How do I find the top memory consuming process in Unix?

How do I find the top memory consuming process in Unix?

One of the best commands for looking at memory usage is top. One extremely easy way to see what processes are using the most memory is to start top and then press shift+m to switch the order of the processes shown to rank them by the percentage of memory each is using.

How do I find the most memory consuming process in Linux?

Checking Memory Usage Using ps Command:

1. You can use the ps command to check memory usage of all the processes on Linux.
2. You can check memory of a process or a set of processes in human readable format (in KB or kilobytes) with pmap command.
3. Let’s say, you want to check how much memory the process with PID 917 is using.

How to check the CPU and memory usage of a process?

Brief explanation of above options used in above command. The -o (or –format) option of ps allows you to specify the output format. A favorite of mine is to show the processes’ PIDs ( pid ), PPIDs ( pid ), the name of the executable file associated with the process ( cmd ), and the RAM and CPU utilization ( %mem and %cpu, respectively).

Is there tool that will run command-line and report the peak RAM usage?

Peak memory usage of a linux/unix process Ask Question Asked12 years, 3 months ago Active10 months ago Viewed242k times 421 117 Is there a tool that will run a command-line and report the peak RAM usage total? I’m imagining something analogous to /usr/bin/time linuxcommand-linememory-management Share

How to find the top processes in Linux?

The following command will show the list of top processes ordered by RAM and CPU use in descendant form (remove the pipeline and head if you want to see the full list): Brief explanation of above options used in above command. The -o (or –format) option of ps allows you to specify the output format.

How to get whole command line from a process?

/proc/$PID/cmdline contains the arguments of process $PID like a C-ish strings one after another. Each string is zero terminated. Quotes arround some arguments or options are shell stuff. You have to look closer at the lines being shown and where spaces or other characters with special meaning for the shell are used.