Don’t forget useful interfaces under /proc/<pid> like “fd”, “maps”, “stack”, and “status”. Also don’t forget you can renice a process if it’s running away with the CPU.
Popular interview question: how to diagnose a mysterious process that’s taking too much CPU, memory, IO, etc?
The diagram below illustrates helpful tools in a Linux system.
🔹‘vmstat’ - reports information about processes, memory, paging, block IO, traps, and CPU activity.
Mar 8, 2022 · 3:29 AM UTC
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