CodSpeedHQ
codspeed-node
Blog
Docs
Changelog
Blog
Docs
Changelog
Overview
Branches
Benchmarks
Runs
feat!: update V8 flags and force optimization
#41
Merged
Comparing
feat/new-optimizations
(
7351c4e
) with
main
(
c8110bd
)
CodSpeed Performance Gauge
-38%
Improvement
23
Regression
18
Untouched
45
Different runtime environments detected
Some benchmarks with significant performance changes were compared across different runtime environments, which may affect the accuracy of the results.
Learn more about regression causes
.
Benchmarks
Mode
CPU Simulation
Wall Time
Memory
Status
Improvement
Acknowledged
Untouched
86 total
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_fibo_20
examples/with-typescript-esm/bench/benchmark.js/fibo.bench.ts
CodSpeed Performance Gauge
×2.1
3.1 ms
1.5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_fibo_20
examples/with-typescript-cjs/bench/tinybench/fibo.bench.ts
CodSpeed Performance Gauge
×2.1
3.1 ms
1.5 ms
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
one
packages/vitest-plugin/benches/hooks.bench.ts::hooks cleanup::run
CodSpeed Performance Gauge
+94%
232.3 µs
119.8 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
short body 2
packages/benchmark.js-plugin/benches/sample.ts
CodSpeed Performance Gauge
+84%
109.7 µs
59.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_iterative_fibo_10
examples/with-typescript-esm/bench/benchmark.js/fibo.bench.ts
CodSpeed Performance Gauge
+82%
19.7 µs
10.8 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_iterative_fibo_10
examples/with-typescript-cjs/bench/benchmark.js/fibo.bench.ts
CodSpeed Performance Gauge
+77%
19.6 µs
11.1 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 10
examples/with-typescript-esm/bench/benchmark.js/foobarbaz.bench.ts
CodSpeed Performance Gauge
+72%
19.5 µs
11.3 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
short body 3
packages/benchmark.js-plugin/benches/sample.ts
CodSpeed Performance Gauge
+71%
101.5 µs
59.4 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 10
examples/with-typescript-cjs/bench/benchmark.js/foobarbaz.bench.ts
CodSpeed Performance Gauge
+69%
19.6 µs
11.6 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
fibo 10
examples/with-typescript-esm/src/fibonacci.bench.ts::iterativeFibonacci
CodSpeed Performance Gauge
+56%
23.4 µs
15 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 10
examples/with-typescript-cjs/bench/tinybench/foobarbaz.bench.ts
CodSpeed Performance Gauge
+55%
24.9 µs
16.1 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_iterative_fibo_10
examples/with-typescript-esm/bench/tinybench/fibo.bench.ts
CodSpeed Performance Gauge
+51%
25.1 µs
16.6 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_iterative_fibo_10
examples/with-typescript-cjs/bench/tinybench/fibo.bench.ts
CodSpeed Performance Gauge
+51%
25.1 µs
16.6 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 10
examples/with-typescript-esm/bench/tinybench/foobarbaz.bench.ts
CodSpeed Performance Gauge
+46%
25.1 µs
17.1 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 100
examples/with-typescript-esm/bench/benchmark.js/foobarbaz.bench.ts
CodSpeed Performance Gauge
+42%
17.3 µs
12.2 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_cached_fibo_30
examples/with-typescript-esm/bench/benchmark.js/fibo.bench.ts
CodSpeed Performance Gauge
+38%
50 µs
36.2 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test sync baz 100
examples/with-typescript-cjs/bench/benchmark.js/foobarbaz.bench.ts
CodSpeed Performance Gauge
+34%
17.5 µs
13 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_cached_fibo_30
examples/with-typescript-cjs/bench/tinybench/fibo.bench.ts
CodSpeed Performance Gauge
+32%
55.4 µs
41.8 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_cached_fibo_30
examples/with-typescript-cjs/bench/benchmark.js/fibo.bench.ts
CodSpeed Performance Gauge
+29%
47.1 µs
36.5 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
test_recursive_cached_fibo_30
examples/with-typescript-esm/bench/tinybench/fibo.bench.ts
CodSpeed Performance Gauge
+25%
52.6 µs
42 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
short body 4
packages/benchmark.js-plugin/benches/sample.ts
CodSpeed Performance Gauge
+23%
73.2 µs
59.4 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
long body
packages/benchmark.js-plugin/benches/sample.ts
CodSpeed Performance Gauge
+16%
383.1 µs
331.3 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
short body
packages/benchmark.js-plugin/benches/sample.ts
CodSpeed Performance Gauge
+10%
112.2 µs
101.7 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
short body
packages/vitest-plugin/benches/flat.bench.ts::parsePr
CodSpeed Performance Gauge
-14%
115 µs
133.3 µs
Uses the
CPU Simulation instrument
to collect CPU performance metrics.
two
packages/vitest-plugin/benches/hooks.bench.ts::level1
CodSpeed Performance Gauge
-34%
102.6 µs
155.3 µs
1
2
3
4
Commits
Click on a commit to change the comparison range
Base
main
c8110bd
-39.2%
feat!: update V8 flags and force optimization
60fc89b
1 year ago
by adriencaccia
+1.43%
chore: remove initOptimizations function
7351c4e
1 year ago
by adriencaccia
© 2026 CodSpeed Technology
Home
Terms
Privacy
Docs