Re: Unmountable Array After Drive Failure During Device Deletion

2013-12-21 Thread Chris Kastorff
>> - Array is good. All drives are accounted for, btrfs scrub runs cleanly. >> btrfs fi show shows no missing drives and reasonable allocations. >> - I start btrfs dev del to remove devid 9. It chugs along with no >> errors, until: >> - Another drive in the array (NOT THE ONE I RAN DEV DEL ON) fail

Re: Unmountable Array After Drive Failure During Device Deletion

2013-12-19 Thread Chris Kastorff
On 12/19/2013 02:21 PM, Chris Murphy wrote: > > On Dec 19, 2013, at 2:26 AM, Chris Kastorff wrote: > >> btrfs-progs v0.20-rc1-358-g194aa4a-dirty > > Most of what you're using is in the kernel so this is not urgent but if it gets to needing btrfs check/repair, I'd

Re: Unmountable Array After Drive Failure During Device Deletion

2013-12-19 Thread Chris Kastorff
>>> I'm using btrfs in data and metadata RAID10 on drives (not on md or any >>> other fanciness.) >>> >>> I was removing a drive (btrfs dev del) and during that operation, a >>> different drive in the array failed. Having not had this happen before, >>> I shut down the machine immediately due to th

Re: Unmountable Array After Drive Failure During Device Deletion

2013-12-19 Thread Chris Kastorff
>> I'm using btrfs in data and metadata RAID10 on drives (not on md or any >> other fanciness.) >> >> I was removing a drive (btrfs dev del) and during that operation, a >> different drive in the array failed. Having not had this happen before, >> I shut down the machine immediately due to the extr

Unmountable Array After Drive Failure During Device Deletion

2013-12-19 Thread Chris Kastorff
I'm using btrfs in data and metadata RAID10 on drives (not on md or any other fanciness.) I was removing a drive (btrfs dev del) and during that operation, a different drive in the array failed. Having not had this happen before, I shut down the machine immediately due to the extremely loud piezo

Re: BTRFS error in __btrfs_inc_extent_ref:1935: Object already exists

2013-04-01 Thread Chris Kastorff
I have a (larger, 7x2TB at RAID10) filesystem that was recently hit by this. Same story; filesystem works normally, balance start, works for a while, then fails with similar stack traces and remounts read-only, after a reboot does not mount at all with similar error messages and stack traces. The

Kernel Panic while defragging a large file

2013-02-05 Thread Chris Kastorff
I have a btrfs volume spread over three 3TB disks, RAID1 data and metadata. The machine is old and underpowered; a 32-bit Atom box with 2GB of RAM. On it is a 1TB sparse file which is a dm-crypt volume containing an ext4 filesystem. For the past few months, I've been writing very slowly to the in