On Mon, Sep 11, 2017 at 9:49 AM, Ian Collins <[email protected]> wrote:
> On 09/11/17 09:38 AM, Michael Loftis wrote: > > > > On Sun, Sep 10, 2017 at 12:39 Ian Collins < <[email protected]> > [email protected]> wrote: > >> On 09/11/17 05:26 AM, Michael Loftis wrote: >> > Yeah I reported similar or same issue with the H330 here >> > https://www.illumos.org/issues/8391 >> > >> > I haven't had much time to pursue this personally. >> > >> >> I see the same messages, but my system is all SAS and the symptoms can >> be triggered by simply importing the pool, rendering the system FUBAR. >> >> After a weekend of cycling through reboots, the system is now back to >> life, which is well odd considering I didn't do anything. So far I have >> been able to start the key systems (Windows and Linux KVMs) and clean >> their disks without issue. > > > My guess is probably it was making some progress each time at syncing txg > or similar housekeeping tasks. Once it caught up the I/O load under import > dropped and it made it... > > > Yes, that sounds about right - two days of import/hang/reboot! At least > it was able to reboot its self. > > My machine will run indefinitely as long as there's little to no I/O load. > Once there's a fair amount of I/O the driver starts spitting out errors > eventually resulting in it stopping all I/O and eventually the kernel > declares it dead and resets (or drops to kdb) > > > I don't think it is the volume of I/O, but the location. I'm currently > working though the client KMVs and zero filling their drives (dd in Linux, > sdelete in Windows) which maxes out the pool I/O. Last time I tried this, > one VM would always trigger the hang. > I think I have pretty much confirmed my suspicion :( The system was stress tested for 24 hours without issue but as soon as I tried to destroy the KVM I had left shutdown, it locked up. So this looks to be a data related bug, which I expect will be very difficult to track down. -- Ian. ------------------------------------------- smartos-discuss Archives: https://www.listbox.com/member/archive/184463/=now RSS Feed: https://www.listbox.com/member/archive/rss/184463/25769125-55cfbc00 Modify Your Subscription: https://www.listbox.com/member/?member_id=25769125&id_secret=25769125-7688e9fb Powered by Listbox: http://www.listbox.com
