Steven Law wrote:
> i have a FTP server which runs vsftpd.
> normally the system load average is 0.5.
> but i found it be incredible high today.
> here comes the 'top' information:
>
> ===========================================================================
>
> top - 10:06:34 up 1 day, 19:15, 2 users, load average: 31.24, 30.43, 23.65
> Tasks: 236 total, 1 running, 235 sleeping, 0 stopped, 0 zombie
^^^^^^^^^
> Cpu0 : 0.0% us, 1.0% sy, 0.0% ni, 0.0% id, 94.1% wa, 2.0% hi, 2.9% si
> Cpu1 : 0.0% us, 0.0% sy, 0.0% ni, 100.0% id, 0.0% wa, 0.0% hi, 0.0%
> si
> Cpu2 : 0.0% us, 2.0% sy, 0.0% ni, 0.0% id, 96.0% wa, 1.0% hi, 1.0% si
> Cpu3 : 0.0% us, 0.0% sy, 0.0% ni, 31.7% id, 68.3% wa, 0.0% hi, 0.0% si
> Mem: 2075456k total, 2068932k used, 6524k free, 7448k buffers
> Swap: 1951888k total, 0k used, 1951888k free, 1962784k cached
>
> PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
>
> 3311 root 16 0 2204 1172 844 R 2.0 0.1 0:00.11 top
>
> 152 root 15 0 0 0 0 S 1.0 0.0 12:24.65 kswapd0
>
> 1780 ftp 15 0 3204 1224 960 D 1.0 0.1 0:00.27 vsftpd
^
>
> 2570 ftp 15 0 3204 1188 936 D 1.0 0.1 0:00.17 vsftpd
^
You don't have much of a load problem. You have processes stuck in
uninterruptable state, possibly due to a disk problem or kernel issue.
ps -ax | grep D
--
see shy jo
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