archive/AfsPerformance.mdwn

   1 # AFS Performance
   2
   3 This is the central page for collecting the current AFS performance testing concepts, methods, and metrics.
   4
   5 ## TODO
   6 * System diagram of AFS observability tools
   7   * goal state: similar to [Brendan Gregg's for Linux][1]
   8   * current state: [OpenAFS Arch][2]
   9 * Work load definitions
  10   * git/tar operations on AFS compared to local FS
  11   * large file r/w
  12   * man small file r/w
  13
  14 ## References
  15 [MIT Wollman][3] AFS testing
  16
  17 Postmark
  18
  19 * http://www.filesystems.org/docs/auto-pilot/Postmark.html
  20 * https://openbenchmarking.org/test/pts/postmark
  21 * http://www.dartmouth.edu/~davidg/postmark_instructions.html
  22
  23
  24 [1]: http://www.brendangregg.com/Perf/linux_observability_tools.png "Linux Observability Tools"
  25 [2]: https://wiki.openafs.org/diagrams/openafs-arch-3.png "OpenAFS Arch"
  26 [3]: http://people.csail.mit.edu/wollman/afs-performance.html "Wollman Performance"