Enable websocket instrumentation by default by tlhunter · Pull Request #10437 · DataDog/dd-trace-java

tlhunter · 2026-01-23T17:36:52Z

What Does This Do

Enables websocket instrumentation by default

Motivation

Users want to enjoy websocket instrumentation

Additional Notes

Contributor Checklist

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Don't use close, fix or any linking keywords when referencing an issue.
Use solves instead, and assign the PR milestone to the issue
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Update the public documentation in case of new configuration flag or behavior

Jira ticket: [PROJ-IDENT]

github-actions · 2026-01-23T17:37:04Z

Hi! 👋 Thanks for your pull request! 🎉

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pr-commenter · 2026-01-23T19:12:58Z

Benchmarks

Startup

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	tlhunter/enable-websockets-default
git_commit_date	1769446658	1769449096
git_commit_sha	`569b4a9`	`adc63a0`
release_version	1.59.0-SNAPSHOT~569b4a96e3	1.59.0-SNAPSHOT~adc63a013f

See matching parameters

	Baseline	Candidate
application	insecure-bank	insecure-bank
ci_job_date	1769450885	1769450885
ci_job_id	1377625647	1377625647
ci_pipeline_id	92869857	92869857
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-zfyrx7zua-project-304-concurrent-0-o35kx678 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-zfyrx7zua-project-304-concurrent-0-o35kx678 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux
module	Agent	Agent
parent	None	None

Summary

Found 2 performance improvements and 0 performance regressions! Performance is the same for 61 metrics, 8 unstable metrics.

scenario	Δ mean execution_time	candidate mean execution_time	baseline mean execution_time
scenario:startup:petclinic:profiling:ProfilingAgent	better [-6.610ms; -2.877ms] or [-6.895%; -3.001%]	91.129ms	95.873ms
scenario:startup:petclinic:profiling:Profiling	better [-6.594ms; -2.863ms] or [-6.837%; -2.969%]	91.715ms	96.443ms

Startup time reports for petclinic

gantt
    title petclinic - global startup overhead: candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3

    dateFormat X
    axisFormat %s
section tracing
Agent [baseline] (1.087 s) : 0, 1086701
Total [baseline] (10.652 s) : 0, 10651866
Agent [candidate] (1.09 s) : 0, 1090058
Total [candidate] (10.732 s) : 0, 10731550
section appsec
Agent [baseline] (1.27 s) : 0, 1270442
Total [baseline] (10.922 s) : 0, 10921676
Agent [candidate] (1.269 s) : 0, 1269451
Total [candidate] (11.038 s) : 0, 11038468
section iast
Agent [baseline] (1.231 s) : 0, 1231347
Total [baseline] (11.138 s) : 0, 11137619
Agent [candidate] (1.238 s) : 0, 1238220
Total [candidate] (11.035 s) : 0, 11034701
section profiling
Agent [baseline] (1.211 s) : 0, 1210931
Total [baseline] (10.936 s) : 0, 10935666
Agent [candidate] (1.209 s) : 0, 1208742
Total [candidate] (10.942 s) : 0, 10941813

baseline results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.087 s	-
Agent	appsec	1.27 s	183.741 ms (16.9%)
Agent	iast	1.231 s	144.646 ms (13.3%)
Agent	profiling	1.211 s	124.23 ms (11.4%)
Total	tracing	10.652 s	-
Total	appsec	10.922 s	269.81 ms (2.5%)
Total	iast	11.138 s	485.753 ms (4.6%)
Total	profiling	10.936 s	283.8 ms (2.7%)

candidate results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.09 s	-
Agent	appsec	1.269 s	179.393 ms (16.5%)
Agent	iast	1.238 s	148.162 ms (13.6%)
Agent	profiling	1.209 s	118.684 ms (10.9%)
Total	tracing	10.732 s	-
Total	appsec	11.038 s	306.918 ms (2.9%)
Total	iast	11.035 s	303.151 ms (2.8%)
Total	profiling	10.942 s	210.263 ms (2.0%)

