Re: [squid-users] squid process about 50% in kernel mode on solaris 5.8

mbenschop wrote:
>
> Hi,
>
> I'm currently having troubles with a Solaris 8 box that's running squid
> version 2.4.STABLE2.
> Sometimes the proxy was responding slow and when I started investigating I
> found that the squid process itself was running something from 30-50+ % in
> kernel mode.
>
> A typical top output looks like this :
>
> 119 processes: 112 sleeping, 6 running, 1 on cpu
> CPU states: 1.8% idle, 48.0% user, 50.2% kernel, 0.0% iowait, 0.0% swap
> Memory: 512M real, 382M swap in use, 2086M swap free
>
> PID USERNAME THR PRI NICE SIZE RES STATE TIME CPU COMMAND
> 19296 root 1 11 0 322M 321M run 141:17 29.08% squid
> 7886 root 1 0 0 1784K 1368K run 43:58 5.60% junkbuster
> 22946 beh_ops 1 50 0 2608K 1640K cpu 0:00 1.10% top
> 7040 nobody 1 58 0 2344K 1896K sleep 1:24 0.31% dnsserver
> 430 root 12 58 0 6248K 5384K sleep 31:16 0.23% mibiisa
> 22858 root 1 58 0 1792K 1008K sleep 0:00 0.20% junkbuster
> 417 root 1 54 0 4120K 2664K sleep 74:06 0.15% opcle
> 7041 nobody 1 58 0 2344K 1896K sleep 0:26 0.15% dnsserver
> 23135 root 1 0 0 1784K 1000K sleep 0:00 0.14% junkbuster
> 27139 root 1 58 0 1784K 984K sleep 0:00 0.06% junkbuster
> 11211 root 1 58 0 1784K 984K sleep 0:10 0.06% junkbuster
> 23134 root 1 0 0 1784K 984K run 0:00 0.05% junkbuster
> 23104 root 1 0 0 1784K 984K sleep 0:00 0.05% junkbuster
> 23132 root 1 0 0 1784K 984K sleep 0:00 0.05% junkbuster
> 19333 nobody 1 58 0 904K 600K sleep 0:09 0.03% unlinkd
>
> It seems to me that squid is using a lot of memory.
> I'm not sure if we're just too low on actual memory of if there are
> configuration options I should set diffent.
>
> Any hints are welcome.

  Have a look at the FAQ@www.squid-cache.org concerning memory usage,
  which is related to the size of your cache partition(s).
  Trade off may have to be made, the FAQ explains the correlation
  between memory usage and cache sizes in more detail.

  M.

>
> Thanks,
>
> mark
>
> --
> The From: and Reply-To: addresses are internal news2mail gateway addresses.
> Reply to the list or to mbenschop <mark@cistron.nl>

-- 
 'Time is a consequence of Matter thus
 General Relativity is a direct consequence of QM
 (M.E. Mar 2002)