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This article mainly explains "how to check the use of process memory under linux". Interested friends may wish to take a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn "how to check the use of process memory under linux".

1. Top command

Top-d 1-p pid [, pid...] / / set to delay 1s, default is delay 3s

If you want to sort by memory usage, you can shift + m (sort by memory usage)

Statically view the memory usage of a process

The copy code is as follows:

1. Pmap command

Pmap pid

2. Ps command

Ps aux | grep process_name

3. View the status file under the / proc/process_id/ folder

Name: php

State: r (running)

Sleepavg: 0%

Tgid: 21574

Pid: 21574

Ppid: 10005

Tracerpid: 0

Uid: 1000 1000 1000

Gid: 100 100 100

Fdsize: 256

Groups: 16 100

Vmpeak: 161740 kb

Vmsize: 161740 kb

Vmlck: 0 kb

Vmhwm: 107144 kb

Vmrss: 107144 kb

Vmdata: 106192 kb

Vmstk: 84 kb

Vmexe: 5588 kb

Vmlib: 7884 kb

Vmpte: 268 kb

Threads: 1

Sigq: 0/69632

Sigpnd: 0000000000000000

Shdpnd: 0000000000000000

Sigblk: 0000000000000000

Sigign: 0000000000001000

Sigcgt: 00000001818040a7

Capinh: 0000000000000000

Capprm: 0000000000000000

Capeff: 0000000000000000

Cpus_allowed: 00000000,00000000,00000000,0000000f

Mems_allowed: 1

The size of the task virtual address space vmsize

The size of the physical memory being used by the application vmrss

At this point, I believe you have a deeper understanding of "how to view the use of process memory under linux". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

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