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by jamal-kumar 732 days ago
Years ago I had a boss who gave me a hard time for how much resources tmux was using on linux and said that it performed fine where it's developed natively (openbsd) but something in it was making it eat resources compared to screen on constrained linux systems. I wonder if this is still the case?
2 comments

If he was an OpenBSD fan he might have been overly anti-Linux.
Nah we're both pretty knowledgable programmers who use both OSes and it was measurably clear
I run tmux on my server and it's the single biggest user of memory (about 30% larger than the long-running node app) and while there's a client attached it constantly shows >5% CPU usage. Given the amount of time I'm connected this dwarfs all other resource usage on my server with the possible exception of occasionally building updates for saturated that's not in the repos. In April, I finally closed out and restarted the entire session (which had been running for ~2 years at that point and was using ~300M RES compared to the current 150M)