Paolo Pisati wrote: > could you try a different speed/stress test? > > for example, download the latest firefox archive (or any other > big-enough compilable application), > decompress it on the server, export the filesystem via nfs and via gfs, > and try to compile it from > the client: what's the difference between the two filesystems? > I did some tests unpacking/compiling/installing mysql and the results are below. The results are variable -- GFS is better on some and NFS and better on others... GFS: # pwd /gfs/users/mysql-src # time unzip mysql-5.1.34.zip 3.448u 2.020s 1:06.49 8.2% 0+0k 0+0io 1pf+0w # pwd /gfs/users/mysql-src/mysql-5.1.34 # ./configure --prefix=/gfs/users/mysql # time make 1725.799u 174.510s 43:42.19 72.4% 0+0k 0+0io 16pf+0w # time make install 24.741u 15.672s 2:51.08 23.6% 0+0k 0+0io 26pf+0w <remove all mysql directories and start from scratch with NFS> NFS: # pwd /nfs/users/mysql-src # time unzip mysql-5.1.34.zip 3.100u 3.548s 12:10.88 0.9% 0+0k 0+0io 1pf+0w # pwd /nfs/users/mysql-src/mysql-5.1.34 # ./configure --prefix=/nfs/users/mysql # time make 1713.543u 178.927s 38:53.68 81.0% 0+0k 0+0io 8pf+0w # time make install 24.353u 17.173s 7:49.34 8.8% 0+0k 0+0io 12pf+0w Thanks, Matt
