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Done automation for scheduler workflow. #2723
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#!/usr/bin/env python | ||
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# This program is free software; you can redistribute it and/or modify | ||
# it under the terms of the GNU General Public License as published by | ||
# the Free Software Foundation; either version 2 of the License, or | ||
# (at your option) any later version. | ||
# | ||
# This program is distributed in the hope that it will be useful, | ||
# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | ||
# | ||
# See LICENSE for more details. | ||
# | ||
# Copyright: 2023 IBM | ||
# Author: Samir A Mulani <[email protected]> | ||
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import os | ||
from avocado import Test | ||
from avocado.utils import process | ||
from avocado.utils import git | ||
from avocado.utils.software_manager.manager import SoftwareManager | ||
from avocado.utils import linux_modules | ||
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class log_generator(Test): | ||
def setUp(self): | ||
""" | ||
Here in this test case we are running any cpu intensive workload | ||
and capturing the disfferent logs, | ||
Ex: perf_stat, strace and sched_scoreboard etc. | ||
""" | ||
pkgs = [] | ||
directory_name = "sched-scoreboard" | ||
self.sched_scoreboard_dir = os.path.expanduser(f"~/{directory_name}") | ||
self.uname = linux_modules.platform.uname()[2] | ||
self.kernel_ver = "kernel-devel-%s" % self.uname | ||
smm = SoftwareManager() | ||
pkgs.extend(["strace", "perf", "trace-cmd", "git", "bpftrace"]) | ||
for pkg in pkgs: | ||
if not smm.check_installed(pkg) and not smm.install(pkg): | ||
self.cancel("Not able to install %s" % pkg) | ||
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self.user_command = self.params.get('user_command', default="sleep 10") | ||
self.repeat = int(self.params.get('repeat', default="10")) | ||
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cmd = "command -v bpftrace &>/dev/null" | ||
info = process.system_output(cmd, ignore_status=True) | ||
if not info: | ||
self.cancel( | ||
"bpftrace is not installed. Please install it \ | ||
for sched-scoreboard to work.") | ||
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if os.path.exists(self.sched_scoreboard_dir) and os.path.isdir( | ||
self.sched_scoreboard_dir): | ||
os.chdir(self.sched_scoreboard_dir) | ||
cmd = "git pull" | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
else: | ||
os.mkdir(self.sched_scoreboard_dir) | ||
os.chdir(self.sched_scoreboard_dir) | ||
git.get_repo('https://github.com/AMDESE/sched-scoreboard.git', | ||
branch='main', | ||
destination_dir=self.sched_scoreboard_dir) | ||
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# Create symbolic link to bpftrace | ||
cmd = 'ln -s "$(which bpftrace)" "%s/bpftrace"' % \ | ||
(self.sched_scoreboard_dir) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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def test_sched_scoreboard_setup(self): | ||
"""_summary_ | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. This comment can be removed |
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Here in this test case we are cloning the sched_scoreboard | ||
repo and prepareing the sched_scoreboard to run. | ||
""" | ||
scoreboard_setup_log_file = self.logdir + "/sched_scoreboard_setup" | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. This part will change to...
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os.mkdir(scoreboard_setup_log_file) | ||
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log_file = "%s/sched_scoreboard_command_output_%s.log" % ( | ||
scoreboard_setup_log_file, self.kernel_ver) | ||
cmd = 'echo "Using command: %s >> %s" 2>&1' % ( | ||
self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'lscpu >> "%s" 2>&1' % (log_file) | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. This test need not run There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Also, If we can collect other system level data such as Also as part of sysinfo utility's pre, create a backup |
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process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
cmd = 'echo >> "%s" 2>&1' % (log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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# Execute the command and append the output to the log file | ||
for i in range(self.repeat): | ||
cmd = 'eval "$user_command" >> "%s" 2>&1' % (log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'echo >> "%s" 2>&1' % (log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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for i in range(self.repeat): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. This method sets up sched-scoreboard repo and later runs the user supplied command through There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. setup of sched-scoreboard repo can be done inside setUp() method |
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# Execute the command and append the output to the log file | ||
cmd = '/usr/bin/time -v $(echo %s) >> "%s" 2>&1' % ( | ||
self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more.
Please refactor this part to separate
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more.
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def test_strace_cmd(self): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. s/test_strace_cmd/test_run_with_strace_repeat/ |
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""" | ||
Run the strace command | ||
""" | ||
strace_log_file = self.logdir + "/strace" | ||
os.mkdir(strace_log_file) | ||
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log_file = "%s/strace_command_output_%s.log" % ( | ||
strace_log_file, self.kernel_ver) | ||
cmd = 'strace -c $(echo %s) >> "%s" 2>&1' % (self.user_command, | ||
log_file) | ||
for i in range(2): | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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def test_perf_stat_cmd(self): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. s/test_perf_stat_cmd/test_run_with_perf_stat_repeat/ |
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"""_summary_ | ||
Run the workload command with perf stat. | ||
""" | ||
perf_log_file = self.logdir + "/perf_stat" | ||
os.mkdir(perf_log_file) | ||
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log_file = "%s/perf_stat_command_output_%s.log" % ( | ||
perf_log_file, self.kernel_ver) | ||
cmd = 'perf stat -r %d -d -d -d -- $(echo %s) >> "%s" 2>&1' % ( | ||
self.repeat, self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'echo >> "%s" 2>&1' % (log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'perf stat -r %d -d -d -d --all-kernel -- $(echo %s) \ | ||
>> "%s" 2>&1' % ( | ||
self.repeat, self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'echo >> "%s" 2>&1' % (log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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cmd = 'perf stat -r %d -d -d -d --all-user -- $(echo %s) \ | ||
>> "%s" 2>&1' % ( | ||
self.repeat, self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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def test_sched_scoreboard_cmd(self): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. s/test_sched_scoreboard_cmd/test_run_with_sched_scoreboard/ |
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"""_summary_ | ||
Here we are running the sched_scoreboard to capture and report | ||
all the data related to the Linux Kernel Scheduler. | ||
""" | ||
sched_log_file = self.logdir + "/sched_scoreboard" | ||
os.mkdir(sched_log_file) | ||
log_file = "%s/sched_scoreboard_command_output_%s.log" % ( | ||
sched_log_file, self.kernel_ver) | ||
cmd = 'bash %s/sched-scoreboard.sh --logdir "%s" -e -d --workload \ | ||
"%s" >> "%s" 2>&1' % (self.sched_scoreboard_dir, | ||
sched_log_file, self.user_command, | ||
log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) | ||
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def test_trace_cmd(self): | ||
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. s/test_trace_cmd/test_run_with_trace_cmd/ |
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"""_summary_ | ||
Here we are running the workload command with trace command. | ||
""" | ||
trace_log_file = self.logdir + "/trace" | ||
os.mkdir(trace_log_file) | ||
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log_file = "%s/trace_command_output_%s.dat" % ( | ||
trace_log_file, self.kernel_ver) | ||
cmd = 'trace-cmd record -e sched -o "%s" -- $(echo %s) >> "%s" \ | ||
2>&1' % (trace_log_file, self.user_command, log_file) | ||
process.run(cmd, ignore_status=True, sudo=True, shell=True) |
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user_command: | ||
repeat: |
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Choose a reason for hiding this comment
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Please rename this method to
test_run_with_time_repeat