gh-151292: Change total_samples:u32 in the binary format to total_samples:u64#153425
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pablogsal
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Jul 9, 2026
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Great work! |
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needs backport to 3.15
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Thanks @maurycy for the PR, and @pablogsal for merging it 🌮🎉.. I'm working now to backport this PR to: 3.15. |
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GH-153436 is a backport of this pull request to the 3.15 branch. |
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The PR bumps
total_samples:u32from the binary format tototal_samples:u64. The reason for doing so is that, as per #151292,u32under 10khz is sufficient only for:That might look a bit excessive but with continous profiling of production systems it's totally possible to see 1Khz and a couple of threads, a couple of days.
This change breaks backwards compatibility, but - as per discussion offline - we're before rc1 so it should be OK, and NOW is the best time to do such change.
_remote_debugging: binary format onlytotal_samples:u32#151292