Messages in this thread | | | From | kamezawa.hiroyu@jp ... | Date | Thu, 20 Mar 2008 23:52:54 +0900 (JST) | Subject | Re: Re: [BUG?] 2.6.25-rc[23]-mm1 cgroup list corruption under load with VM Scalability patches |
| |
>> > > list_del corruption in cgroup_exit() on 16 cpu, 32GB ia64 NUMA platfor m. >> > > >> > > I've been seeing this for a while now, but we've had known problems >> > > [page leaks, ...] with the VM scalability series. Now the system >> > > appears to be running very well with these patches under stress loads >> > > that would hang it or cause OOM kill of tests with plenty of swap spa ce >> > > left. Eventually, [after 40-45 minutes], I hit a list corruption in >> > > cgroup_exit(). >> > > >> > > I can't say for sure that our patches aren't causing this, but I've b een >> > > unable to keep the system up long enough under the stress load w/o th e >> > > splitlru+noreclaim patches to hit the problem. > >sorry for late responce, I don't notice this thread. >fujitsu guys investigated that problem too. > >AFAIK this problem already fixed KAMEZAWA-san. >but I don't know that patch merged -mm or not. > >kamezawa-san, please let us know its status?
*tons* of fixes by Hugh Dickins is merged now, could you update your base kernel ? (or set config to N in older kernel)
Thanks -Kame
| |