1 #!/bin/sh 1 #!/bin/sh
2 # SPDX-License-Identifier: GPL-2.0 2 # SPDX-License-Identifier: GPL-2.0
3 # description: event trigger - test histogram 3 # description: event trigger - test histogram trigger
4 # requires: set_event events/sched/sched_proce 4 # requires: set_event events/sched/sched_process_fork/trigger events/sched/sched_process_fork/hist
5 # flags: instance 5 # flags: instance
6 6
7 fail() { #msg 7 fail() { #msg
8 echo $1 8 echo $1
9 exit_fail 9 exit_fail
10 } 10 }
11 11
12 echo "Test histogram basic trigger" 12 echo "Test histogram basic trigger"
13 13
14 echo 'hist:keys=parent_pid:vals=child_pid' > e 14 echo 'hist:keys=parent_pid:vals=child_pid' > events/sched/sched_process_fork/trigger
15 for i in `seq 1 10` ; do ( echo "forked" > /de 15 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
16 grep parent_pid events/sched/sched_process_for 16 grep parent_pid events/sched/sched_process_fork/hist > /dev/null || \
17 fail "hist trigger on sched_process_fork d 17 fail "hist trigger on sched_process_fork did not work"
18 grep child events/sched/sched_process_fork/his 18 grep child events/sched/sched_process_fork/hist > /dev/null || \
19 fail "hist trigger on sched_process_fork d 19 fail "hist trigger on sched_process_fork did not work"
20 20
21 reset_trigger 21 reset_trigger
22 22
23 echo "Test histogram with compound keys" 23 echo "Test histogram with compound keys"
24 24
25 echo 'hist:keys=parent_pid,child_pid' > events 25 echo 'hist:keys=parent_pid,child_pid' > events/sched/sched_process_fork/trigger
26 for i in `seq 1 10` ; do ( echo "forked" > /de 26 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
27 grep '^{ parent_pid:.*, child_pid:.*}' events/ 27 grep '^{ parent_pid:.*, child_pid:.*}' events/sched/sched_process_fork/hist > /dev/null || \
28 fail "compound keys on sched_process_fork 28 fail "compound keys on sched_process_fork did not work"
29 29
30 reset_trigger 30 reset_trigger
31 31
32 echo "Test histogram with string key" 32 echo "Test histogram with string key"
33 33
34 echo 'hist:keys=parent_comm' > events/sched/sc 34 echo 'hist:keys=parent_comm' > events/sched/sched_process_fork/trigger
35 for i in `seq 1 10` ; do ( echo "forked" > /de 35 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
36 COMM=`cat /proc/$$/comm` 36 COMM=`cat /proc/$$/comm`
37 grep "parent_comm: $COMM" events/sched/sched_p 37 grep "parent_comm: $COMM" events/sched/sched_process_fork/hist > /dev/null || \
38 fail "string key on sched_process_fork did 38 fail "string key on sched_process_fork did not work"
39 39
40 reset_trigger 40 reset_trigger
41 41
42 echo "Test histogram with sym modifier" 42 echo "Test histogram with sym modifier"
43 43
44 echo 'hist:keys=call_site.sym' > events/kmem/k 44 echo 'hist:keys=call_site.sym' > events/kmem/kmalloc/trigger
45 for i in `seq 1 10` ; do ( echo "forked" > /de 45 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
46 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-z 46 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-zA-Z][_a-zA-Z]* *}' events/kmem/kmalloc/hist > /dev/null || \
47 fail "sym modifier on kmalloc call_site di 47 fail "sym modifier on kmalloc call_site did not work"
48 48
49 reset_trigger 49 reset_trigger
50 50
51 echo "Test histogram with sym-offset modifier" 51 echo "Test histogram with sym-offset modifier"
52 52
53 echo 'hist:keys=call_site.sym-offset' > events 53 echo 'hist:keys=call_site.sym-offset' > events/kmem/kmalloc/trigger
54 for i in `seq 1 10` ; do ( echo "forked" > /de 54 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
55 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-z 55 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-zA-Z][_a-zA-Z]*+0x[0-9a-f][0-9a-f]*' events/kmem/kmalloc/hist > /dev/null || \
56 fail "sym-offset modifier on kmalloc call_ 56 fail "sym-offset modifier on kmalloc call_site did not work"
57 57
58 reset_trigger 58 reset_trigger
59 59
60 echo "Test histogram with sort key" 60 echo "Test histogram with sort key"
61 61
62 echo 'hist:keys=parent_pid,child_pid:sort=chil 62 echo 'hist:keys=parent_pid,child_pid:sort=child_pid.ascending' > events/sched/sched_process_fork/trigger
63 for i in `seq 1 10` ; do ( echo "forked" > /de 63 for i in `seq 1 10` ; do ( echo "forked" > /dev/null); done
64 64
65 check_inc() { 65 check_inc() {
66 while [ $# -gt 1 ]; do 66 while [ $# -gt 1 ]; do
67 [ $1 -gt $2 ] && return 1 67 [ $1 -gt $2 ] && return 1
68 shift 1 68 shift 1
69 done 69 done
70 return 0 70 return 0
71 } 71 }
72 check_inc `grep -o "child_pid:[[:space:]]*[[:d 72 check_inc `grep -o "child_pid:[[:space:]]*[[:digit:]]*" \
73 events/sched/sched_process_fork/hist | cut 73 events/sched/sched_process_fork/hist | cut -d: -f2 ` ||
74 fail "sort param on sched_process_fork did 74 fail "sort param on sched_process_fork did not work"
75 75
76 exit 0 76 exit 0
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