Why are there many processes listed under the same title in htop?
Problem
Can anyone explain to me why there are sometimes 10 or 15 processes with the same title and "stats" listed in htop? I'm guessing there are multiple threads running - but that many of them obviously couldn't be running concurrently. Is there any sort of performance hit taken if a process uses say, 15 non-concurrent threads vs. 10 non-concurrent threads?
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1 Fix
Fix for: Why are there many processes listed under the same title in htop?
shows individual threads as separate processes by default, similarly to how would. If you press capital it will switch to only showing the main processes (pressing it again switches back). Each thread's summary information actually reflects the whole process, so they don't have separate memory counts etc. The threads will show when active and when not active, although because only refreshes every few seconds you can't actually monitor their activity easily that way, as thread switches happen mu…
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