우선, 메모리가 90%이상 서버가 사용하고 있는 상황.
top명령어를 이용!,
top - 11:40:54 up 73 days, 20:31, 3 users, load average: 0.00, 0.03, 0.03
Tasks: 166 total, 1 running, 165 sleeping, 0 stopped, 0 zombie
Cpu(s): 0.0%us, 0.1%sy, 0.0%ni, 99.9%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st
Mem: 8061268k total, 1755492k used, 6305776k free, 148384k buffers
Swap: 8388604k total, 0k used, 8388604k free, 629412k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
1 root 20 0 19356 1500 1200 S 0.0 0.0 0:07.65 init
2 root 20 0 0 0 0 S 0.0 0.0 0:00.00 kthreadd
3 root RT 0 0 0 0 S 0.0 0.0 0:00.65 migration/0
4 root 20 0 0 0 0 S 0.0 0.0 0:03.87 ksoftirqd/0
5 root RT 0 0 0 0 S 0.0 0.0 0:00.00 stopper/0
6 root RT 0 0 0 0 S 0.0 0.0 0:08.32 watchdog/0
7 root RT 0 0 0 0 S 0.0 0.0 0:03.69 migration/1
8 root RT 0 0 0 0 S 0.0 0.0 0:00.00 stopper/1
9 root 20 0 0 0 0 S 0.0 0.0 0:08.12 ksoftirqd/1
10 root RT 0 0 0 0 S 0.0 0.0 0:08.47 watchdog/1
11 root RT 0 0 0 0 S 0.0 0.0 0:01.02 migration/2
12 root RT 0 0 0 0 S 0.0 0.0 0:00.00 stopper/2
13 root 20 0 0 0 0 S 0.0 0.0 0:02.90 ksoftirqd/2
14 root RT 0 0 0 0 S 0.0 0.0 0:08.04 watchdog/2
15 root RT 0 0 0 0 S 0.0 0.0 0:03.32 migration/3
16 root RT 0 0 0 0 S 0.0 0.0 0:00.00 stopper/3
17 root 20 0 0 0 0 S 0.0 0.0 0:05.56 ksoftirqd/3
18 root RT 0 0 0 0 S 0.0 0.0 0:07.64 watchdog/3
19 root 20 0 0 0 0 S 0.0 0.0 3:18.99 events/0
20 root 20 0 0 0 0 R 0.0 0.0 92:20.22 events/1
21 root 20 0 0 0 0 S 0.0 0.0 3:17.86 events/2
22 root 20 0 0 0 0 S 0.0 0.0 4:08.35 events/3
23 root 20 0 0 0 0 S 0.0 0.0 0:00.00 cgroup
F 로 sort방법을 지정해서 VIRT(virtual mem)를 확인 .
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