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gh-138122: Add differential flame graph #145785

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Merged
pablogsal merged 14 commits into from
Mar 30, 2026
Merged

gh-138122: Add differential flame graph #145785

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65528db
Add differential flame graph
ivonastojanovic Mar 8, 2026
2d97700
Add news
ivonastojanovic Mar 10, 2026
6e642e4
Fix colors
ivonastojanovic Mar 26, 2026
37289cb
Show diff in ms
ivonastojanovic Mar 26, 2026
edaac9f
Refactor active flamegraph data retrieval
ivonastojanovic Mar 26, 2026
c2203d6
Improve tests
ivonastojanovic Mar 27, 2026
afe2f4e
Change removed functions color
ivonastojanovic Mar 27, 2026
c0d937f
Fix opcode merging in inverted flamegraph view
ivonastojanovic Mar 29, 2026
080d2c8
fixup! Improve tests
ivonastojanovic Mar 29, 2026
440d333
Merge branch 'main' into differential_flamegraph
ivonastojanovic Mar 29, 2026
f4928b9
Update Lib/profiling/sampling/stack_collector.py
pablogsal Mar 29, 2026
5556396
Update Lib/profiling/sampling/stack_collector.py
picnixz Mar 29, 2026
d515f73
Random fixes
pablogsal Mar 29, 2026
f753071
Small fix to cli
pablogsal Mar 29, 2026
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Update Lib/profiling/sampling/stack_collector.py
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@picnixz
picnixz authored Mar 29, 2026
commit 5556396e855fe2580b5b2f278b7640d620249ed0
1 change: 1 addition & 0 deletions Lib/profiling/sampling/stack_collector.py
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Expand Up @@ -452,6 +452,7 @@ def __init__(self, sample_interval_usec, *, baseline_binary_path, skip_idle=Fals
self.baseline_binary_path = baseline_binary_path
self._baseline_collector = None
self._elided_paths = set()

def _load_baseline(self):
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"""Load baseline profile from binary file."""
from .binary_reader import BinaryReader
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