Re: btrfs oops while mounting fuzzed btrfs image

2015-03-06 Thread Omar Sandoval
On Fri, Mar 06, 2015 at 09:56:07AM +0800, Qu Wenruo wrote: > > > Original Message > Subject: Re: btrfs oops while mounting fuzzed btrfs image > From: Liu Bo > To: Eryu Guan > Date: 2015年03月05日 18:27 > > >On Thu, Mar 05, 2015 at 06:13:54PM +0800, Eryu Guan wrote: > >>On Thu,

Status: converting raid levels

2015-03-06 Thread Marcel Ritter
Hi, please, can someone comment on the current status of raid level migration? (kernel 4.0.0-rc2, btrfs-progs 3.19-rc2) I just started testing this feature, and it doesn't seem to work: Starting with Raid1: root@thunder[ ~/btrfs-progs ]# ./btrfs fi df /tmp/m Data, RAID1: total=3.00GiB, used=512

Re: Status: converting raid levels

2015-03-06 Thread Holger Hoffstätte
On Fri, 06 Mar 2015 11:22:09 +0100, Marcel Ritter wrote: > please, can someone comment on the current status of raid level migration? > (kernel 4.0.0-rc2, btrfs-progs 3.19-rc2) > > I just started testing this feature, and it doesn't seem to work: You're very likely looking at something I found p

Re: [PATCH V2] Btrfs: catch transaction abortion after waiting for it

2015-03-06 Thread Liu Bo
On Thu, Mar 05, 2015 at 08:59:57AM -0500, Chris Mason wrote: > > > On Thu, Mar 5, 2015 at 5:36 AM, Liu Bo wrote: > >This problem is uncovered by a test case: > >http://patchwork.ozlabs.org/patch/244297. > > > >Fsync() can report success when it actually doesn't. When we > >have several threads

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2015-03-06 Thread Email Technical Support © 2015
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[PATCH v3] Btrfs: catch transaction abortion after waiting for it

2015-03-06 Thread Liu Bo
This problem is uncovered by a test case: http://patchwork.ozlabs.org/patch/244297. Fsync() can report success when it actually doesn't. When we have several threads running fsync() at the same tiem and in one fsync() we get a transaction abortion due to some problems(in the test case it's disk

Re: System crash while scrubbing on 3.18.x

2015-03-06 Thread Liu Bo
On Thu, Mar 05, 2015 at 05:18:21PM -0800, Cameron Berkenpas wrote: > Hello, > > Sorry for the long email... > > I've found my system locks up when scrubbing with 3.18.x, but not > with 3.17.8 across 2 systems. > > I have the following BTRFS partitions on system 1: > / (128GiB, 49GiB used on SSD

Re: btrfs oops while mounting fuzzed btrfs image

2015-03-06 Thread Eric Sandeen
On 3/6/15 4:01 AM, Omar Sandoval wrote: > Hi, Qu, > > I'm not seeing that in the code I'm looking at :( In fsfuzz:447, I see > the mangle executable called with an offset starting at 0, which would > mean that the superblock isn't safe. (Semi-wild guess follows): He may be using a hacked versi

Re: [PATCH 3/3] Btrfs: account for large extents with enospc

2015-03-06 Thread Filipe David Manana
On Wed, Feb 11, 2015 at 8:08 PM, Josef Bacik wrote: > On our gluster boxes we stream large tar balls of backups onto our fses. With > 160gb of ram this means we get really large contiguous ranges of dirty data, > but > the way our ENOSPC stuff works is that as long as it's contiguous we only hol

Re: System crash while scrubbing on 3.18.x

2015-03-06 Thread Cameron Berkenpas
Hello, I should have mentioned this earlier. I get absolutely nothing in the logs. I can't look at dmesg either as the system is completely unresponsive. On 03/06/2015 04:30 AM, Liu Bo wrote: On Thu, Mar 05, 2015 at 05:18:21PM -0800, Cameron Berkenpas wrote: Hello, Sorry for the long email.

[GIT PULL] Btrfs

2015-03-06 Thread Chris Mason
Hi Linus, My for-linus branch has some btrfs fixes: git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git for-linus I did rebase a patch out of the queue last night after tracking down some problems Dave Sterba was seeing during xfstests (the top three are obviously rebased). It w

Re: Quota limit question

2015-03-06 Thread Christian Robottom Reis
Just as a follow-up, I upgraded btrfs-tools and the kernel again. I currently have a filesystem which reports 1G exclusive use: root@riff# btrfs qg show -r -e /var -p -c qgroupid rfer excl max_rfer max_excl parent child -