Builder V8 Linux64 - internal snapshot Build 19939

Results:

Success

Trigger Info:

Project	v8
Revision	77ed999370e30bec7c11f0395ce4385d86f995ab
Got Revision	77ed999370e30bec7c11f0395ce4385d86f995ab

Execution:

• Source: Task 426b25f87f7fbf10
• Bot: swarm2416-c4
• Recipe: v8

Steps and Logfiles:

Show: Expanded Default Non-Green

1. ( 202 ms ) setup_build

   running recipe: "v8"
   • stdout
   • run_recipe
2. ( 1 mins 2 secs ) initialization
   • - no logs -
   1. ( 442 ms ) ensure builder cache dir
      • stdout
   2. ( 19 secs ) bot_update

      [238GB/295GB used (80%)]
      • stdout
      • json.output
   3. ( 727 ms ) swarming.py --version

      0.14
      • stdout
   4. ( 98 ms ) ensure_goma
      • - no logs -
      1. ( 98 ms ) ensure_installed
         • stdout
         • json.output
   5. ( 40 secs ) gclient runhooks
      • stdout
   6. ( 479 ms ) ensure custom_deps dir
      • stdout
   7. ( 430 ms ) list test roots
      • stdout
      • listdir
   8. ( 449 ms ) read test spec (v8)
      • stdout
      • test_spec
3. ( 54 secs ) build
   • - no logs -
   1. ( 480 ms ) lookup GN args
      • stdout
      • gn_args
   2. ( 749 ms ) generate_build_files
      • stdout
      • swarming-targets-file.txt
      • gn_args
   3. ( 3 secs ) preprocess_for_goma
      • - no logs -
      1. ( 426 ms ) goma cache directory
         • stdout
      2. ( 1 secs ) start_goma
         • stdout
         • cloudtail
      3. ( 1 secs ) start cloudtail
         • stdout
   4. ( 28 secs ) compile
      • stdout
   5. ( 319 ms ) compile confirm no-op
      • stdout
   6. ( 18 secs ) postprocess_for_goma
      • - no logs -
      1. ( 501 ms ) goma_jsonstatus
         • stdout
         • json.output
      2. ( 482 ms ) goma_stat
         • stdout
      3. ( 487 ms ) stop_goma
         • stdout
      4. ( 15 secs ) upload_log
         • stdout
         • json.output
         • compiler_proxy_log
         • ninja_log
      5. ( 1 secs ) stop cloudtail
         • stdout
   7. ( 1 secs ) isolate tests
      • stdout
      • json.output
   8. ( 1 secs ) gsutil upload
      • stdout
      • gsutil.upload
4. ( 1 secs ) trigger tests
   • - no logs -
   1. ( 1 secs ) [trigger] Check

      Run on OS: 'Ubuntu-14.04'
      • stdout
      • json.output
      • shard #0
5. ( 130 ms ) ensure swarming
   • - no logs -
   1. ( 130 ms ) ensure_installed
      • stdout
      • json.output
6. ( 2 secs ) Check
   • stdout
   • durations
7. ( 0 ) recipe result
   • result

Build Properties:

Name	Value	Source
$recipe_engine/path	{"cache_dir": "/b/swarming/w/ir/cache", "temp_dir": "/b/swarming/w/ir/tmp/rt"}	setup_build
$recipe_engine/runtime	{"is_experimental": false, "is_luci": true}	setup_build
bot_id	"swarm2416-c4"	setup_build
branch	"refs/heads/master"	setup_build
build_config	"Release"	setup_build
buildbucket	{"build": {"bucket": "luci.v8.ci", "created_by": "user:luci-scheduler@appspot.gserviceaccount.com", "created_ts": 1547569491223418, "id": "8924249489129589328", "project": "v8", "tags": ["builder:V8 Linux64 - internal snapshot", "buildset:commit/git/77ed999370e30bec7c11f0395ce4385d86f995ab", "buildset:commit/gitiles/chromium.googlesource.com/v8/v8/+/77ed999370e30bec7c11f0395ce4385d86f995ab", "gitiles_ref:refs/heads/master", "scheduler_invocation_id:9089679551619640224", "scheduler_job_id:v8/V8 Linux64 - internal snapshot", "user_agent:luci-scheduler"]}, "hostname": "cr-buildbucket.appspot.com"}	setup_build
buildername	"V8 Linux64 - internal snapshot"	setup_build
buildnumber	19939	setup_build
mastername	"client.v8"	setup_build
path_config	"generic"	setup_build
recipe	"v8"	setup_build
repository	"https://chromium.googlesource.com/v8/v8"	setup_build
revision	"77ed999370e30bec7c11f0395ce4385d86f995ab"	setup_build

