[Iftop-users] Iftop 0.14 on FreeBSD 5.1 using up all the file handles?

Chris Lightfoot chris at ex-parrot.com
Tue, 4 Nov 2003 11:49:05 +0000


On Tue, Nov 04, 2003 at 08:09:21PM +1300, iftop@simhardware.co.nz wrote:
> Hi Folks,
> 
> For several weeks I have been running FreeBSD 5.1 Release (was on 4.7
> previously).
> 
> I am using the ports collection of iftop 0.14.
> 
> What am am finding that that after a day or two I have thousands of open
> files on the OS. If I exit iftop, that number drops back down to 200 or
> so, and after I start iftop again it starts climbing again at a rate of
> about 3 or 4 files per second.
> 
> I only noticed because after a week it is using all 7000 available file
> handles, and I get a kernel file table full errors, and everything
> stops.

Hmm. Which resolver is it using? Does strace show anything
useful (try strace -eopen,socket iftop)? Can you use lsof
or similar to identify files the process has open?

-- 
``History is the sum total of things which could have been avoided.''
  (Adenauer)