Commit | Line | Data |
---|---|---|
76929ab5 MH |
1 | #!/bin/sh |
2 | # description: event trigger - test histogram trigger | |
3 | ||
4 | do_reset() { | |
5 | reset_trigger | |
6 | echo > set_event | |
7 | clear_trace | |
8 | } | |
9 | ||
10 | fail() { #msg | |
11 | do_reset | |
12 | echo $1 | |
13 | exit $FAIL | |
14 | } | |
15 | ||
16 | if [ ! -f set_event -o ! -d events/sched ]; then | |
17 | echo "event tracing is not supported" | |
18 | exit_unsupported | |
19 | fi | |
20 | ||
21 | if [ ! -f events/sched/sched_process_fork/trigger ]; then | |
22 | echo "event trigger is not supported" | |
23 | exit_unsupported | |
24 | fi | |
25 | ||
0ded5174 | 26 | if [ ! -f events/sched/sched_process_fork/hist ]; then |
76929ab5 MH |
27 | echo "hist trigger is not supported" |
28 | exit_unsupported | |
29 | fi | |
30 | ||
0ded5174 SRRH |
31 | reset_tracer |
32 | do_reset | |
33 | ||
76929ab5 MH |
34 | echo "Test histogram basic tigger" |
35 | ||
36 | echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger | |
37 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
38 | grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \ | |
39 | fail "hist trigger on sched_process_fork did not work" | |
40 | grep child events/sched/sched_process_fork/hist > /dev/null || \ | |
41 | fail "hist trigger on sched_process_fork did not work" | |
42 | ||
43 | reset_trigger | |
44 | ||
45 | echo "Test histogram with compound keys" | |
46 | ||
47 | echo 'hist:keys=parent_pid,child_pid' > events/sched/sched_process_fork/trigger | |
48 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
49 | grep '^{ parent_pid:.*, child_pid:.*}' events/sched/sched_process_fork/hist > /dev/null || \ | |
50 | fail "compound keys on sched_process_fork did not work" | |
51 | ||
52 | reset_trigger | |
53 | ||
54 | echo "Test histogram with string key" | |
55 | ||
56 | echo 'hist:keys=parent_comm' > events/sched/sched_process_fork/trigger | |
57 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
58 | COMM=`cat /proc/$$/comm` | |
59 | grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \ | |
60 | fail "string key on sched_process_fork did not work" | |
61 | ||
62 | reset_trigger | |
63 | ||
64 | echo "Test histogram with sort key" | |
65 | ||
66 | echo 'hist:keys=parent_pid,child_pid:sort=child_pid.ascending' > events/sched/sched_process_fork/trigger | |
67 | for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done | |
68 | ||
69 | check_inc() { | |
70 | while [ $# -gt 1 ]; do | |
71 | [ $1 -gt $2 ] && return 1 | |
72 | shift 1 | |
73 | done | |
74 | return 0 | |
75 | } | |
76 | check_inc `grep -o "child_pid:[[:space:]]*[[:digit:]]*" \ | |
77 | events/sched/sched_process_fork/hist | cut -d: -f2 ` || | |
78 | fail "sort param on sched_process_fork did not work" | |
79 | ||
80 | do_reset | |
81 | ||
82 | exit 0 |