gantt
    title petclinic - break down per module: candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3

    dateFormat X
    axisFormat %s
section tracing
crashtracking [baseline] (1.17 ms) : 0, 1170
crashtracking [candidate] (1.183 ms) : 0, 1183
BytebuddyAgent [baseline] (650.912 ms) : 0, 650912
BytebuddyAgent [candidate] (653.282 ms) : 0, 653282
AgentMeter [baseline] (28.722 ms) : 0, 28722
AgentMeter [candidate] (28.991 ms) : 0, 28991
GlobalTracer [baseline] (256.826 ms) : 0, 256826
GlobalTracer [candidate] (257.351 ms) : 0, 257351
AppSec [baseline] (32.857 ms) : 0, 32857
AppSec [candidate] (32.898 ms) : 0, 32898
Debugger [baseline] (66.919 ms) : 0, 66919
Debugger [candidate] (68.004 ms) : 0, 68004
Remote Config [baseline] (599.864 µs) : 0, 600
Remote Config [candidate] (608.708 µs) : 0, 609
Telemetry [baseline] (8.854 ms) : 0, 8854
Telemetry [candidate] (8.856 ms) : 0, 8856
Flare Poller [baseline] (4.501 ms) : 0, 4501
Flare Poller [candidate] (3.593 ms) : 0, 3593
section appsec
crashtracking [baseline] (1.173 ms) : 0, 1173
crashtracking [candidate] (1.169 ms) : 0, 1169
BytebuddyAgent [baseline] (691.31 ms) : 0, 691310
BytebuddyAgent [candidate] (691.993 ms) : 0, 691993
AgentMeter [baseline] (12.035 ms) : 0, 12035
AgentMeter [candidate] (11.954 ms) : 0, 11954
GlobalTracer [baseline] (250.682 ms) : 0, 250682
GlobalTracer [candidate] (250.654 ms) : 0, 250654
IAST [baseline] (24.762 ms) : 0, 24762
IAST [candidate] (24.377 ms) : 0, 24377
AppSec [baseline] (173.488 ms) : 0, 173488
AppSec [candidate] (174.008 ms) : 0, 174008
Debugger [baseline] (67.746 ms) : 0, 67746
Debugger [candidate] (66.175 ms) : 0, 66175
Remote Config [baseline] (687.724 µs) : 0, 688
Remote Config [candidate] (708.617 µs) : 0, 709
Telemetry [baseline] (9.482 ms) : 0, 9482
Telemetry [candidate] (9.48 ms) : 0, 9480
Flare Poller [baseline] (3.642 ms) : 0, 3642
Flare Poller [candidate] (3.584 ms) : 0, 3584
section iast
crashtracking [baseline] (1.201 ms) : 0, 1201
crashtracking [candidate] (1.195 ms) : 0, 1195
BytebuddyAgent [baseline] (794.338 ms) : 0, 794338
BytebuddyAgent [candidate] (800.623 ms) : 0, 800623
AgentMeter [baseline] (11.353 ms) : 0, 11353
AgentMeter [candidate] (11.543 ms) : 0, 11543
GlobalTracer [baseline] (249.447 ms) : 0, 249447
GlobalTracer [candidate] (249.082 ms) : 0, 249082
IAST [baseline] (26.879 ms) : 0, 26879
IAST [candidate] (27.039 ms) : 0, 27039
AppSec [baseline] (34.434 ms) : 0, 34434
AppSec [candidate] (33.773 ms) : 0, 33773
Debugger [baseline] (65.855 ms) : 0, 65855
Debugger [candidate] (67.102 ms) : 0, 67102
Remote Config [baseline] (554.574 µs) : 0, 555
Remote Config [candidate] (535.373 µs) : 0, 535
Telemetry [baseline] (8.459 ms) : 0, 8459
Telemetry [candidate] (8.437 ms) : 0, 8437
Flare Poller [baseline] (3.534 ms) : 0, 3534
Flare Poller [candidate] (3.395 ms) : 0, 3395
section profiling
crashtracking [baseline] (1.229 ms) : 0, 1229
crashtracking [candidate] (1.211 ms) : 0, 1211
BytebuddyAgent [baseline] (704.409 ms) : 0, 704409
BytebuddyAgent [candidate] (704.425 ms) : 0, 704425
AgentMeter [baseline] (8.88 ms) : 0, 8880
AgentMeter [candidate] (8.8 ms) : 0, 8800
GlobalTracer [baseline] (216.809 ms) : 0, 216809
GlobalTracer [candidate] (216.009 ms) : 0, 216009
AppSec [baseline] (32.716 ms) : 0, 32716
AppSec [candidate] (32.208 ms) : 0, 32208
Debugger [baseline] (67.413 ms) : 0, 67413
Debugger [candidate] (66.654 ms) : 0, 66654
Remote Config [baseline] (621.615 µs) : 0, 622
Remote Config [candidate] (599.635 µs) : 0, 600
Telemetry [baseline] (8.648 ms) : 0, 8648
Telemetry [candidate] (8.719 ms) : 0, 8719
Flare Poller [baseline] (4.167 ms) : 0, 4167
Flare Poller [candidate] (9.204 ms) : 0, 9204
ProfilingAgent [baseline] (95.873 ms) : 0, 95873
ProfilingAgent [candidate] (91.129 ms) : 0, 91129
Profiling [baseline] (96.443 ms) : 0, 96443
Profiling [candidate] (91.715 ms) : 0, 91715

