论坛徽章:: 1

电梯直达

1楼 [收藏(0)] [报告]

发表于 2017-04-27 09:47 |只看该作者 |倒序浏览

本帖最后由 wuyu1998 于 2017-04-27 11:00 编辑

虚拟机VMware vSphere，4个cpu，8GB内存。
最小化安装Centos7，在机器启动时内存被占用了144MB。

运行自己写的python3.4程序，数据文件存放在nfs上。仅仅是7z文件解压、html解析，结果以log日志形式写回NFS。
一段时间后，内存被占用了5.4GB。而且，查不到是哪个进程占用的。
使用了ps、top、htop，都没法找到是哪个进程占用的。
重装了系统，故障依旧。

请问如何去查找？

文库|博客

wuyu1998

白手起家

论坛徽章:: 1

2楼 [报告]

发表于 2017-04-27 10:29 |只看该作者

本帖最后由 wuyu1998 于 2017-04-27 11:42 编辑

[u01@localhost ~]$ free -h
            total       used       free    shared  buff/cache available
Mem:          7.8G       5.5G       117M       8.5M       2.2G       2.1G
Swap:       7.9G       0B       7.9G

[u01@localhost ~]$ top -d 10
top - 11:42:02 up  1:25,  3 users,  load average: 8.04, 8.10, 8.04
Tasks: 157 total, 1 running, 156 sleeping, 0 stopped, 0 zombie
%Cpu(s):  0.9 us,  2.9 sy,  0.0 ni, 92.3 id,  3.7 wa,  0.0 hi,  0.2 si,  0.0 st
KiB Mem :  8176080 total, 129228 free,  5727956 used,  2318896 buff/cache
KiB Swap:  8257532 total,  8257532 free,       0 used.  2184928 avail Mem

  PID USER    PR  NI VIRT RES SHR S  %CPU %MEM    TIME+ COMMAND
4286 u01    20 0 29420  25504 2296 D 6.8  0.3 2:50.42 7z
4289 u01    20 0 29492  25572 2296 D 5.3  0.3 2:32.06 7z
4283 u01    20 0 35212  31216 2296 D 3.5  0.4 1:47.66 7z
  424 root    0 -20    0    0    0 S 3.1  0.0 0:09.47 kworker/0:1H
4282 u01    20 0 36540  32544 2296 D 3.1  0.4 1:26.55 7z
4287 u01    20 0 35300  31188 2296 D 2.9  0.4 1:35.40 7z
4288 u01    20 0 35028  31032 2296 D 2.8  0.4 2:26.92 7z
4284 u01    20 0 35392  31212 2300 D 2.7  0.4 1:20.38 7z
4285 u01    20 0 35332  31336 2296 D 2.7  0.4 1:17.85 7z
3 root    20 0    0    0    0 S 0.6  0.0 0:10.02 ksoftirqd/0
1040 root    20 0  141524 1996 1456 S 0.2  0.0 0:40.59 watch
4237 u01    20 0  448924  19316 4624 S 0.2  0.2 0:18.98 python3
13 root    20 0    0    0    0 S 0.1  0.0 0:06.02 rcu_sched
15 root    20 0    0    0    0 S 0.1  0.0 0:02.18 rcuos/1
43 root    20 0    0    0    0 S 0.1  0.0 1:16.09 kworker/3:1
  568 root    0 -20    0    0    0 S 0.1  0.0 0:01.17 kworker/2:1H
1 root    20 0 41280 3704 2392 S 0.0  0.0 0:13.09 systemd
2 root    20 0    0    0    0 S 0.0  0.0 0:00.03 kthreadd
5 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 kworker/0:0H
7 root    rt 0    0    0    0 S 0.0  0.0 0:00.65 migration/0

实战分享：从技术角度谈机器学习入门| 【大话IT】RadonDB低门槛向MySQL集群下战书 | ChinaUnix打赏功能已上线！ | 新一代分布式关系型数据库RadonDB知多少？

wuyu1998

白手起家

论坛徽章:: 1

3楼 [报告]

发表于 2017-04-27 12:48 |只看该作者

内存占用，突然变小了。
[u01@localhost ~]$ free -h
            total       used       free    shared  buff/cache available
Mem:          7.8G       397M       6.0G       8.5M       1.4G       7.2G
Swap:       7.9G       0B       7.9G

