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#!/usr/bin/env python
import os
from runtest import TestBase
class TestCase(TestBase):
def __init__(self):
TestBase.__init__(self, 'sleep', serial=True, result="""
# DURATION TID FUNCTION
[24464] | main() {
[24464] | foo() {
[24464] | mem_alloc() {
4.976 us [24464] | malloc();
15.040 us [24464] | } /* mem_alloc */
[24464] | bar() {
[24464] | usleep() {
[24464] | /* sched:sched_switch (prev_comm=t-sleep ...) */
[24464] | /* sched:sched_switch (prev_comm=swapper/0 ...) */
2.176 ms [24464] | } /* usleep */
2.183 ms [24464] | } /* bar */
[24464] | mem_free() {
12.992 us [24464] | free();
15.400 us [24464] | } /* mem_free */
2.215 ms [24464] | } /* foo */
2.216 ms [24464] | } /* main */
""")
def prerun(self, timeout):
if os.geteuid() != 0:
return TestBase.TEST_SKIP
if os.path.exists('/.dockerenv'):
return TestBase.TEST_SKIP
return TestBase.TEST_SUCCESS
def setup(self):
self.option = '-E sched:sched_switch@kernel'
def sort(self, output, ignored=''):
""" This function post-processes output of the test to be compared .
It ignores blank and comment (#) lines and remaining functions. """
result = []
before_main = True
for ln in output.split('\n'):
if ln.find(' | main()') > 0:
before_main = False
if before_main:
continue
# ignore blank lines and comments
if ln.strip() == '' or ln.startswith('#'):
continue
# delete event specific info
if ln.find('sched:sched_switch') > 0:
ln = ' | /* sched:sched_switch */'
func = ln.split('|', 1)[-1]
result.append(func)
return '\n'.join(result)
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