Packet loss every 30.999 seconds

Stephan Uphoff ups at freebsd.org
Wed Dec 19 08:31:10 PST 2007


David G Lawrence wrote:
>> Try it with "find / -type f >/dev/null" to duplicate the problem almost
>> instantly.
>>     
>
>    FreeBSD used to have some code that would cause vnodes with no cached
> pages to be recycled quickly (which would have made a simple find
> ineffective without reading the files at least a little bit). I guess
> that got removed when the size of the vnode pool was dramatically
> increased.
>   
You can decrease vfs.wantfreevnodes if caching files without cached data 
is not beneficial
for your application.

> -DG
>
> David G. Lawrence
> President
> Download Technologies, Inc. - http://www.downloadtech.com - (866) 399 8500
> The FreeBSD Project - http://www.freebsd.org
> Pave the road of life with opportunities.
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>   



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