Re: Broken filesystem, looking for guidance

2018-11-19 Thread Sébastien Luttringer
On Mon, 2018-11-19 at 14:28 +0800, Qu Wenruo wrote: > > On 2018/11/19 下午1:23, Sébastien Luttringer wrote: > > On Mon, 2018-11-19 at 13:00 +0800, Qu Wenruo wrote: > > From 20181029, it may be possible with extra help from btrfs-progs > developers. But at current point,

Re: Broken filesystem, looking for guidance

2018-11-18 Thread Sébastien Luttringer
On Mon, 2018-11-19 at 13:00 +0800, Qu Wenruo wrote: > May I ask for the oldest kernel ran on the fs? Looks like the first kernel on the host is 3.12.2. > To make it clear again, any --init-* should only be used when you're > completely sure what is going to happen (at code level). Copy. > >

Re: Broken filesystem, looking for guidance

2018-11-18 Thread Sébastien Luttringer
On Mon, 2018-11-19 at 08:48 +0800, Qu Wenruo wrote: > > On 2018/11/19 上午3:37, Sébastien Luttringer wrote: > > You haven't post btrfs check --readonly output, thus not helpful. The oldest `btrfs check --readonly' output I saved is from 29th October with a vanilla linux 4.19.0 kern

Broken filesystem, looking for guidance

2018-11-18 Thread Sébastien Luttringer
Hello, I opened a bug report[1] about a situation I have with a btrfs filesystem on my backup server. Looks like there is internal errors inside the filesytem which cannot be fixed by btrfs check. Currently, each time I cat a specific file, the filesystem is remounted read-only. How can I get

Size reported differently between profiles

2016-07-16 Thread Sébastien Luttringer
Hello, «btrfs fi usage» report size differently between single,RAID0,RAID1,RAID5,RAID6 and RAID10. The test is done with 2 files of 1.4GiB each on 4x10GiB devices. I used balance to get size between profiles. Data,single: Size:4.00GiB, Used:2.85GiB    /dev/sdb    1.00GiB    /dev/sdc    

btrfs replace performance with missing drive

2016-07-14 Thread Sébastien Luttringer
Hello, I have a performance issue with «btrfs replace» with raid5 and a _missing_ device. My btrfs rely on 6x4TB HDD and the operating system is an Archlinux. In a nutshell, I will need 23 to 46 days to replace on missing disk. # btrfs fi sh /home Label: 'raptor.home'  uuid:

Re: btrfs-progs tagged as v3.12

2014-04-06 Thread Sébastien Luttringer
On 21/03/2014 00:55, Chris Mason wrote: On 03/20/2014 07:36 PM, WorMzy Tykashi wrote: On 25 November 2013 21:45, Chris Mason chris.ma...@fusionio.com wrote: I don't know if there wasn't enough commits to justify a 3.13 release (I noticed your integration branch stalled 7 weeks ago, so I

Is my btrfs filesystem definitely dead?

2013-02-23 Thread Sébastien Luttringer
Hello, after a crash with linux 3.8.0, I'm unable to mount my btrfs root filesystem. I tried with a archlinux rescue cd with a linux 3.7.5, but I got the following errors: First trying to fix the fs: # btrfsck usage: btrfsck dev Btrfs v0.20-rc1 # btrfsck /dev/sdd2 checking extents checking fs

Re: Is my btrfs filesystem definitely dead?

2013-02-23 Thread Sébastien Luttringer
On 23/02/2013 23:48, Sébastien Luttringer wrote: Hello, after a crash with linux 3.8.0, I'm unable to mount my btrfs root filesystem. I tried with a archlinux rescue cd with a linux 3.7.5, but I got the following errors: ... Trying to mount the FS i got a OOPS. Is there something I