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Re: [K12OSN] Sever load , calculating



oops... I hate it when Linux servers have problems with cup usage. <grin>

Hit P for cpu usage.

;-)

On Thu, Sep 9, 2010 at 1:08 PM, Paul Nelson <pnelson k12 gmail com> wrote:
> From a terminal (command line prompt) type: top
>
> That will show you what's running and the load. You can then sort to
> see what's using memory and cpu power. Hit capital P for cup usage.
>
> ;-) Paul
>
> On Wed, Sep 8, 2010 at 12:54 PM, Barry  Cisna <brcisna eazylivin net> wrote:
>> Hello All,
>>
>> Server:
>> Intel Xeon 2.4GHZ - smp- 2.6.18-194  kernel
>> ( As i see it Linux sees/dmesg  this as a single processor,even though
>> the smp kernel gets installed?)
>> 2GIG ram
>> (2) 500 IDE HD's
>> (2) 10/100 nics 1 activated
>> LVM /ext3 (no md raid)
>> Centos 5 (updated) 5.5
>>
>>
>> Wondering if anyone can shed some light on my wonderings here.
>> Over the summer i rebuilt our school's file server with bigger HD's (2)
>> 500 gig PATA/IDE,and this time updated the CENTOS 5 install to 5.5 along
>> with the latest version of Samba as well. Everything else in regards to
>> hardware remained the same as last school year.
>> What puzzles me somewhat is when looking at the CPU load reading when I
>> log into Webmin the load is sometimes as high as 8.x! I do not ever
>> remember seeing these readings this high last school year. What strikes
>> me as being odd is only a max of 500kb of the 2 gig ram is ever used and
>> the swap is only used about 100kb as well.
>> >From my brief finding I can see as many as 200 connections to the
>> H:( Samba home folders),but usually a max of 15 files actually open at
>> any one time looking through Webmin again.
>> Has others here experienced these high loads but very little memory
>> being used either physical and/or swap?
>> Running top from a shell never shows any odd/obvious processes eating
>> the cpu up. The load number varies greatly from hour to hour too.
>> Example; one hour .60, half hour later 8.x!
>> No "MY made up" cron jobs are running during the day such as
>> backups,etc.
>> Sorry for long post.
>>
>> Take Care,
>> BC
>>
>>
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>>
>


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