Startup time reports for insecure-bank

gantt
    title insecure-bank - global startup overhead: candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3

    dateFormat X
    axisFormat %s
section tracing
Agent [baseline] (1.086 s) : 0, 1085604
Total [baseline] (8.691 s) : 0, 8690977
Agent [candidate] (1.093 s) : 0, 1093469
Total [candidate] (8.727 s) : 0, 8727450
section iast
Agent [baseline] (1.228 s) : 0, 1228339
Total [baseline] (9.32 s) : 0, 9320483
Agent [candidate] (1.228 s) : 0, 1228039
Total [candidate] (9.282 s) : 0, 9281995

baseline results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.086 s	-
Agent	iast	1.228 s	142.735 ms (13.1%)
Total	tracing	8.691 s	-
Total	iast	9.32 s	629.507 ms (7.2%)

candidate results

Module	Variant	Duration	Δ tracing
Agent	tracing	1.093 s	-
Agent	iast	1.228 s	134.57 ms (12.3%)
Total	tracing	8.727 s	-
Total	iast	9.282 s	554.545 ms (6.4%)

gantt
    title insecure-bank - break down per module: candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3

    dateFormat X
    axisFormat %s
section tracing
crashtracking [baseline] (1.171 ms) : 0, 1171
crashtracking [candidate] (1.179 ms) : 0, 1179
BytebuddyAgent [baseline] (650.791 ms) : 0, 650791
BytebuddyAgent [candidate] (656.001 ms) : 0, 656001
AgentMeter [baseline] (28.772 ms) : 0, 28772
AgentMeter [candidate] (29.196 ms) : 0, 29196
GlobalTracer [baseline] (256.95 ms) : 0, 256950
GlobalTracer [candidate] (258.491 ms) : 0, 258491
AppSec [baseline] (32.679 ms) : 0, 32679
AppSec [candidate] (33.041 ms) : 0, 33041
Debugger [baseline] (65.267 ms) : 0, 65267
Debugger [candidate] (66.167 ms) : 0, 66167
Remote Config [baseline] (600.485 µs) : 0, 600
Remote Config [candidate] (611.858 µs) : 0, 612
Telemetry [baseline] (8.78 ms) : 0, 8780
Telemetry [candidate] (8.924 ms) : 0, 8924
Flare Poller [baseline] (5.206 ms) : 0, 5206
Flare Poller [candidate] (4.359 ms) : 0, 4359
section iast
crashtracking [baseline] (1.19 ms) : 0, 1190
crashtracking [candidate] (1.174 ms) : 0, 1174
BytebuddyAgent [baseline] (793.495 ms) : 0, 793495
BytebuddyAgent [candidate] (794.043 ms) : 0, 794043
AgentMeter [baseline] (11.276 ms) : 0, 11276
AgentMeter [candidate] (11.233 ms) : 0, 11233
GlobalTracer [baseline] (248.534 ms) : 0, 248534
GlobalTracer [candidate] (247.745 ms) : 0, 247745
AppSec [baseline] (33.377 ms) : 0, 33377
AppSec [candidate] (34.111 ms) : 0, 34111
Debugger [baseline] (65.727 ms) : 0, 65727
Debugger [candidate] (65.353 ms) : 0, 65353
Remote Config [baseline] (533.387 µs) : 0, 533
Remote Config [candidate] (526.497 µs) : 0, 526
