 \_ /usr/sbin/httpd > 17093 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 7649 ? S 0:00 \_ /usr/sbin/httpd > 16566 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 7772 ? S 0:00 \_ /usr/sbin/httpd > 17829 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 7905 ? S 0:00 \_ /usr/sbin/httpd > 17233 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 7924 ? S 0:00 \_ /usr/sbin/httpd > 16477 ? R 343:20 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 7986 ? S 0:00 \_ /usr/sbin/httpd > 16565 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 8007 ? S 0:00 \_ /usr/sbin/httpd > 30015 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 8066 ? S 0:00 \_ /usr/sbin/httpd > 17236 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > 8070 ? S 0:00 \_ /usr/sbin/httpd > 16480 ? D 0:00 | > \_ /usr/bin/perl -w > /storage/webhosting/site/public_html/alojados/site/MT/come2x.cgi > ... > > Thanks for any info, > Best regards, > Nuno Fernandes > > On Friday 04 April 2008 19:21:05 Sunil Mushran wrote: > >> No busy locks. The hang is not because of o2dlm. >> >> Do a kernel stack dump. echo t >/proc/sysrq-trigger >> That should tell us where the process is stuck in the kernel. >> >> Nuno Fernandes wrote: >> >>> On Friday 04 April 2008 18:40:42 Sunil Mushran wrote: >>> >>>> debugfs.ocfs2 -R "fs_locks" /dev/sdX >/tmp/out >>>> >>> Hi, >>> >>> I happened again. Attached i send the output. >>> >>> Thanks for any info, >>> Best regards, >>> Nuno Fernandes >>> >>> ------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> Ocfs2-users mailing list >>> [email protected] >>> http://oss.oracle.com/mailman/listinfo/ocfs2-users >>> > > > > ------------------------------------------------------------------------ > > _______________________________________________ > Ocfs2-users mailing list > [email protected] > http://oss.oracle.com/mailman/listinfo/ocfs2-users _______________________________________________ Ocfs2-users mailing list [email protected] http://oss.oracle.com/mailman/listinfo/ocfs2-users
