winnotes-20050427
[openafs.git] / doc / txt / winnotes / performance.txt
1 argos.mit.edu with 1.3.73 client
2 171,194,368 byte file.  "fs flush" before each command
3
4 200mb cache; No MaxMTU
5        write/crypt 2.793 MB/sec
6        read/crypt  2.897 MB/sec
7
8        write/clear 7.123 MB/sec
9        read/clear  5.991 MB/sec
10
11 1.2.10(skyrope)
12         write/crypt:  1.836 MB/sec
13         read/crypt:   1.497 MB/sec
14
15         write/clear:  2.927 MB/sec
16         read/clear:   2.065 MB/sec
17
18
19                  1.2.10          1.3.73       improvement
20               ------------    ------------    -----------
21 write/crypt   1.836 MB/sec    2.793 MB/sec       52.1%
22 read/crypt    1.497 MB/sec    2.897 MB/sec       93.5%
23                               
24 write/clear   2.927 MB/sec    7.123 MB/sec      143.4%
25 read/clear    2.065 MB/sec    5.991 MB/sec      190.1%
26
27
28
29 mitz@ANDREW.CMU.EDU tested the 1.3.73 client on his machine
30 against his cell copying a 367181824 byte file.  "fs flush"
31 was run prior to each command.
32
33
34 Default MaxMTU; Default cache
35        write/crypt:  4.158 MB/sec
36        read/crypt:   5.730 MB/sec
37
38        write/clear:  4.537 MB/sec
39        read/clear:  16.762 MB/sec
40
41 Changing the cache size made no difference
42
43 No MaxMTU; 400MB cache
44        write/crypt:  4.863 MB/sec
45        read/crypt:   6.083 MB/sec
46
47        write/clear: 14.286 MB/sec
48        read/clear:  16.257 MB/sec
49
50 From Andrew Linux with 1.2.10 on the same machine:
51        write/crypt:  5.358 MB/sec
52        read/crypt:  12.855 MB/sec
53
54        write/crypt  18.040 MB/sec (unique file names)
55        read/crypt   23.160 MB/sec (unique file names)
56
57        write/clear: 16.401 MB/sec
58        read/clear:  25.192 MB/sec
59
60
61         
62
63
64