Re: Number of File descriptors

Chuck Winters (cwinters@atl.lmco.com)
Tue, 17 Jul 2001 09:46:42 -0400


Thank You all for the information

Chuck

On Fri, Jul 13, 2001 at 09:59:34AM -0400, Chuck Winters wrote:
> Hello All,
> My interest has been peaked by a recent email. At one point, I heard two people speaking
> about how some database guy wanted to have 2000 open files(or something crazy like that).
> They said that he must be crazy because the kernel does a sequential search through the open
> file descriptors. Anyway, I read a posting an a mail list that someone wanted select to
> select on 3000 files. Alright, the question(Finally!):
> To have select() select on 3000 file descriptors, they must be open. That's 3000 open
> files. Will select be ultra slow trying to select on 3000 file descriptors? Also,
> what is the clarification on the kernel doing a sequential search through the open
> file descriptors?
>
> Thanks In Advance,
> Chuck Winters
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