Filesystem extremly fragmented after scrub

2014-03-03 Thread Clemens Eisserer
Hi, I am using btrfs on a single device with crompress-force=lzo and after I scrubbed the device once (kernel-3.12), the filesystem is extremly fragmented - running defrag on all file didn't improve the situation unfourtunately. Because I have a fast SSD this is barely noticeable when booting the

Re: Filesystem extremly fragmented after scrub

2014-03-03 Thread Duncan
Clemens Eisserer posted on Mon, 03 Mar 2014 16:50:35 +0100 as excerpted: I am using btrfs on a single device with crompress-force=lzo and after I scrubbed the device once (kernel-3.12), the filesystem is extremly fragmented - running defrag on all file didn't improve the situation

Re: Filesystem extremly fragmented after scrub

2014-03-03 Thread Chris Murphy
On Mar 3, 2014, at 8:50 AM, Clemens Eisserer linuxhi...@gmail.com wrote: When booting fsck reports the filesystem is 26% non-continous. I don't know what this means. There is no boot time fsck for Btrfs. So could you post the messages you're receiving and state what distribution and kernel

Re: Filesystem extremly fragmented after scrub

2014-03-03 Thread Clemens Eisserer
Hi, Some general notes .. VM images ... While NOCOW will prevent COW ... As mentioned the VM is configured to access the partition where linux is installed directly. So btrfs is not used as filesystem on the host machine, but rather on the guest which writes directly to disk (so no other