Telemetry [baseline] (8.487 ms) : 0, 8487
Telemetry [candidate] (8.352 ms) : 0, 8352
Flare Poller [baseline] (3.499 ms) : 0, 3499
Flare Poller [candidate] (3.398 ms) : 0, 3398
IAST [baseline] (26.938 ms) : 0, 26938
IAST [candidate] (26.859 ms) : 0, 26859

Load

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	tlhunter/enable-websockets-default
git_commit_date	1769446658	1769449096
git_commit_sha	`569b4a9`	`adc63a0`
release_version	1.59.0-SNAPSHOT~569b4a96e3	1.59.0-SNAPSHOT~adc63a013f

See matching parameters

	Baseline	Candidate
application	insecure-bank	insecure-bank
ci_job_date	1769451528	1769451528
ci_job_id	1377625649	1377625649
ci_pipeline_id	92869857	92869857
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-zfyrx7zua-project-304-concurrent-0-5k83frx4 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-zfyrx7zua-project-304-concurrent-0-5k83frx4 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux

Summary

Found 2 performance improvements and 0 performance regressions! Performance is the same for 18 metrics, 16 unstable metrics.

scenario	Δ mean agg_http_req_duration_p50	Δ mean agg_http_req_duration_p95	Δ mean throughput	candidate mean agg_http_req_duration_p50	candidate mean agg_http_req_duration_p95	candidate mean throughput	baseline mean agg_http_req_duration_p50	baseline mean agg_http_req_duration_p95	baseline mean throughput
scenario:load:petclinic:appsec:high_load	better [-2.005ms; -0.918ms] or [-10.102%; -4.628%]	better [-2.761ms; -1.091ms] or [-8.719%; -3.445%]	unstable [-10.682op/s; +42.182op/s] or [-4.587%; +18.113%]	18.382ms	29.737ms	248.625op/s	19.843ms	31.662ms	232.875op/s

Request duration reports for petclinic

gantt
    title petclinic - request duration [CI 0.99] : candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3
    dateFormat X
    axisFormat %s
section baseline
no_agent (18.209 ms) : 18018, 18399
.   : milestone, 18209,
appsec (20.049 ms) : 19843, 20254
.   : milestone, 20049,
code_origins (17.487 ms) : 17312, 17662
.   : milestone, 17487,
iast (17.58 ms) : 17406, 17755
.   : milestone, 17580,
profiling (18.591 ms) : 18405, 18776
.   : milestone, 18591,
tracing (17.437 ms) : 17265, 17610
.   : milestone, 17437,
section candidate
no_agent (18.085 ms) : 17902, 18268
.   : milestone, 18085,
appsec (18.771 ms) : 18584, 18958
.   : milestone, 18771,
code_origins (17.463 ms) : 17291, 17634
.   : milestone, 17463,
iast (17.655 ms) : 17484, 17826
.   : milestone, 17655,
profiling (18.631 ms) : 18444, 18818
.   : milestone, 18631,
tracing (17.562 ms) : 17388, 17737
.   : milestone, 17562,

