File: performance.txt

package info (click to toggle)
openafs 1.4.2-6etch3
  • links: PTS
  • area: main
  • in suites: etch
  • size: 42,324 kB
  • ctags: 55,614
  • sloc: ansic: 397,846; sh: 10,033; makefile: 9,203; perl: 7,679; java: 5,633; asm: 1,276; yacc: 983; lex: 318; tcl: 249; objc: 137; csh: 123
file content (64 lines) | stat: -rw-r--r-- 1,608 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
argos.mit.edu with 1.3.73 client
171,194,368 byte file.  "fs flush" before each command

200mb cache; No MaxMTU
       write/crypt 2.793 MB/sec
       read/crypt  2.897 MB/sec

       write/clear 7.123 MB/sec
       read/clear  5.991 MB/sec

1.2.10(skyrope)
        write/crypt:  1.836 MB/sec
        read/crypt:   1.497 MB/sec

        write/clear:  2.927 MB/sec
        read/clear:   2.065 MB/sec


                 1.2.10          1.3.73       improvement
              ------------    ------------    -----------
write/crypt   1.836 MB/sec    2.793 MB/sec       52.1%
read/crypt    1.497 MB/sec    2.897 MB/sec       93.5%
                              
write/clear   2.927 MB/sec    7.123 MB/sec      143.4%
read/clear    2.065 MB/sec    5.991 MB/sec      190.1%



mitz@ANDREW.CMU.EDU tested the 1.3.73 client on his machine
against his cell copying a 367181824 byte file.  "fs flush"
was run prior to each command.


Default MaxMTU; Default cache
       write/crypt:  4.158 MB/sec
       read/crypt:   5.730 MB/sec

       write/clear:  4.537 MB/sec
       read/clear:  16.762 MB/sec

Changing the cache size made no difference

No MaxMTU; 400MB cache
       write/crypt:  4.863 MB/sec
       read/crypt:   6.083 MB/sec

       write/clear: 14.286 MB/sec
       read/clear:  16.257 MB/sec

From Andrew Linux with 1.2.10 on the same machine:
       write/crypt:  5.358 MB/sec
       read/crypt:  12.855 MB/sec

       write/crypt  18.040 MB/sec (unique file names)
       read/crypt   23.160 MB/sec (unique file names)

       write/clear: 16.401 MB/sec
       read/clear:  25.192 MB/sec