Merge pull request #4168 from RalfJung/many-threads
increase thread limit for many-seeds mode
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commit
7ad8dba513
1 changed files with 2 additions and 2 deletions
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@ -723,8 +723,8 @@ fn main() {
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// Ensure we have parallelism for many-seeds mode.
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if many_seeds.is_some() && !rustc_args.iter().any(|arg| arg.starts_with("-Zthreads=")) {
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// Clamp to 8 threads; things get a lot less efficient beyond that due to lock contention.
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let threads = std::thread::available_parallelism().map_or(1, |n| n.get()).min(8);
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// Clamp to 10 threads; things get a lot less efficient beyond that due to lock contention.
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let threads = std::thread::available_parallelism().map_or(1, |n| n.get()).min(10);
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rustc_args.push(format!("-Zthreads={threads}"));
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}
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let many_seeds =
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