{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"YouTube per-CPU CGroup residency analysis\n",
"=======================\n",
"This is a run of experiments/run_youtube.py with the cgroups module enabled.\n",
"This notebook parses and plots the trace.html"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": false
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Populating the interactive namespace from numpy and matplotlib\n"
]
}
],
"source": [
"#!/usr/bin/env python\n",
"%pylab inline\n",
"import trappy\n",
"from trace import Trace\n",
"import logging\n",
"import pandas as pd\n",
"import numpy as np\n",
"import os\n",
"\n",
"from conf import LisaLogging\n",
"LisaLogging.setup(level=logging.ERROR)\n",
"logging.info('#### Setup FTrace')\n",
"path_to_html = \"/home/joelaf/repo/lisa-aosp/external/lisa/results/YouTube_cgroups/trace.html\""
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"collapsed": false
},
"outputs": [],
"source": [
"tr = Trace(None, path_to_html,\n",
" cgroup_info = { \n",
" 'cgroups': ['foreground', 'background', 'system-background', 'top-app', 'rt'],\n",
" 'controller_ids': { 4: 'cpuset', 2: 'schedtune' }\n",
" },\n",
" events=[ 'sched_switch', 'cgroup_attach_task_devlib', 'cgroup_attach_task', 'sched_process_fork' ],\n",
" normalize_time=False)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"Total amount of time spent per Cgroup (schedtune)\n",
"===========================\n",
"(NaN is the idle task)"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {
"collapsed": false,
"scrolled": true
},
"outputs": [
{
"data": {
"text/html": [
"\n",
"
\n",
" \n",
" \n",
" | \n",
" cpu_0 | \n",
" cpu_1 | \n",
" cpu_2 | \n",
" cpu_3 | \n",
" cpu_4 | \n",
" cpu_5 | \n",
" cpu_6 | \n",
" cpu_7 | \n",
" total | \n",
"
\n",
" \n",
" | schedtune | \n",
" | \n",
" | \n",
" | \n",
" | \n",
" | \n",
" | \n",
" | \n",
" | \n",
" | \n",
"
\n",
" \n",
" \n",
" \n",
" | background | \n",
" 0.633808 | \n",
" 0.587137 | \n",
" 0.111612 | \n",
" 0.599506 | \n",
" 0.000000 | \n",
" 0.000000 | \n",
" 0.080220 | \n",
" 0.733517 | \n",
" 2.745800 | \n",
"
\n",
" \n",
" | foreground | \n",
" 3.274369 | \n",
" 2.595157 | \n",
" 1.109054 | \n",
" 0.602993 | \n",
" 0.392300 | \n",
" 0.080261 | \n",
" 0.813363 | \n",
" 0.686558 | \n",
" 9.554055 | \n",
"
\n",
" \n",
" | root | \n",
" 5.106101 | \n",
" 3.514242 | \n",
" 3.071482 | \n",
" 2.395961 | \n",
" 0.419476 | \n",
" 0.262916 | \n",
" 2.435605 | \n",
" 0.917947 | \n",
" 18.123730 | \n",
"
\n",
" \n",
" | top-app | \n",
" 0.374568 | \n",
" 0.190691 | \n",
" 0.109953 | \n",
" 0.073359 | \n",
" 3.866974 | \n",
" 2.600265 | \n",
" 1.132602 | \n",
" 0.331521 | \n",
" 8.679933 | \n",
"
\n",
" \n",
" | NaN | \n",
" 22.712249 | \n",
" 25.435441 | \n",
" 27.696106 | \n",
" 28.973463 | \n",
" 27.399202 | \n",
" 29.133609 | \n",
" 27.903757 | \n",
" 29.408312 | \n",
" 218.662139 | \n",
"
\n",
" \n",
"
\n",
"