On Thu, Jan 20, 2011 at 02:01:45PM -0800, Alex Romosan wrote:
> my home directory is using xfs and i noticed that when i try to compile
> a program or do any kind of disk access (like git pull, etc) the amount
> of space used jumps by tens of gigabytes causing the disk to seemingly
> become full (eventually). on reboot the used disk space goes back to the
> correct value. i did a 'git bisect start -- fs/xfs' and i tracked it
> down to commit 6e857567dbbfe14dd6cc3f7414671b047b1ff5c7. if i revert
When you quote a commit, can you please include the name of the
6e85756 ("xfs: don't truncate prealloc from frequently accessed inodes")
> this patch then disk usage doesn't increase unexpectedly (i have 270GB
> free and the disk became full by simply trying to compile wine). i can
> try patches if somebody comes up with one.
I don't think you tracked the problem down to the correct commit.
The previous commit:
055388a xfs: dynamic speculative EOF preallocation
Is the one with the known bug that causes excessive preallocation
when files are zero sized. The candidate fix is here:
Can you see if that solves your problem?