On 08/02/2002 01:24 AM, Manuel Krause wrote: > Hi! > > Maybe you are interested in my recent backup time comparison. I simply > copied the partitions with "cp -ax /.../a/. /.../b/" where "/.../b/" is > a freshly created reiserfs. I hope the comparison is readable and makes > sense for someone. >
O.k. I made a new comparison with just the data-logging patch replaced by the new -24, and now, only using fresh filesystems. I added the related lines from tonight to show the improvement. File size distribution statistics are available via email upon request (131kB as .tar.gz). Best wishes, Manuel partition 1: /dev/hdd7 2722896 1925876 797020 71% /mnt/alpha (is my / filesystem) new FS noatime,notail,data=writeback real 3m11.881s user 0m1.600s sys 0m49.040s ~9,802MB/s =100% new FS noatime,notail,data=ordered real 3m19.895s user 0m1.400s sys 0m49.890s ~9,409MB/s 96% new FS noatime,notail,data=journal real 6m48.534s user 0m1.570s sys 1m0.830s ~4,604MB/s 47% new FS noatime,notail "data-logging-23" (real 3m18.826s user 0m1.310s sys 0m49.710s) ~9,478MB/s 97% new FS noatime,notail,data=ordered "data-logging-23" (real 4m6.866s user 0m1.620s sys 0m50.120s) ~7,633MB/s 78% partition 2: /dev/hdd11 5550248 4490128 1060120 81% /mnt/alpha (is my software "repository") new FS noatime,notail,data=writeback real 8m46.739s user 0m1.430s sys 1m32.110s ~8,325MB/s =100% new FS noatime,notail,data=ordered real 8m56.040s user 0m1.410s sys 1m27.920s ~8,180MB/s 98% new FS noatime,notail,data=journal real 18m36.456s user 0m1.750s sys 1m58.480s ~3,928MB/s 47% new FS noatime,notail partition 86% full, "data-logging-23" (real 9m20.956s user 0m1.680s sys 1m39.190s) ~8,248MB/s 99% new FS noatime,notail,data=ordered part. 86% full, "data-logging-23" (real 11m54.513s user 0m1.910s sys 1m38.460s) ~6,476MB/s 78%
