Re: [PATCH 0/3] Btrfs: save free space cache to the disk

2010-09-20 Thread Sander
Josef Bacik wrote (ao): This patch series introduces the ability for btrfs to store the free space cache ondisk to make the caching of a block group much quicker. Previously we had to search the entire extent-tree to look for gaps everytime we wanted to allocate in a block group. This

Re: Question of stability

2010-09-20 Thread Chris Mason
On Mon, Sep 20, 2010 at 11:00:08AM +, Lubos Kolouch wrote: No, not stable! Again, after powerloss, I have *two* damaged btrfs filesystems. Please tell me more about your system. I do extensive power fail testing here without problems, and corruptions after powerloss are very often caused

Re: Question of stability

2010-09-20 Thread Lubos Kolouch
On Mon, 20 Sep 2010 07:30:57 -0400, Chris Mason wrote: On Mon, Sep 20, 2010 at 11:00:08AM +, Lubos Kolouch wrote: No, not stable! Again, after powerloss, I have *two* damaged btrfs filesystems. Please tell me more about your system. I do extensive power fail testing here without

Re: Question of stability

2010-09-20 Thread Chris Mason
On Mon, Sep 20, 2010 at 12:10:08PM +, Lubos Kolouch wrote: On Mon, 20 Sep 2010 07:30:57 -0400, Chris Mason wrote: On Mon, Sep 20, 2010 at 11:00:08AM +, Lubos Kolouch wrote: No, not stable! Again, after powerloss, I have *two* damaged btrfs filesystems. Please tell me more

Re: Question of stability

2010-09-20 Thread Stephan von Krawczynski
On Mon, 20 Sep 2010 07:30:57 -0400 Chris Mason chris.ma...@oracle.com wrote: On Mon, Sep 20, 2010 at 11:00:08AM +, Lubos Kolouch wrote: No, not stable! Again, after powerloss, I have *two* damaged btrfs filesystems. Please tell me more about your system. I do extensive power fail

Re: Question of stability

2010-09-20 Thread Chris Mason
On Mon, Sep 20, 2010 at 02:21:15PM +0200, Stephan von Krawczynski wrote: On Mon, 20 Sep 2010 07:30:57 -0400 Chris Mason chris.ma...@oracle.com wrote: On Mon, Sep 20, 2010 at 11:00:08AM +, Lubos Kolouch wrote: No, not stable! Again, after powerloss, I have *two* damaged btrfs

Re: Question of stability

2010-09-20 Thread C Anthony Risinger
On Mon, Sep 20, 2010 at 10:12 AM, K. Richard Pixley r...@noir.com wrote:  On 9/18/10 17:43 , C Anthony Risinger wrote: I remeber someone recently using it for continuous build servers successfully That's probably me and I wouldn't call the effort successful yet.  There are at least several

Re: Question of stability

2010-09-20 Thread K. Richard Pixley
On 9/18/10 17:43 , C Anthony Risinger wrote: I remeber someone recently using it for continuous build servers successfully That's probably me and I wouldn't call the effort successful yet. There are at least several outstanding problems including the limit on the number of links to a file.

Performance degradation

2010-09-20 Thread Dave Cundiff
Hi, I have a btrfs backup system that has been running great. Its been backing up 6 systems with 500-750 gigs of data using Rsync and snapshots. Every night I snapshot the backup and overwrite it. Recently it has been unable to complete the backups. Its running s slow that it can barely

Re: Performance degradation

2010-09-20 Thread K. Richard Pixley
Do you have any kernel processes running constantly? Any taking near 100% of a CPU? --rich On Sep 20, 2010, at 14:24, Dave Cundiff syshack...@gmail.com wrote: Hi, I have a btrfs backup system that has been running great. Its been backing up 6 systems with 500-750 gigs of data using Rsync

Re: Performance degradation

2010-09-20 Thread Dave Cundiff
On Mon, Sep 20, 2010 at 9:19 PM, K. Richard Pixley r...@noir.com wrote: Do you have any kernel processes running constantly?  Any taking near 100% of a CPU? --rich Now that I look again, it seems that the btrfs-cleaner process is still running. CPU isn't much of an issue on this box. Its a