1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
|
#!/bin/bash
set -xeuo pipefail
# Make sure ftrace is configured in the kernel. Skip this test otherwise.
if [[ "$(mount | awk '/tracefs/{print $5}')" != "tracefs" ]]; then
echo "skipping test - tracefs not mounted"
exit 77
fi
# Make sure we have permissions to read /sys/kernel/tracing.
if ! ls /sys/kernel/tracing; then
echo "skipping test - cannot read /sys/kernel/tracing"
exit 77
fi
# Run some basic tests using examples form trace-cmd-record(1).
trace-cmd record -e all ls > /dev/null
trace-cmd report
trace-cmd record -p function -e sched_switch ls > /dev/null
trace-cmd report
trace-cmd record --profile sleep 1
trace-cmd report --profile --comm "sleep"
|
