Re: Btrfs filesystem trashed after OOM scenario

2019-09-26 Thread Austin S. Hemmelgarn
On 2019-09-25 00:25, Nick Bowler wrote: On Tue, Sep 24, 2019, 18:34 Chris Murphy, wrote: On Tue, Sep 24, 2019 at 4:04 PM Nick Bowler wrote: - Running Linux 5.2.14, I pushed this system to OOM; the oom killer ran and killed some userspace tasks. At this point many of the remaining tasks were

Re: Btrfs filesystem trashed after OOM scenario

2019-09-24 Thread Chris Murphy
On Tue, Sep 24, 2019 at 10:25 PM Nick Bowler wrote: > > On Tue, Sep 24, 2019, 18:34 Chris Murphy, wrote: > > On Tue, Sep 24, 2019 at 4:04 PM Nick Bowler wrote: > > > - Running Linux 5.2.14, I pushed this system to OOM; the oom killer > > > ran and killed some userspace tasks. At this point many

Re: Btrfs filesystem trashed after OOM scenario

2019-09-24 Thread Nick Bowler
On Tue, Sep 24, 2019, 18:34 Chris Murphy, wrote: > On Tue, Sep 24, 2019 at 4:04 PM Nick Bowler wrote: > > - Running Linux 5.2.14, I pushed this system to OOM; the oom killer > > ran and killed some userspace tasks. At this point many of the > > remaining tasks were stuck in uninterruptible sleep

Re: Btrfs filesystem trashed after OOM scenario

2019-09-24 Thread Chris Murphy
On Tue, Sep 24, 2019 at 4:04 PM Nick Bowler wrote: > > Hi folks, > > So I had an interesting scenario that I thought I'd share in case > anyone wants to investigate before I blow away this filesystem... > > Timeline: > - Running Linux 5.2.14, I pushed this system to OOM; the oom killer > ran and k

Btrfs filesystem trashed after OOM scenario

2019-09-24 Thread Nick Bowler
Hi folks, So I had an interesting scenario that I thought I'd share in case anyone wants to investigate before I blow away this filesystem... Timeline: - Running Linux 5.2.14, I pushed this system to OOM; the oom killer ran and killed some userspace tasks. At this point many of the remaining tas