Blamelist:

1. Maya Lekova (mslekovaohnoyoudont@chromium.org)

Timing:

Create	Tuesday, 15-Jan-19 16:24:51 UTC
Start	Tuesday, 15-Jan-19 16:28:00 UTC
End	Tuesday, 15-Jan-19 16:30:16 UTC
Pending	3 mins 9 secs
Execution	2 mins 15 secs

All Changes:

1. Revert "Reland "[cpu-profiler] Add more logging to find flaky failure""

   Changed by	Maya Lekova - mslekovaohnoyoudont@chromium.org
   Changed at	Tuesday, 15-Jan-19 16:24:25 UTC
   Repository	https://chromium.googlesource.com/v8/v8
   Branch
   Revision	77ed999370e30bec7c11f0395ce4385d86f995ab

   Comments

   Revert "Reland "[cpu-profiler] Add more logging to find flaky failure""
   
   This reverts commit 48feba60e6ddca7a210ec57d3b94869aa876d124.
   
   Reason for revert: Some TSAN failures reoccurred - https://ci.chromium.org/p/v8/builders/luci.v8.ci/V8%20Linux64%20TSAN/24456
   
   Original change's description:
   > Reland "[cpu-profiler] Add more logging to find flaky failure"
   > 
   > This is a reland of 138bcfc3966f654e5b75089d07cc08975aa26a1c
   > 
   > Fixed all the data races and ran TSAN locally to confirm.
   > 
   > Original change's description:
   > > [cpu-profiler] Add more logging to find flaky failure
   > >
   > > There is a flaky 5x failure in the tree which I can't reproduce locally.
   > > This extra logging will help flush out what the problem is.
   > >
   > > Bug: v8:8649
   > >
   > > Change-Id: If36d2ce0f4feb398d7d746d69b417bb55a714422
   > > Reviewed-on: https://chromium-review.googlesource.com/c/1402787
   > > Commit-Queue: Peter Marshall <petermarshall@chromium.org>
   > > Reviewed-by: Camillo Bruni <cbruni@chromium.org>
   > > Cr-Commit-Position: refs/heads/master@{#58796}
   > 
   > Bug: v8:8649
   > Change-Id: I53e293ef85a54d4b2b39aa3b980832031201aa0c
   > Reviewed-on: https://chromium-review.googlesource.com/c/1411633
   > Commit-Queue: Peter Marshall <petermarshall@chromium.org>
   > Reviewed-by: Jakob Gruber <jgruber@chromium.org>
   > Cr-Commit-Position: refs/heads/master@{#58833}
   
   TBR=jgruber@chromium.org,petermarshall@chromium.org
   
   Change-Id: Icd779b0bd0faf1db76a17736b70617e6b1d6584f
   No-Presubmit: true
   No-Tree-Checks: true
   No-Try: true
   Bug: v8:8649
   Reviewed-on: https://chromium-review.googlesource.com/c/1412458
   Reviewed-by: Maya Lekova <mslekova@chromium.org>
   Commit-Queue: Maya Lekova <mslekova@chromium.org>
   Cr-Commit-Position: refs/heads/master@{#58834}

   Changed files

   • src/libsampler/DEPS
   • src/libsampler/sampler.cc
   • src/libsampler/sampler.h
   • src/profiler/cpu-profiler.cc
   • src/profiler/profile-generator.cc
   • src/profiler/profile-generator.h