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Adjust the default transaction replay thread pool size #25

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4 changes: 3 additions & 1 deletion validator/src/cli/thread_args.rs
Original file line number Diff line number Diff line change
Expand Up @@ -110,6 +110,8 @@ impl ThreadArg for ReplayTransactionsThreadsArg {
const HELP: &'static str = "Number of threads to use for transaction replay";

fn default() -> usize {
get_max_thread_count()
// Limit to 16 threads, larger values have empirically been found to
// not offer any benefit on machines with more cores
get_max_thread_count().min(16)
}
}
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