subversion-commits mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Apache subversion Wiki <comm...@subversion.apache.org>
Subject [Subversion Wiki] Update of "StarDelta" by StefanFuhrmann
Date Wed, 19 Sep 2012 00:18:23 GMT
Dear Wiki user,

You have subscribed to a wiki page or wiki category on "Subversion Wiki" for change notification.

The "StarDelta" page has been changed by StefanFuhrmann:
http://wiki.apache.org/subversion/StarDelta?action=diff&rev1=2&rev2=3

Comment:
Fill in initial measurement results

  == Preliminary results ==
  
  Test data set: first revisions of fs_fs.c
- 6xx files
+ * 644 files
- 15x MB total
+ * 142 MB total
- 38x kB max. file size
+ * 379 kB max. file size
  
  Data sizes:
- 780 kB text body
+ * 766 kB text body
- 270k instructions (1.x MB) without common sequence optimization
+ * 259k instructions (1.01 MB) without common sequence optimization
- 3xx kB on disk (using quick_pack)
+ * 357 kB on disk (using quick_pack)
  
  Execution times:
- .? s creation (xx MB / s)
+ * 94 ms creation (1510 MB / s)
- .? s optimization (xx MB / s)
+ * 60 ms optimization (2370 MB / s)
- .? s compression
+ * 4.1 ms compression
- .? s total write time (xx MB/s data in, xx MB/s out to disk)
+ * 158 ms total write time (900 MB/s data in, 2.2 MB/s out to disk)
  
- .? s load and extract (xx MB/s)
- .? s extraxt (xx MB/s)
+ * 4 ms unpack
+ * 19 ms reconstruct (7,200 MB/s)
- .? s total read time (xx MB/data out, xx MB/s in from disk)
+ * 23 ms total read time (6,200 MB/data out, 15 MB/s in from disk)
  
  When imported into an empty 1.8 repository:
- 1.2 MB revs
+ * 1.3 MB revs
- 1.5 s for svnadmin verify
+ * 780 ms for svnadmin dump
  

Mime
View raw message