Re: ENOSPC while creating snapshot

2016-03-05 Thread Martin Mlynář
On 5.3.2016 11:46, Filipe Manana wrote: On Sat, Mar 5, 2016 at 2:09 AM, Duncan <1i5t5.dun...@cox.net> wrote: Roman Mamedov posted on Sat, 05 Mar 2016 03:49:10 +0500 as excerpted: As you use the nodatacow mount option, this seems to be another case of http://www.spinics.net/lists/linux-btrfs/

Re: ENOSPC while creating snapshot

2016-03-05 Thread Filipe Manana
On Sat, Mar 5, 2016 at 2:09 AM, Duncan <1i5t5.dun...@cox.net> wrote: > Roman Mamedov posted on Sat, 05 Mar 2016 03:49:10 +0500 as excerpted: > >> As you use the nodatacow mount option, this seems to be another case of >> http://www.spinics.net/lists/linux-btrfs/msg51276.html >> http://www.spinics.n

Re: ENOSPC while creating snapshot

2016-03-05 Thread Martin Mlynář
On 5.3.2016 06:34, Duncan wrote: Chris Murphy posted on Fri, 04 Mar 2016 19:46:34 -0700 as excerpted: On Fri, Mar 4, 2016 at 4:16 PM, Martin Mlynář wrote: [Mount options line split/wrapped for followup] rw,noatime,nodatasum,nodatacow,ssd,discard,space_cache, enospc_debug,commit=900,subvo

Re: ENOSPC while creating snapshot

2016-03-04 Thread Duncan
Chris Murphy posted on Fri, 04 Mar 2016 19:46:34 -0700 as excerpted: > On Fri, Mar 4, 2016 at 4:16 PM, Martin Mlynář wrote: [Mount options line split/wrapped for followup] rw,noatime,nodatasum,nodatacow,ssd,discard,space_cache, enospc_debug,commit=900,subvolid=5,subvol=/ >>> >>> Most

Re: ENOSPC while creating snapshot

2016-03-04 Thread Chris Murphy
On Fri, Mar 4, 2016 at 4:16 PM, Martin Mlynář wrote: (rw,noatime,nodatasum,nodatacow,ssd,discard,space_cache,enospc_debug,commit=900,subvolid=5,subvol=/) >> >> Most likely unrelated but commit time of 15 minutes? Umm, OK why? > > > I'm trying to reduce writes to my ssd. This will not reduce writ

Re: ENOSPC while creating snapshot

2016-03-04 Thread Duncan
Roman Mamedov posted on Sat, 05 Mar 2016 03:49:10 +0500 as excerpted: > As you use the nodatacow mount option, this seems to be another case of > http://www.spinics.net/lists/linux-btrfs/msg51276.html > http://www.spinics.net/lists/linux-btrfs/msg51819.html > > and is fixed by https://patchwork.k

Re: ENOSPC while creating snapshot

2016-03-04 Thread Roman Mamedov
On Fri, 04 Mar 2016 22:10:57 +0100 ne...@smoula.net wrote: > Hello, > > I'm encountering weird enospc problem while writing to filesystem and > creating snapshot at a same time: > > Steps to reproduce: > > start writing data to filesystem: > > # LC_ALL=C dd if=/dev/zero of=/foobar > dd: writi

Re: ENOSPC while creating snapshot

2016-03-04 Thread Chris Murphy
On Fri, Mar 4, 2016 at 2:10 PM, wrote: > Hello, > > I'm encountering weird enospc problem while writing to filesystem and > creating snapshot at a same time: > > Steps to reproduce: > > start writing data to filesystem: > > # LC_ALL=C dd if=/dev/zero of=/foobar > dd: writing to '/foobar': No spac

ENOSPC while creating snapshot

2016-03-04 Thread nexus
Hello, I'm encountering weird enospc problem while writing to filesystem and creating snapshot at a same time: Steps to reproduce: start writing data to filesystem: # LC_ALL=C dd if=/dev/zero of=/foobar dd: writing to '/foobar': No space left on device 3003803+0 records in 3003802+0 records