linux下查看进程内存使用情况

动态查看一个进程的内存使用

?

[c-sharp]?view plaincopyprint?

1. 1、top命令??
2. top?-d?1?-p?pid?[,pid?...]??//设置为delay?1s，默认是delay?3s??
3. 如果想根据内存使用量进行排序，可以shift?+?m（Sort?by?memory?usage）??

?

?

静态查看一个进程的内存使用

?

[c-sharp]?view plaincopyprint?

1. 1、pmap命令??
2. pmap?pid??
3. ??
4. 2、ps命令??
5. ps?aux|grep?process_name??
6. ??
7. 3、查看/proc/process_id/文件夹下的status文件??
8. Name:???php??
9. State:??R?(running)??
10. SleepAVG:???????0%??
11. Tgid:???21574??
12. Pid:????21574??
13. PPid:???10005??
14. TracerPid:??????0??
15. Uid:????1000????1000????1000????1000??
16. Gid:????100?????100?????100?????100??
17. FDSize:?256??
18. Groups:?16?100???
19. VmPeak:???161740?kB??
20. VmSize:???161740?kB??
21. VmLck:?????????0?kB??
22. VmHWM:????107144?kB??
23. VmRSS:????107144?kB??
24. VmData:???106192?kB??
25. VmStk:????????84?kB??
26. VmExe:??????5588?kB??
27. VmLib:??????7884?kB??
28. VmPTE:???????268?kB??
29. Threads:????????1??
30. SigQ:???0/69632??
31. SigPnd:?0000000000000000??
32. ShdPnd:?0000000000000000??
33. SigBlk:?0000000000000000??
34. SigIgn:?0000000000001000??
35. SigCgt:?00000001818040a7??
36. CapInh:?0000000000000000??
37. CapPrm:?0000000000000000??
38. CapEff:?0000000000000000??
39. Cpus_allowed:???00000000,00000000,00000000,0000000f??
40. Mems_allowed:???1??
41. ??
42. 任务虚拟地址空间的大小?VmSize??
43. 应用程序正在使用的物理内存的大小?VmRSS ?

?