[u01@localhost ~]$ top -d 10
top - 12:48:25 up  2:32,  3 users,  load average: 8.00, 8.03, 8.05
Tasks: 155 total, 1 running, 154 sleeping, 0 stopped, 0 zombie
%Cpu(s):  0.1 us,  2.3 sy,  0.0 ni, 96.2 id,  1.3 wa,  0.0 hi,  0.0 si,  0.0 st
KiB Mem :  8176080 total,  6287648 free, 408320 used,  1480112 buff/cache
KiB Swap:  8257532 total,  8257532 free,       0 used.  7530544 avail Mem

  PID USER    PR  NI VIRT RES SHR S  %CPU %MEM    TIME+ COMMAND
4282 u01    20 0 36540  32544 2296 D 1.7  0.4 2:46.73 7z
4286 u01    20 0 29420  25504 2296 D 1.7  0.3 4:35.79 7z
4288 u01    20 0 35028  31032 2296 D 1.7  0.4 4:17.66 7z
4289 u01    20 0 29492  25572 2296 D 1.6  0.3 4:13.23 7z
4285 u01    20 0 35332  31336 2296 D 1.5  0.4 2:37.08 7z
4287 u01    20 0 35300  31188 2296 D 1.5  0.4 3:01.04 7z
4283 u01    20 0 35212  31216 2296 D 1.3  0.4 3:13.30 7z
4284 u01    20 0 35392  31212 2300 D 1.3  0.4 2:42.52 7z
16 root    20 0    0    0    0 S 0.1  0.0 0:03.13 rcuos/2
4237 u01    20 0  448924  19316 4624 S 0.1  0.2 0:23.21 python3
1 root    20 0 41280 3704 2392 S 0.0  0.0 0:13.26 systemd
2 root    20 0    0    0    0 S 0.0  0.0 0:00.03 kthreadd
3 root    20 0    0    0    0 S 0.0  0.0 0:11.09 ksoftirqd/0
5 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 kworker/0:0H
7 root    rt 0    0    0    0 S 0.0  0.0 0:00.66 migration/0
8 root    20 0    0    0    0 S 0.0  0.0 0:00.00 rcu_bh
9 root    20 0    0    0    0 S 0.0  0.0 0:00.00 rcuob/0
10 root    20 0    0    0    0 S 0.0  0.0 0:00.00 rcuob/1
11 root    20 0    0    0    0 S 0.0  0.0 0:00.00 rcuob/2
12 root    20 0    0    0    0 S 0.0  0.0 0:00.00 rcuob/3
13 root    20 0    0    0    0 S 0.0  0.0 0:08.89 rcu_sched
14 root    20 0    0    0    0 S 0.0  0.0 0:02.86 rcuos/0
15 root    20 0    0    0    0 S 0.0  0.0 0:03.72 rcuos/1
17 root    20 0    0    0    0 S 0.0  0.0 0:02.74 rcuos/3
18 root    rt 0    0    0    0 S 0.0  0.0 0:14.37 watchdog/0
19 root    rt 0    0    0    0 S 0.0  0.0 0:12.16 watchdog/1
20 root    rt 0    0    0    0 S 0.0  0.0 0:00.23 migration/1
21 root    20 0    0    0    0 S 0.0  0.0 0:00.14 ksoftirqd/1
23 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 kworker/1:0H
24 root    rt 0    0    0    0 S 0.0  0.0 0:14.39 watchdog/2
25 root    rt 0    0    0    0 S 0.0  0.0 0:00.20 migration/2
26 root    20 0    0    0    0 S 0.0  0.0 0:00.00 ksoftirqd/2
29 root    rt 0    0    0    0 S 0.0  0.0 0:24.05 watchdog/3
30 root    rt 0    0    0    0 S 0.0  0.0 0:00.12 migration/3
31 root    20 0    0    0    0 S 0.0  0.0 0:10.39 ksoftirqd/3
34 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 khelper
35 root    20 0    0    0    0 S 0.0  0.0 0:00.00 kdevtmpfs
36 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 netns
37 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 perf
38 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 writeback
39 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 kintegrityd
40 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 bioset
41 root    0 -20    0    0    0 S 0.0  0.0 0:00.00 kblockd