linux - How to measure actual memory usage of an application or process? - Stack Overflow
How do you measure the memory usage of an application or process in Linux? From the blog article of Understanding memory usage on Linux, ps is not an accurate tool to use for this intent. Why ps is "wrong" Depending on how you look at it, ps is not reporting the real memory usage of processes. What it is really doing is showing how much real memory each process would take up if it were the only pr
プロセス毎のメモリ消費量を調べたい時に使えるコマンド - Qiita
# ps aux | grep unicor[n] USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND user 1111 0.0 10.4 479180 177440 ? Sl Aug16 0:38 unicorn worker[0] -D -E production -c /RAILS_ROOT/config/unicorn.rb user 2222 0.0 10.5 547060 178604 ? Sl Aug16 0:39 unicorn worker[1] -D -E production -c /RAILS_ROOT/config/unicorn.rb user 3333 0.0 10.5 479180 178764 ? Sl Aug16 0:26 unicorn worker[2] -D -E production -
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Linux OS: /proc/[pid]/smaps vs /proc/[pid]/statm
