Re: system hangs due to qgroups

On Tuesday 06 December 2016 00:22:39 Marc Joliet wrote: > On Monday 05 December 2016 11:16:35 Marc Joliet wrote: > [...] > > > https://dl.dropboxusercontent.com/u/5328255/arthur_root_4.7.3_sanitized.im > > ag e.xz > > https://dl.dropboxusercontent.com/u/5328255/arthur_root_4.8.5_sanitized.im > >

Re: [SOLVED] Re: system hangs due to qgroups

On Tuesday 06 December 2016 11:12:12 Marc Joliet wrote: > I have disabled quotas already (first thing I did after > mounting). However, there were definitely 20-30, maybe more (enough for > 2, maybe 3, console pages -- I don't know how many lines the initramfs > rescue shell has, but based on

Re: [SOLVED] Re: system hangs due to qgroups

On Tuesday 06 December 2016 08:29:48 Qu Wenruo wrote: > At 12/05/2016 10:43 PM, Marc Joliet wrote: > > On Monday 05 December 2016 12:01:28 Marc Joliet wrote: > >>> This seems to be a NULL pointer bug in qgroup relocation fix. > >>> > >>> > >>> > >>> The latest fix (not merged yet) should

Re: [SOLVED] Re: system hangs due to qgroups

At 12/05/2016 10:43 PM, Marc Joliet wrote: On Monday 05 December 2016 12:01:28 Marc Joliet wrote: This seems to be a NULL pointer bug in qgroup relocation fix. The latest fix (not merged yet) should address it. You could try the for-next-20161125 branch from David to fix it:

Re: system hangs due to qgroups

On Monday 05 December 2016 11:16:35 Marc Joliet wrote: [...] > https://dl.dropboxusercontent.com/u/5328255/arthur_root_4.7.3_sanitized.imag > e.xz > https://dl.dropboxusercontent.com/u/5328255/arthur_root_4.8.5_sanitized.ima > ge.xz BTW, since my problem appears to have been known, does anybody

[SOLVED] Re: system hangs due to qgroups

On Monday 05 December 2016 12:01:28 Marc Joliet wrote: > > This seems to be a NULL pointer bug in qgroup relocation fix. > > > > > > > > The latest fix (not merged yet) should address it. > > > > > > > > You could try the for-next-20161125 branch from David to fix it: > >

Re: system hangs due to qgroups

On Monday 05 December 2016 12:01:28 Marc Joliet wrote: > > You could try the for-next-20161125 branch from David to fix it: > > https://github.com/kdave/btrfs-devel/tree/for-next-20161125 > > OK, I'll try that, thanks! I just have to wait for it to finish cloning... FWIW, I get this warning:

Re: system hangs due to qgroups

On Monday 05 December 2016 10:00:13 Marc Joliet wrote: > OK, I'll post the URLs once the images are uploaded. (I had Dropbox public > URLs right before my desktop crashed -- see below -- but now dropbox-cli > doesn't want to create them.) Alright, here you go:

Re: system hangs due to qgroups

On Sunday 04 December 2016 11:52:40 Chris Murphy wrote: > On Sun, Dec 4, 2016 at 9:02 AM, Marc Joliet wrote: > > Also, now the file system fails with the BUG I mentioned, see here: > > > > [Sun Dec 4 12:27:07 2016] BUG: unable to handle kernel paging request at > >

Re: system hangs due to qgroups

Marc Joliet posted on Sun, 04 Dec 2016 20:20:51 +0100 as excerpted: > On Sunday 04 December 2016 18:24:08 Duncan wrote: >> Marc Joliet posted on Sun, 04 Dec 2016 17:02:48 +0100 as excerpted: >> > [After trying it] >> > >> > Well, crap, I was able to get images of the file system (one >> >

