Re: -musage=0 means always reporting relocation

2014-05-13 Thread Russell Coker
On Sun, 11 May 2014 16:11:56 Brendan Hide wrote: On 2014/05/11 11:52 AM, Russell Coker wrote: On Sun, 11 May 2014, Russell Coker russ...@coker.com.au wrote: Below is the output of running a balance a few times on a 120G SSD. Sorry forgot to mention that's kernel 3.14.1 Debian package.

Re: -musage=0 means always reporting relocation

2014-05-13 Thread Duncan
Russell Coker posted on Tue, 13 May 2014 17:57:00 +1000 as excerpted: The pathological case is where you have a chunk that is 1% full and *every* other in-use chunk on the device is 100% full. In that situation, a balance will simply move that data into a new chunk (which will only ever reach

Re: -musage=0 means always reporting relocation

2014-05-12 Thread David Sterba
On Sun, May 11, 2014 at 04:11:56PM +0200, Brendan Hide wrote: On 2014/05/11 11:52 AM, Russell Coker wrote: On Sun, 11 May 2014, Russell Coker russ...@coker.com.au wrote: Below is the output of running a balance a few times on a 120G SSD. Sorry forgot to mention that's kernel 3.14.1 Debian

-musage=0 means always reporting relocation

2014-05-11 Thread Russell Coker
Below is the output of running a balance a few times on a 120G SSD. It seems that whenever I set the metadata usage to be greater than 0 it will report relocating something, regardless of whether that's possible. root@server:~# btrfs fi balance start -dusage=0 -musage=0 / Done, had to relocate

Re: -musage=0 means always reporting relocation

2014-05-11 Thread Russell Coker
On Sun, 11 May 2014, Russell Coker russ...@coker.com.au wrote: Below is the output of running a balance a few times on a 120G SSD. Sorry forgot to mention that's kernel 3.14.1 Debian package. -- My Main Blog http://etbe.coker.com.au/ My Documents Bloghttp://doc.coker.com.au/ -- To

Re: -musage=0 means always reporting relocation

2014-05-11 Thread Brendan Hide
On 2014/05/11 11:52 AM, Russell Coker wrote: On Sun, 11 May 2014, Russell Coker russ...@coker.com.au wrote: Below is the output of running a balance a few times on a 120G SSD. Sorry forgot to mention that's kernel 3.14.1 Debian package. Please send the output of the two following command:

Re: -musage=0 means always reporting relocation

2014-05-11 Thread Duncan
Russell Coker posted on Sun, 11 May 2014 19:43:16 +1000 as excerpted: Below is the output of running a balance a few times on a 120G SSD. It seems that whenever I set the metadata usage to be greater than 0 it will report relocating something, regardless of whether that's possible. Why