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Track memory usage with -Z self-profile #81348

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Track memory usage with -Z self-profile#81348
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A-self-profileArea: Self-profiling feature of the compilerC-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchI-compilememIssue: Problems and improvements with respect to memory usage during compilation.T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.WG-compiler-performanceWorking group: Compiler Performance
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@jyn514
jyn514
opened on Jan 24, 2021

RSS is only tracked with time-passes, not self-profile, so making an event less verbose can actually lose information. It would be nice to have an opt-in way to record memory usage with -Z self-profile-events.

Originally posted by @jyn514 in #81284 (comment)

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    A-self-profileArea: Self-profiling feature of the compilerC-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchI-compilememIssue: Problems and improvements with respect to memory usage during compilation.T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.WG-compiler-performanceWorking group: Compiler Performance

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