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CPU usage warnings are too sensitive/noisy #5478

@adamnovak

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@adamnovak

I get a lot of messages like:

[2026-03-25T05:36:55+0000] [Thread-4 (statsAndLoggingAggregator)] [W] [toil.statsAndLogging] Got message from job at time 03-25-2026 05:36:55: Job 'Job' kind-Job/instance-r637hy92 v2 used 1.05x more CPU than the requested 1 cores. Consider increasing the job's required CPU cores or limiting the number of processes/threads launched.

This warning probably shouldn't trigger unless a job uses substantially more CPU than it requested. One core of actual Docker work plus Toil itself will often trigger this warning even when there's not really anything the workflow author could really be expected to do.

┆Issue is synchronized with this Jira Story
┆Issue Number: TOIL-1820

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