Re: system hangs due to qgroups

At 12/04/2016 02:40 AM, Marc Joliet wrote: Hello all, I'm having some trouble with btrfs on a laptop, possibly due to qgroups. Specifically, some file system activities (e.g., snapshot creation, baloo_file_extractor from KDE Plasma) cause the system to hang for up to about 40 minutes, maybe

Re: system hangs due to qgroups

On Sunday 04 December 2016 18:24:08 Duncan wrote: > Marc Joliet posted on Sun, 04 Dec 2016 17:02:48 +0100 as excerpted: > > That's a good idea, although I'll probably start with sysrescuecd (Linux > > 4.8.5 and btrfs-progs 4.7.3), as I already have experience with it. > > > > [After trying it] >

Re: system hangs due to qgroups

On Sun, Dec 4, 2016 at 9:02 AM, Marc Joliet wrote: > > Also, now the file system fails with the BUG I mentioned, see here: > > [Sun Dec 4 12:27:07 2016] BUG: unable to handle kernel paging request at > fe10 > [Sun Dec 4 12:27:07 2016] IP: [] >

Re: system hangs due to qgroups

Marc Joliet posted on Sun, 04 Dec 2016 17:02:48 +0100 as excerpted: > That's a good idea, although I'll probably start with sysrescuecd (Linux > 4.8.5 and btrfs-progs 4.7.3), as I already have experience with it. > > [After trying it] > > Well, crap, I was able to get images of the file system

Re: system hangs due to qgroups

On Sunday 04 December 2016 03:10:19 Adam Borowski wrote: > On Sat, Dec 03, 2016 at 10:46:40PM +0100, Marc Joliet wrote: > > As it's a rescue shell, I have only the one shell AFAIK, and it's occupied > > by mount. So I can't tell if there are dmesg entries, however, when this > > happens during a

Re: system hangs due to qgroups

OK, so I tried a few things, to now avail, more below. On Saturday 03 December 2016 15:56:45 Chris Murphy wrote: > On Sat, Dec 3, 2016 at 2:46 PM, Marc Joliet wrote: > > On Saturday 03 December 2016 13:42:42 Chris Murphy wrote: > >> On Sat, Dec 3, 2016 at 11:40 AM, Marc Joliet

Re: system hangs due to qgroups

On Sat, Dec 03, 2016 at 10:46:40PM +0100, Marc Joliet wrote: > As it's a rescue shell, I have only the one shell AFAIK, and it's occupied > by mount. So I can't tell if there are dmesg entries, however, when this > happens during a normal running system, I never saw any dmesg entries. You can

Re: system hangs due to qgroups

On Sat, Dec 3, 2016 at 2:46 PM, Marc Joliet wrote: > On Saturday 03 December 2016 13:42:42 Chris Murphy wrote: >> On Sat, Dec 3, 2016 at 11:40 AM, Marc Joliet wrote: >> > Hello all, >> > >> > I'm having some trouble with btrfs on a laptop, possibly due to qgroups.

Re: system hangs due to qgroups

On Saturday 03 December 2016 13:42:42 Chris Murphy wrote: > On Sat, Dec 3, 2016 at 11:40 AM, Marc Joliet wrote: > > Hello all, > > > > I'm having some trouble with btrfs on a laptop, possibly due to qgroups. > > Specifically, some file system activities (e.g., snapshot creation, >

Re: system hangs due to qgroups

On Sat, Dec 3, 2016 at 11:40 AM, Marc Joliet wrote: > Hello all, > > I'm having some trouble with btrfs on a laptop, possibly due to qgroups. > Specifically, some file system activities (e.g., snapshot creation, > baloo_file_extractor from KDE Plasma) cause the system to hang for

system hangs due to qgroups

Hello all, I'm having some trouble with btrfs on a laptop, possibly due to qgroups. Specifically, some file system activities (e.g., snapshot creation, baloo_file_extractor from KDE Plasma) cause the system to hang for up to about 40 minutes, maybe more. It always causes (most of) my desktop