Packet loss every 30.999 seconds
brde at optusnet.com.au
Wed Dec 19 09:00:05 PST 2007
On Wed, 19 Dec 2007, David G Lawrence wrote:
>> Try it with "find / -type f >/dev/null" to duplicate the problem almost
> 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
It might still. The data should be cached somewhere, but caching it
in both the buffer cache/VMIO and the vnode/inode is wasteful.
I may have been only caching vnodes for directories. I switched to
using a find or a tar on /home/ncvs/ports since that has a very high
density of directories.
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