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Investigate increase in "bootup-time" errors

See original GitHub issue

@patrickhulce

awful repro:


N=30

export CHROME_PATH="/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary"

mkdir -p timing-runs

for run in {1..$N}
do
	echo "run NS $run"
	output_path="timing-runs/ns-$run.json"
	node lighthouse-cli https://www.elbatal-egypt.com/nader/ --output json --output-path="$output_path" --chrome-flags="--enable-features=NetworkService" --save-assets 2> /dev/null
	grep -q "Invalid task timing data" "$output_path"
	if [ $? -eq 0 ]; then
		echo broke
	fi
done

for run in {1..$N}
do
	echo "run no NS $run"
	output_path="timing-runs/no-ns-$run.json"
	node lighthouse-cli https://www.elbatal-egypt.com/nader/ --output json --output-path="$output_path" --chrome-flags="--disable-features=NetworkService" --save-assets 2> /dev/null
	grep -q "Invalid task timing data" "$output_path"
	if [ $? -eq 0 ]; then
		echo broke
	fi
done

for trace in timing-runs/*.trace.json; do
	echo $trace
	grep '"ph":"B"' $trace | wc -l ; grep '"ph":"E"' $trace | wc -l ;
done

Runs 12 and 15 for NS on failed. NS off never failed. Using Canary 75.0.3745.0.

Just NS 12 and 15:

ns-12-and-15.zip

timing-runs/no-ns-1-0.trace.json
   11057
   11052
timing-runs/no-ns-10-0.trace.json
   13173
   13168
timing-runs/no-ns-11-0.trace.json
   11194
   11189
timing-runs/no-ns-12-0.trace.json
   10710
   10705
timing-runs/no-ns-13-0.trace.json
   10992
   10986
timing-runs/no-ns-14-0.trace.json
   11276
   11270
timing-runs/no-ns-17-0.trace.json
   10534
   10529
timing-runs/no-ns-18-0.trace.json
   10845
   10839
timing-runs/no-ns-19-0.trace.json
   11046
   11041
timing-runs/no-ns-2-0.trace.json
    9754
    9750
timing-runs/no-ns-20-0.trace.json
   11345
   11339
timing-runs/no-ns-21-0.trace.json
   12167
   12161
timing-runs/no-ns-22-0.trace.json
   11571
   11566
timing-runs/no-ns-23-0.trace.json
   11784
   11778
timing-runs/no-ns-24-0.trace.json
   12144
   12138
timing-runs/no-ns-25-0.trace.json
   12870
   12864
timing-runs/no-ns-26-0.trace.json
   11549
   11543
timing-runs/no-ns-27-0.trace.json
   12113
   12107
timing-runs/no-ns-28-0.trace.json
   11884
   11880
timing-runs/no-ns-29-0.trace.json
   11580
   11574
timing-runs/no-ns-3-0.trace.json
   11248
   11242
timing-runs/no-ns-30-0.trace.json
   11901
   11895
timing-runs/no-ns-4-0.trace.json
   10796
   10790
timing-runs/no-ns-5-0.trace.json
    3537
    3533
timing-runs/no-ns-6-0.trace.json
   11472
   11466
timing-runs/no-ns-7-0.trace.json
   10895
   10890
timing-runs/no-ns-8-0.trace.json
   10997
   10992
timing-runs/no-ns-9-0.trace.json
   10665
   10660
timing-runs/ns-1-0.trace.json
   12281
   12276
timing-runs/ns-10-0.trace.json
   11881
   11876
timing-runs/ns-11-0.trace.json
   12156
   12151
timing-runs/ns-12-0.trace.json
    8761
    8754
timing-runs/ns-13-0.trace.json
   12384
   12379
timing-runs/ns-14-0.trace.json
   11936
   11931
timing-runs/ns-15-0.trace.json
   12096
   12087
timing-runs/ns-16-0.trace.json
    4120
    4116
timing-runs/ns-17-0.trace.json
   11637
   11632
timing-runs/ns-18-0.trace.json
   11660
   11654
timing-runs/ns-19-0.trace.json
   12428
   12422
timing-runs/ns-2-0.trace.json
   11877
   11872
timing-runs/ns-20-0.trace.json
   10836
   10831
timing-runs/ns-21-0.trace.json
   11888
   11883
timing-runs/ns-22-0.trace.json
   11808
   11803
timing-runs/ns-23-0.trace.json
   12032
   12027
timing-runs/ns-24-0.trace.json
   11909
   11904
timing-runs/ns-25-0.trace.json
   11018
   11013
timing-runs/ns-26-0.trace.json
   11617
   11612
timing-runs/ns-27-0.trace.json
   11674
   11668
timing-runs/ns-28-0.trace.json
   12381
   12376
timing-runs/ns-29-0.trace.json
   14834
   14829
timing-runs/ns-3-0.trace.json
   11533
   11528
timing-runs/ns-30-0.trace.json
   12478
   12472
timing-runs/ns-4-0.trace.json
   12751
   12746
timing-runs/ns-5-0.trace.json
   11631
   11625
timing-runs/ns-6-0.trace.json
   11443
   11439
timing-runs/ns-7-0.trace.json
   11955
   11950
timing-runs/ns-8-0.trace.json
   12248
   12243
timing-runs/ns-9-0.trace.json
   11776
   11770

Issue Analytics

State:
Created 4 years ago
Comments:12 (5 by maintainers)

Top GitHub Comments

1reaction

connorjclarkcommented, Mar 26, 2019

this will not be fast

python tools/bisect-builds.py -a mac -g 625896 -b 643727 --use-local-cache --not-interactive -t 30 -c "bash $HOME/bisect-timing.sh  %p"

bisect-timing.sh

#!/bin/bash

LH=~/code/lighthouse/lighthouse-cli

killall -9  chrome
export CHROME_PATH=$1
qs="Invalid task timing data"
if node "$LH" https://www.elbatal-egypt.com/nader/ --output json --chrome-flags=--enable-features=NetworkService 2> /dev/null | grep -q "$qs"; then
  echo broke
  exit 1
else
  echo ok
  exit 0
fi

0reactions

brendankennycommented, Jun 26, 2019

mostly fixed in #7728, with more coming in #9230 and tracked in #7764

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