Re: BUG: enabling psacct breaks fsfreeze

2012-11-07 Thread Jan Kara
On Wed 07-11-12 22:21:19, Nikola Ciprich wrote: > Hello Jan, > > tried on 3.7-rc4, works great! thanks! > > will You submit as-is, or do You plan any further changes? > do You plan to backport for stable kernels? I can try it and send for review > if You want (although we'll have to wait till it'

Re: BUG: enabling psacct breaks fsfreeze

2012-11-07 Thread Nikola Ciprich
Hello Jan, tried on 3.7-rc4, works great! thanks! will You submit as-is, or do You plan any further changes? do You plan to backport for stable kernels? I can try it and send for review if You want (although we'll have to wait till it's upstream anyways) cheers nik On Wed, Nov 07, 2012 at 07:

Re: BUG: enabling psacct breaks fsfreeze

2012-11-07 Thread Jan Kara
On Thu 01-11-12 23:50:53, Jan Kara wrote: > On Thu 01-11-12 15:23:25, Nikola Ciprich wrote: > > Nov 1 14:23:25 vmnci22 [ 1075.178123] SysRq : Show Blocked State > > Nov 1 14:23:25 vmnci22 [ 1075.180555] taskPC > > stack pid father > > Nov 1 14:23:25 vmnci22 [ 1075.18

Re: BUG: enabling psacct breaks fsfreeze

2012-11-03 Thread Marco Stornelli
Il 02/11/2012 11:40, Nikola Ciprich ha scritto: I saw this behavior (task-hang) when I tested the fsfreeze code. I was writing a little patch to replace fsfreeze's wait queue with a killable queue, in this way the user can do at least "kill -9", but since the behavior was the same before your pat

Re: BUG: enabling psacct breaks fsfreeze

2012-11-02 Thread Nikola Ciprich
> I saw this behavior (task-hang) when I tested the fsfreeze code. I was > writing a little patch to replace fsfreeze's wait queue with a killable > queue, in this way the user can do at least "kill -9", but since the > behavior was the same before your patch I didn't send it. I don't know if we >

Re: BUG: enabling psacct breaks fsfreeze

2012-11-02 Thread Marco Stornelli
Il 01/11/2012 23:50, Jan Kara ha scritto: On Thu 01-11-12 15:23:25, Nikola Ciprich wrote: Nov 1 14:23:25 vmnci22 [ 1075.178123] SysRq : Show Blocked State Nov 1 14:23:25 vmnci22 [ 1075.180555] taskPC stack pid father Nov 1 14:23:25 vmnci22 [ 1075.180592] fsfreeze

Re: BUG: enabling psacct breaks fsfreeze

2012-11-01 Thread Jan Kara
On Thu 01-11-12 15:23:25, Nikola Ciprich wrote: > Nov 1 14:23:25 vmnci22 [ 1075.178123] SysRq : Show Blocked State > Nov 1 14:23:25 vmnci22 [ 1075.180555] taskPC stack > pid father > Nov 1 14:23:25 vmnci22 [ 1075.180592] fsfreeze D 0 > 421

Re: BUG: enabling psacct breaks fsfreeze

2012-11-01 Thread Nikola Ciprich
Hi Jan, here it goes: Nov 1 14:23:25 vmnci22 [ 1075.178123] SysRq : Show Blocked State Nov 1 14:23:25 vmnci22 [ 1075.180555] taskPC stack pid father Nov 1 14:23:25 vmnci22 [ 1075.180592] fsfreeze D 0 4215 4195 0x Nov 1 14:23:2

Re: BUG: enabling psacct breaks fsfreeze

2012-11-01 Thread Jan Kara
On Thu 01-11-12 10:37:23, Jan Kara wrote: > On Wed 31-10-12 13:46:00, Nikola Ciprich wrote: > > Hi Jan, > > > > thanks for the reply, sure, I'll gather and post requested info. > > One more note before that, the problem is with psacct, not audit > > - psacct if I'm not mistaken (and as opposed t

Re: BUG: enabling psacct breaks fsfreeze

2012-11-01 Thread Jan Kara
On Wed 31-10-12 13:46:00, Nikola Ciprich wrote: > Hi Jan, > > thanks for the reply, sure, I'll gather and post requested info. > One more note before that, the problem is with psacct, not audit > - psacct if I'm not mistaken (and as opposed to audit) doesn't > use any userspace, kernel dumps inf

Re: BUG: enabling psacct breaks fsfreeze

2012-10-31 Thread Nikola Ciprich
Hi Jan, thanks for the reply, sure, I'll gather and post requested info. One more note before that, the problem is with psacct, not audit - psacct if I'm not mistaken (and as opposed to audit) doesn't use any userspace, kernel dumps information directly to fs, which might the reason for deadloc

Re: BUG: enabling psacct breaks fsfreeze

2012-10-31 Thread Jan Kara
Hello, On Tue 23-10-12 11:43:51, Nikola Ciprich wrote: > while trying to create consistent backups of KVM guest, I've discovered > that fsfreeze always hangs.. deeper investigation revealed psacct to be the > culprit. > When psacct is disabled, fsfreeze works fine, when enabled, the command nev

BUG: enabling psacct breaks fsfreeze

2012-10-23 Thread Nikola Ciprich
Hi, while trying to create consistent backups of KVM guest, I've discovered that fsfreeze always hangs.. deeper investigation revealed psacct to be the culprit. When psacct is disabled, fsfreeze works fine, when enabled, the command never returns. I suppose that the problem is /var is not on sep