Re: an observation regarding FSFS performance on BTRFS

2011-09-14 Thread Ben Smith-Mannschott
Out of curiosity, I built the 1.7.0 rc3 that's currently in preparation and tried it on both systems. The EXT4 system managed 200 revisions in the time it took the BTRFS system to complete 70, so the EXT4 system is about 3x faster for this particular test. It appears as if the server-side changes i

Re: an observation regarding FSFS performance on BTRFS

2011-09-12 Thread Daniel Shahaf
1.7 includes performance optimizations by Stefan2, new cache modules, new cache users, etc. branches/performance includes, among other things, a file handles cache for FSFS. The plan is to merge that for 1.8. branches/revprop-packing packs revprops into flat files (not to sqlite). A basic form c

Re: an observation regarding FSFS performance on BTRFS

2011-09-12 Thread Ben Smith-Mannschott
I'm using 1.6.x. I wasn't aware that there'd been sufficient server-side work in 1.7.x as to make this distinction important. // ben On Mon, Sep 12, 2011 at 16:12, Daniel Shahaf wrote: > You haven't mentioned what version of svn you use.  As you say, there > has been work recently --- some of it

Re: an observation regarding FSFS performance on BTRFS

2011-09-12 Thread Daniel Shahaf
You haven't mentioned what version of svn you use. As you say, there has been work recently --- some of it is in 1.7, some of it is on ^/subversion/branches/performance, some of it is on ^/subversion/branches/revprop-packing, and some additional ideas are in notes/fsfs-improvements.txt in trunk.