1dahdi_test(8) System Manager's Manual dahdi_test(8)
2
3
4
6 dahdi_test — Test if the DAHDI timer provides timely response
7
9 dahdi_test [ -v ]
10
11
13 dahdi_test dahdi_test runs a timing test in a loop and prints the
14 result of each loop. The test is as follows:
15
16 It reads 8192 bytes from the DAHDI timer device (/dev/dahdi/pseudo).
17 This should take exactly 8000 ms . It uses calls to gettimeofday(2)
18 before and after that read to check that indeed exactly 8000ms have
19 passed.
20
21 Values of 100% and 99.99% Are normally considered a definite pass.
22 Values of 99.98% and 99.97% are probably OK as well.
23
24
26 -v
27 Be more verbose: print one line per test.
28
29 -c count
30 Run for count times instead of running forever.
31
32
34 /dev/dahdi/pseudo
35 The device file used to access the DAHDI timer.
36
37
39 dahdi_tool(8), dahdi_cfg(8), asterisk(8). gettimeofday(2)
40
41
43 This manual page was written by Tzafrir Cohen <tzafrir.cohen@xor‐
44 com.com> Permission is granted to copy, distribute and/or modify this
45 document under the terms of the GNU General Public License, Version 2
46 any later version published by the Free Software Foundation.
47
48
49
50 2005-06-25 dahdi_test(8)