baseline results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	18.209 ms [18.018 ms, 18.399 ms]	-
appsec	20.049 ms [19.843 ms, 20.254 ms]	1.84 ms (10.1%)
code_origins	17.487 ms [17.312 ms, 17.662 ms]	-721.185 µs (-4.0%)
iast	17.58 ms [17.406 ms, 17.755 ms]	-628.082 µs (-3.4%)
profiling	18.591 ms [18.405 ms, 18.776 ms]	381.965 µs (2.1%)
tracing	17.437 ms [17.265 ms, 17.61 ms]	-771.13 µs (-4.2%)

candidate results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	18.085 ms [17.902 ms, 18.268 ms]	-
appsec	18.771 ms [18.584 ms, 18.958 ms]	685.911 µs (3.8%)
code_origins	17.463 ms [17.291 ms, 17.634 ms]	-622.421 µs (-3.4%)
iast	17.655 ms [17.484 ms, 17.826 ms]	-429.879 µs (-2.4%)
profiling	18.631 ms [18.444 ms, 18.818 ms]	546.048 µs (3.0%)
tracing	17.562 ms [17.388 ms, 17.737 ms]	-522.644 µs (-2.9%)

Request duration reports for insecure-bank

gantt
    title insecure-bank - request duration [CI 0.99] : candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3
    dateFormat X
    axisFormat %s
section baseline
no_agent (1.197 ms) : 1185, 1209
.   : milestone, 1197,
iast (3.226 ms) : 3184, 3269
.   : milestone, 3226,
iast_FULL (5.644 ms) : 5588, 5699
.   : milestone, 5644,
iast_GLOBAL (3.52 ms) : 3469, 3571
.   : milestone, 3520,
profiling (1.975 ms) : 1959, 1992
.   : milestone, 1975,
tracing (1.765 ms) : 1750, 1779
.   : milestone, 1765,
section candidate
no_agent (1.183 ms) : 1172, 1195
.   : milestone, 1183,
iast (3.153 ms) : 3117, 3189
.   : milestone, 3153,
iast_FULL (5.678 ms) : 5622, 5735
.   : milestone, 5678,
iast_GLOBAL (3.538 ms) : 3483, 3594
.   : milestone, 3538,
profiling (1.921 ms) : 1905, 1936
.   : milestone, 1921,
tracing (1.801 ms) : 1786, 1816
.   : milestone, 1801,

baseline results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	1.197 ms [1.185 ms, 1.209 ms]	-
iast	3.226 ms [3.184 ms, 3.269 ms]	2.029 ms (169.6%)
iast_FULL	5.644 ms [5.588 ms, 5.699 ms]	4.447 ms (371.6%)
iast_GLOBAL	3.52 ms [3.469 ms, 3.571 ms]	2.323 ms (194.1%)
profiling	1.975 ms [1.959 ms, 1.992 ms]	778.623 µs (65.1%)
tracing	1.765 ms [1.75 ms, 1.779 ms]	567.904 µs (47.5%)

candidate results

Variant	Request duration [CI 0.99]	Δ no_agent
no_agent	1.183 ms [1.172 ms, 1.195 ms]	-
iast	3.153 ms [3.117 ms, 3.189 ms]	1.969 ms (166.4%)
iast_FULL	5.678 ms [5.622 ms, 5.735 ms]	4.495 ms (379.8%)
iast_GLOBAL	3.538 ms [3.483 ms, 3.594 ms]	2.355 ms (199.0%)
profiling	1.921 ms [1.905 ms, 1.936 ms]	737.544 µs (62.3%)
tracing	1.801 ms [1.786 ms, 1.816 ms]	617.687 µs (52.2%)

Dacapo

Parameters

	Baseline	Candidate
baseline_or_candidate	baseline	candidate
git_branch	master	tlhunter/enable-websockets-default
git_commit_date	1769446658	1769449096
git_commit_sha	`569b4a9`	`adc63a0`
release_version	1.59.0-SNAPSHOT~569b4a96e3	1.59.0-SNAPSHOT~adc63a013f

