Avatar for the CodSpeedHQ user
CodSpeedHQ
valgrind-codspeed
BlogDocsChangelog

fix: flamegraph regressions

#13Closed
Comparing
cod-2714-investigate-pytest-flamegraph-regression-2
(
7b1886a
) with
master
(
4a64bb2
)
CodSpeed Performance Gauge
+14%
Improvement
3
Untouched
57

Benchmarks

60 total
test_valgrind[valgrind.codspeed, python3 testdata/test.py, no-inline]
bench/bench.py
CodSpeed Performance Gauge
+19%
4.4 s3.7 s
test_valgrind[valgrind.codspeed, stress-ng --cpu 1 --cpu-ops 10, inline]
bench/bench.py
CodSpeed Performance Gauge
+14%
5.3 s4.6 s
test_valgrind[valgrind-3.25.1, python3 testdata/test.py, full-no-inline]
bench/bench.py
CodSpeed Performance Gauge
+10%
6 s5.5 s
test_valgrind[valgrind.codspeed, stress-ng --cpu 1 --cpu-ops 10, no-inline]
bench/bench.py
CodSpeed Performance Gauge
-3%
4.3 s4.4 s
test_valgrind[valgrind-3.25.1, stress-ng --cpu 1 --cpu-ops 10, full-no-inline]
bench/bench.py
CodSpeed Performance Gauge
-3%
8.2 s8.5 s
test_valgrind[valgrind-3.26.0, stress-ng --cpu 1 --cpu-ops 10, no-inline]
bench/bench.py
CodSpeed Performance Gauge
-2%
4.2 s4.3 s
test_valgrind[valgrind.codspeed, stress-ng --cpu 1 --cpu-ops 10, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-2%
8.7 s8.9 s
test_valgrind[valgrind.codspeed, testdata/take_strings-aarch64 varbinview_non_null, no-inline]
bench/bench.py
CodSpeed Performance Gauge
-2%
2.5 s*2.6 s
test_valgrind[valgrind-3.25.1, stress-ng --cpu 1 --cpu-ops 10, no-inline]
bench/bench.py
CodSpeed Performance Gauge
+2%
4.4 s4.3 s
test_valgrind[valgrind.codspeed, python3 testdata/test.py, inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
3.9 s4 s
test_valgrind[valgrind.codspeed, testdata/take_strings-aarch64 varbinview_non_null, inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
6.8 s*6.9 s
test_valgrind[valgrind-3.25.1, stress-ng --cpu 1 --cpu-ops 10, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
8.2 s8.4 s
test_valgrind[valgrind-3.26.0, testdata/take_strings-aarch64 varbinview_non_null, full-no-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
3.1 s3.2 s
test_valgrind[valgrind.codspeed, stress-ng --cpu 4 --cpu-ops 10, inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
2.2 s2.2 s
test_valgrind[valgrind.codspeed, stress-ng --cpu 4 --cpu-ops 10, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
3.5 s3.5 s
test_valgrind[valgrind.codspeed, python3 testdata/test.py, full-no-inline]
bench/bench.py
CodSpeed Performance Gauge
+1%
5.6 s5.5 s
test_valgrind[valgrind-3.26.0, testdata/take_strings-aarch64 varbinview_non_null, no-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
2.5 s2.6 s
test_valgrind[valgrind.codspeed, testdata/take_strings-aarch64 varbinview_non_null, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
7.4 s*7.5 s
test_valgrind[valgrind-3.25.1, stress-ng --cpu 1 --cpu-ops 10, inline]
bench/bench.py
CodSpeed Performance Gauge
+1%
4.5 s4.5 s
test_valgrind[valgrind-3.26.0, python3 testdata/test.py, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
+1%
5.8 s5.7 s
test_valgrind[valgrind.codspeed, python3 testdata/test.py, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
5.7 s5.7 s
test_valgrind[valgrind-3.25.1, testdata/take_strings-aarch64 varbinview_non_null, inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
7.4 s7.5 s
test_valgrind[valgrind-3.26.0, stress-ng --cpu 1 --cpu-ops 10, inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
4.5 s4.5 s
test_valgrind[valgrind-3.26.0, stress-ng --cpu 1 --cpu-ops 10, full-with-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
8.5 s8.6 s
test_valgrind[valgrind-3.25.1, testdata/take_strings-aarch64 varbinview_non_null, full-no-inline]
bench/bench.py
CodSpeed Performance Gauge
-1%
3.1 s3.1 s

Commits

Click on a commit to change the comparison range
Base
master
4a64bb2
+3.04%
fix(callgrind): discard cost and drop BBCCs from underflow events
c413d33
26 days ago
by not-matthias
+11.35%
test(callgrind): resolve skip lib path from inside the .so
7b1886a
26 days ago
by not-matthias
© 2026 CodSpeed Technology
Home Terms Privacy Docs