Strange top output
Hi There,
We are seeing a large spike in load average on our web server (from
0.xx to 10-15.xx) but there does not seem to be anything hogging the
CPUs or anything... Am i missing something here? What can i do to
check other issues.
Thanks
Simon
top - 15:33:25 up 5 days, 5:28, 1 user, load average: 10.74, 10.23, 10.92
Tasks: 128 total, 1 running, 127 sleeping, 0 stopped, 0 zombie
Cpu(s): 26.2% us, 29.5% sy, 0.0% ni, 40.0% id, 4.0% wa, 0.0% hi, 0.3% si
Mem: 1036100k total, 943536k used, 92564k free, 45664k buffers
Swap: 1951888k total, 89692k used, 1862196k free, 488912k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
15791 www-data 15 0 31540 14m 20m S 7.0 1.4 0:00.99 apache2
11568 www-data 16 0 34360 17m 20m S 2.0 1.7 0:02.08 apache2
15596 www-data 15 0 31196 14m 20m S 1.0 1.4 0:00.29 apache2
16655 www-data 15 0 32712 15m 20m S 0.3 1.6 1:00.64 apache2
12264 www-data 15 0 31824 14m 20m S 0.3 1.5 0:01.88 apache2
15599 www-data 15 0 31500 14m 20m S 0.3 1.4 0:00.54 apache2
16972 root 16 0 2064 1096 1852 R 0.3 0.1 0:00.19 top
1 root 16 0 1504 468 1352 S 0.0 0.0 0:02.40 init
2 root RT 0 0 0 0 S 0.0 0.0 0:00.09 migration/0
3 root 34 19 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/0
4 root RT 0 0 0 0 S 0.0 0.0 0:00.13 migration/1
5 root 34 19 0 0 0 S 0.0 0.0 0:00.00 ksoftirqd/1
6 root 5 -10 0 0 0 S 0.0 0.0 0:00.09 events/0
7 root 5 -10 0 0 0 S 0.0 0.0 0:02.21 events/1
8 root 5 -10 0 0 0 S 0.0 0.0 0:00.00 khelper
23 root 5 -10 0 0 0 S 0.0 0.0 0:06.34 kblockd/0
24 root 5 -10 0 0 0 S 0.0 0.0 0:00.71 kblockd/1
50 root 15 0 0 0 0 S 0.0 0.0 1:32.96 kswapd0
51 root 5 -10 0 0 0 S 0.0 0.0 0:00.00 aio/0
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