See matching parameters

	Baseline	Candidate
application	biojava	biojava
ci_job_date	1769451118	1769451118
ci_job_id	1377625652	1377625652
ci_pipeline_id	92869857	92869857
cpu_model	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz	Intel(R) Xeon(R) Platinum 8259CL CPU @ 2.50GHz
kernel_version	Linux runner-zfyrx7zua-project-304-concurrent-0-g0p3mbxt 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux	Linux runner-zfyrx7zua-project-304-concurrent-0-g0p3mbxt 6.8.0-1031-aws #33~22.04.1-Ubuntu SMP Thu Jun 26 14:22:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux

Summary

Found 0 performance improvements and 0 performance regressions! Performance is the same for 11 metrics, 1 unstable metrics.

Execution time for biojava

gantt
    title biojava - execution time [CI 0.99] : candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3
    dateFormat X
    axisFormat %s
section baseline
no_agent (15.713 s) : 15713000, 15713000
.   : milestone, 15713000,
appsec (14.629 s) : 14629000, 14629000
.   : milestone, 14629000,
iast (18.67 s) : 18670000, 18670000
.   : milestone, 18670000,
iast_GLOBAL (17.949 s) : 17949000, 17949000
.   : milestone, 17949000,
profiling (15.031 s) : 15031000, 15031000
.   : milestone, 15031000,
tracing (14.631 s) : 14631000, 14631000
.   : milestone, 14631000,
section candidate
no_agent (15.028 s) : 15028000, 15028000
.   : milestone, 15028000,
appsec (14.818 s) : 14818000, 14818000
.   : milestone, 14818000,
iast (18.259 s) : 18259000, 18259000
.   : milestone, 18259000,
iast_GLOBAL (17.789 s) : 17789000, 17789000
.   : milestone, 17789000,
profiling (15.154 s) : 15154000, 15154000
.   : milestone, 15154000,
tracing (14.74 s) : 14740000, 14740000
.   : milestone, 14740000,

baseline results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	15.713 s [15.713 s, 15.713 s]	-
appsec	14.629 s [14.629 s, 14.629 s]	-1.084 s (-6.9%)
iast	18.67 s [18.67 s, 18.67 s]	2.957 s (18.8%)
iast_GLOBAL	17.949 s [17.949 s, 17.949 s]	2.236 s (14.2%)
profiling	15.031 s [15.031 s, 15.031 s]	-682.0 ms (-4.3%)
tracing	14.631 s [14.631 s, 14.631 s]	-1.082 s (-6.9%)

candidate results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	15.028 s [15.028 s, 15.028 s]	-
appsec	14.818 s [14.818 s, 14.818 s]	-210.0 ms (-1.4%)
iast	18.259 s [18.259 s, 18.259 s]	3.231 s (21.5%)
iast_GLOBAL	17.789 s [17.789 s, 17.789 s]	2.761 s (18.4%)
profiling	15.154 s [15.154 s, 15.154 s]	126.0 ms (0.8%)
tracing	14.74 s [14.74 s, 14.74 s]	-288.0 ms (-1.9%)

Execution time for tomcat

gantt
    title tomcat - execution time [CI 0.99] : candidate=1.59.0-SNAPSHOT~adc63a013f, baseline=1.59.0-SNAPSHOT~569b4a96e3
    dateFormat X
    axisFormat %s
section baseline
no_agent (1.472 ms) : 1460, 1483
.   : milestone, 1472,
appsec (3.662 ms) : 3446, 3878
.   : milestone, 3662,
iast (2.205 ms) : 2140, 2270
.   : milestone, 2205,
iast_GLOBAL (2.255 ms) : 2190, 2321
.   : milestone, 2255,
profiling (2.06 ms) : 2007, 2112
.   : milestone, 2060,
tracing (2.024 ms) : 1973, 2075
.   : milestone, 2024,
section candidate
no_agent (1.468 ms) : 1457, 1480
.   : milestone, 1468,
appsec (3.7 ms) : 3481, 3919
.   : milestone, 3700,
iast (2.233 ms) : 2164, 2301
.   : milestone, 2233,
iast_GLOBAL (2.279 ms) : 2210, 2347
.   : milestone, 2279,
profiling (2.078 ms) : 2023, 2134
.   : milestone, 2078,
tracing (2.066 ms) : 2012, 2121
.   : milestone, 2066,

