[jim at meyering.net: [Pkg-nagios-devel] Bug#358178: x86_64: avoid `Size... > POSIX-guaranteed...' warning]

[Andreas Ericsson]

Ethan Galstad wrote:
> On 22 Mar 2006 at 9:49, Jason Martin wrote:
> 
> 
>>On Wed, Mar 22, 2006 at 11:42:33AM -0600, Ethan Galstad wrote:
>>
>>>1.  Plugin output is written to a temp file
>>
>>Won't this be a lot of overhead for large installations? I'm
>>imagine 10K+ services on a few minutes check interval -- that's
>>going to be a lot of temp file creations and destructions. It
>>could be placed on a RAM disk to make it faster I suppose, but I
>>am wondering if some other mechanism would scale better.
>>
>>-Jason Martin
>>-- 
> 
> 
> Disk I/O doesn't look to be a problem.  I've been doing some testing 
> with 2k+ services on a 1.7GHz workstation-class machine with an IDE 
> drive and the only limiting factor as I scale things up seems to be 
> the CPU.
> 
> 

2k services is not a lot. We have several customers running that many 
service-checks, and a few running upwards of 10k.

With this patch the limit is also set pretty firmly at 32768 for 
Linux-servers running ext2 or derivatives.

I'll see if I can get some measurements done with huge configs on 
equally huge hardware.

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Tel: +46 8-230225                  Fax: +46 8-230231


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