Re: btrfs is related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Marc MERLIN
On Sun, Jul 06, 2014 at 07:58:15AM -0700, Marc MERLIN wrote: As an update, after 1.7 days of scrubbing, the system has started getting sluggish, I'm getting synchronization problems/crashes in some of my tools that talk to serial ports (likely due to mini deadlocks in the kernel), and I'm

Re: btrfs partition remounted read-only

2014-07-13 Thread Marc MERLIN
On Fri, Jul 04, 2014 at 10:00:29AM -0700, Konstantin Svist wrote: I have an overnight cron job with /sbin/fstrim -v / /bin/bedup dedup --defrag Every once in a while, it causes the FS to be remounted read-only. Problem is pretty intermittent so far (aside from a few kernel revisions a

Re: Fwd: btrfs Wiki account request

2014-07-13 Thread Marc MERLIN
On Tue, Jul 08, 2014 at 10:19:08PM +0200, Sjon Hortensius wrote: I wrote a simple alternative for a script that is currently on the btrfs wiki (for showing quotas) in bash instead of Python. I have attempted to add this to the page but after entering the captcha 15 times my account was

Re: btrfs is related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Marc MERLIN
On Sun, Jul 13, 2014 at 07:29:18AM -0700, Marc MERLIN wrote: Is /proc/slabinfo supposed to show anything useful? This is the filesystem in question: gargamel:~# btrfs fi df /mnt/btrfs_pool2/ Data, single: total=3.34TiB, used=3.32TiB System, DUP: total=8.00MiB, used=400.00KiB System,

Re: btrfs quotas related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Marc MERLIN
On Sun, Jul 13, 2014 at 08:37:34AM -0700, Marc MERLIN wrote: On Sun, Jul 13, 2014 at 07:29:18AM -0700, Marc MERLIN wrote: Is /proc/slabinfo supposed to show anything useful? This is the filesystem in question: gargamel:~# btrfs fi df /mnt/btrfs_pool2/ Data, single: total=3.34TiB,

Re: btrfs partition remounted read-only

2014-07-13 Thread Chris Murphy
On Jul 4, 2014, at 11:00 AM, Konstantin Svist fry@gmail.com wrote: I have an overnight cron job with /sbin/fstrim -v / /bin/bedup dedup --defrag Probably not related, but these look backwards, why not reverse them? Chris Murphy -- To unsubscribe from this list: send the line

Re: btrfs partition remounted read-only

2014-07-13 Thread Konstantin Svist
On 07/13/2014 10:13 AM, Chris Murphy wrote: On Jul 4, 2014, at 11:00 AM, Konstantin Svist fry@gmail.com wrote: I have an overnight cron job with /sbin/fstrim -v / /bin/bedup dedup --defrag Probably not related, but these look backwards, why not reverse them? Chris Murphy Thanks,

Re: btrfs partition remounted read-only

2014-07-13 Thread Chris Murphy
On Jul 13, 2014, at 11:35 AM, Konstantin Svist fry@gmail.com wrote: On 07/13/2014 10:13 AM, Chris Murphy wrote: On Jul 4, 2014, at 11:00 AM, Konstantin Svist fry@gmail.com wrote: I have an overnight cron job with /sbin/fstrim -v / /bin/bedup dedup --defrag Probably not related,

Re: btrfs is related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Qu Wenruo
Original Message Subject: Re: btrfs is related to OOM death problems on my 8GB server with both 3.15.1 and 3.14? From: Marc MERLIN m...@merlins.org To: Andrew E. Mileski andr...@isoar.ca Date: 2014年07月13日 22:29 On Sun, Jul 06, 2014 at 07:58:15AM -0700, Marc MERLIN wrote: As

Re: btrfs quotas related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Qu Wenruo
Original Message Subject: Re: btrfs quotas related to OOM death problems on my 8GB server with both 3.15.1 and 3.14? From: Marc MERLIN m...@merlins.org To: Andrew E. Mileski andr...@isoar.ca, Duncan 1i5t5.dun...@cox.net, Russell Coker russ...@coker.com.au, Satoru Takeuchi

Re: btrfs quotas related to OOM death problems on my 8GB server with both 3.15.1 and 3.14?

2014-07-13 Thread Marc MERLIN
On Mon, Jul 14, 2014 at 09:36:28AM +0800, Qu Wenruo wrote: When you enable quota and create a subvolume, a qgroup(0/subvol id) will be created and bind to the newly created subvolume. But on the other hand, when you delete the subvolume, the qgroup will *not* be deleted automatically. So you

[PATCH] btrfs-progs: doc: fix incorrect subvol name

2014-07-13 Thread Tsutomu Itoh
Subvolume name is wrong. Fix it. Signed-off-by: Tsutomu Itoh t-i...@jp.fujitsu.com --- Documentation/btrfs-convert.txt | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/btrfs-convert.txt b/Documentation/btrfs-convert.txt index ed61d14..1eff0bf 100644 ---