Jim, Sorry you are having problems, when you reference the latest version, are you running 2.8.6 from orangefs.org/download or another version? One thing to point out, you don't wan't to pull from trunk, there is lots of work being done there for 2.9.x.
-boyd On Tue, Jul 17, 2012 at 11:27 AM, Jim Kusznir <[email protected]> wrote: > Hi all: > > I'm having growing problems with PVFS2, to the point where it really > looks like PVFS2 isn't ready for production use. The updates in > software versions aren't helping (and in fact, seem to be making > things worse). > > My production headnode now kernel panics on average 1-2 a day due to > pvfs kmod. I'm also now seeing some compute nodes kernel panic > blaming the pvfs2 kmod (which did NOT happen with an older version of > pvfs2). I'm now recovering 2-3 nodes a day due to pvfs2 kernel > panics! To make things worse, with the most recent OrangeFS build I > have, any time a system reboots, it is not possible to mount on boot; > rather, a user MUST log in as root and manually mount pvfs. If I > don't catch a system quickly enough, then it goes back into > "production" automatically, but any attempt to run jobs fails/blows > up. This has cost us many production runs, including those which we > are under contract to complete nightly. > > I was blaming the pvfs2 problems on an older kernel (my current > production system is CentOS 5.2 / Rocks 5.1 based), but my brand new, > Rocks 6 (CentOS 6.2) is experiencing the same won't-mount-on-boot > problem that I previously posted here, but I'm not getting any > responses (The only error message is a very cryptic number). I cannot > bring my new head node live without correcting this problem, and I > cannot continue to operate with such an unstable problem. > > Frankly, I'm very confused...I hear reports of it being successfully > used elsewhere, and I see what looks like a very good architecture and > reports that suggest a very through development team. And yet, pvfs2 > has been the #1 source of problems and failures on my cluster since > the first day I built it nearly 5 years ago now. I've never seen very > good performance, and nearly all of my "hardware stability problems" > have actually been caused by pvfs2-kmod. What gives? Are my problems > fixable, or do I need to move to a different technology? > > Thanks! > --Jim > _______________________________________________ > Pvfs2-users mailing list > [email protected] > http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users _______________________________________________ Pvfs2-users mailing list [email protected] http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users
