[cod] Linux vs. Windows

patrick at fragzzhost.com patrick at fragzzhost.com
Sat Nov 20 15:39:45 EST 2004


well we dont use 2.4 HAH

only thing that will burst is ur head if u keep showingoff with all this tec bable heheh ;)

----- Original Message ----- 
From: "Steven Hartland" <killing at multiplay.co.uk>
To: <cod at icculus.org>
Sent: Saturday, November 20, 2004 9:11 PM
Subject: Re: [cod] Linux vs. Windows


> lol I think you need to do some background reading.
> 
> Its a know issue that 2.4 kernels often report inaccurate
> CPU usage so if ur usage seems too good to be true it
> is :P
> 
> Basic detail is its all to do with timeslices, if a process
> yields before its up it will register zero cpu usage. So
> you can write a process which actually uses 99% CPU
> but will show up as 0% in both top and ps ( as they both
> use the kernel for CPU usage info ).
> 
> The nature of game servers seems to make them very
> susceptible to inaccurate CPU measurement.
> 
> Sorry to burst ur bubble :P
> 
> 2.6 kernels with their default higher HZ are significantly
> less affected by this issue as is FreeBSD.
> 
> For Windows users watch out for people quoting total
> CPU % when either a dual processor or HT enabled
> as this will mean the real usage is 2 * or 4 * ( dual cpu HT )
> that which they quote. e.g. 25% on a dual proc HT enabled
> machine is actually using 100% of a single CPU.
> 
>    Steve / K
> 
> ----- Original Message ----- 
> From: <patrick at fragzzhost.com>
> To: <cod at icculus.org>
> Sent: Saturday, November 20, 2004 7:59 PM
> Subject: Re: [cod] Linux vs. Windows
> 
> 
> dont be jealus my friend :)
> 
> Btw chris check ur damm phone hehe
> ----- Original Message ----- 
> From: "Steven Hartland" <killing at multiplay.co.uk>
> 
> 
>> Let me guess a 2.4 kernel right? If so that CPU usage is
>> just wrong sorry.
>> 
>>    Steve / K
>> ----- Original Message ----- 
>> From: "Chris Adams" <chris at fragzzhost.com>
>> 
>> 
>>> 8% here for CS Source 32 players 3.06 CPU :-)
> 
> 
> 
> ================================================
> This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. 
> 
> In the event of misdirection, illegible or incomplete transmission please telephone (023) 8024 3137
> or return the E.mail to postmaster at multiplay.co.uk.
> 
> 
>




More information about the Cod mailing list