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[SR-9544] benchmark/Benchmark_O.test.md fails randomly #51994

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eeckstein opened this issue Dec 19, 2018 · 4 comments
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[SR-9544] benchmark/Benchmark_O.test.md fails randomly #51994

eeckstein opened this issue Dec 19, 2018 · 4 comments
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benchmarks bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself

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@eeckstein
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Previous ID SR-9544
Radar rdar://problem/46849800
Original Reporter @eeckstein
Type Bug
Status Resolved
Resolution Done
Additional Detail from JIRA
Votes 0
Component/s Compiler
Labels Bug, Benchmark
Assignee @palimondo
Priority Medium

md5: d7975fbf5642b044ed2c30b755102778

Issue Description:

For example: https://ci.swift.org/job/oss-swift-incremental-ASAN-RA-osx/2910/

/Users/buildnode/jenkins/workspace/oss-swift-incremental-ASAN-RA-osx/swift/test/benchmark/Benchmark_O.test.md:166:12: error: LOGFORMAT: expected string not found in input
06:50:20 LOGFORMAT: ,[0-9]+,[0-9]+,,[0-9]+,[0-9]+
06:50:20 ^
06:50:20 <stdin>:27:12: note: scanning from here
06:50:20 1,Ackermann,2,399,,,57344

We have seen this failure also on some internal bots.

@palimondo
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palimondo mannequin commented Dec 20, 2018

Heh. This is because the two measured samples happen to have the exact same value and the delta compression produces a comma instead of number. I’ll fix this when I get back home.

@palimondo
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Mannequin

palimondo mannequin commented Dec 20, 2018

#21459

@eeckstein
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Thanks!

@palimondo
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Mannequin

palimondo mannequin commented Dec 21, 2018

Real fix: #21507

@swift-ci swift-ci transferred this issue from apple/swift-issues Apr 25, 2022
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Labels
benchmarks bug A deviation from expected or documented behavior. Also: expected but undesirable behavior. compiler The Swift compiler in itself
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