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zjit_diff: compare iteration timings with GC time removed - #562

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XrXr wants to merge 2 commits into
ruby:mainfrom
XrXr:zjit-diff-less-gc-time
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XrXr wants to merge 2 commits into
ruby:mainfrom
XrXr:zjit-diff-less-gc-time

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@XrXr

@XrXr XrXr commented Oct 23, 2026

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Benchmark iterations are supposed to do the same work, but GC work
throws a ranch into that. For changes like
ruby/ruby#18960 that don't modify the GC's
workload at all, it's useful to evaluate the GC time separately.

claude and others added 2 commits October 23, 2026 21:31
Benchmark iterations are supposed to do the same work, but GC work
throws a ranch into that. For changes like
ruby/ruby#18960 that don't modify the GC's
workload at all, it's useful to evaluate the GC time separately.
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