baseline results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	1.472 ms [1.46 ms, 1.483 ms]	-
appsec	3.662 ms [3.446 ms, 3.878 ms]	2.19 ms (148.8%)
iast	2.205 ms [2.14 ms, 2.27 ms]	733.211 µs (49.8%)
iast_GLOBAL	2.255 ms [2.19 ms, 2.321 ms]	783.482 µs (53.2%)
profiling	2.06 ms [2.007 ms, 2.112 ms]	587.767 µs (39.9%)
tracing	2.024 ms [1.973 ms, 2.075 ms]	552.221 µs (37.5%)

candidate results

Variant	Execution Time [CI 0.99]	Δ no_agent
no_agent	1.468 ms [1.457 ms, 1.48 ms]	-
appsec	3.7 ms [3.481 ms, 3.919 ms]	2.232 ms (152.0%)
iast	2.233 ms [2.164 ms, 2.301 ms]	764.135 µs (52.0%)
iast_GLOBAL	2.279 ms [2.21 ms, 2.347 ms]	810.061 µs (55.2%)
profiling	2.078 ms [2.023 ms, 2.134 ms]	609.989 µs (41.5%)
tracing	2.066 ms [2.012 ms, 2.121 ms]	597.668 µs (40.7%)

ygree

Looks good!

amarziali · 2026-01-24T11:16:10Z

metadata/supported-configurations.json

        "aliases": ["DD_WEBSOCKET_ANALYTICS_SAMPLE_RATE"]
      }
    ],
    "DD_TRACE_WEBSOCKET_ENABLED": [


this looks an alias so should be also updated accordingly

amarziali

left one minor comment. thanks for having opened it

ygree

Looks good!

tlhunter assigned amarziali and ValentinZakharov Jan 23, 2026

tlhunter added the inst: websocket WebSocket Instrumentation label Jan 23, 2026

tlhunter requested a review from a team as a code owner January 23, 2026 17:36

tlhunter requested a review from ygree January 23, 2026 17:36

tlhunter added comp: library injection Library Injection type: enhancement Enhancements and improvements labels Jan 23, 2026

tlhunter requested a review from a team as a code owner January 23, 2026 17:44

ygree approved these changes Jan 23, 2026

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amarziali reviewed Jan 24, 2026

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amarziali approved these changes Jan 24, 2026

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tlhunter requested a review from a team as a code owner January 26, 2026 17:07

tlhunter requested review from dougqh and removed request for a team January 26, 2026 17:07

tlhunter added 4 commits January 26, 2026 09:38

feat(websockets): enable websocket instrumentation by default

b3c2960

no longer forcefully enable websockets during tests

076d9e7

fix linter

986509b

update an alias for amarziali

adc63a0

tlhunter force-pushed the tlhunter/enable-websockets-default branch from 7c3b739 to adc63a0 Compare January 26, 2026 17:38

ygree approved these changes Jan 26, 2026

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tlhunter merged commit e9c77bf into master Jan 26, 2026
548 checks passed

tlhunter deleted the tlhunter/enable-websockets-default branch January 26, 2026 18:39

github-actions bot added this to the 1.59.0 milestone Jan 26, 2026

PerfectSlayer changed the title ~~feat(websockets): enable websocket instrumentation by default~~ Enable websocket instrumentation by default Feb 2, 2026

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Enable websocket instrumentation by default#10437

Enable websocket instrumentation by default#10437
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tlhunter commented Jan 23, 2026

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