HOW do you tune the tcp_close_wait_interval?
Bill
SO Kwok Tsun wrote:
> Hi,
>
> I have configured squid 1.1.20 on a Ultra Sparc with Solaris 2.5.1
> recently. I notice that when the connection to outside is sluggish,
> there will be a number of CLOSE_WAIT with child connecting its http
> port:
>
> parent.8080 child1.4501 33580 0 8760 0 CLOSE_WAIT
> parent.8080 child2.4428 17520 0 8760 0 CLOSE_WAIT
> parent.8080 child2.4963 17520 0 8760 0 CLOSE_WAIT
> ...
>
> * parent is the Ultra Sparc.
>
> So, the number of file descriptors used increased a lot during that
> period. It rises up over 1000 even when there are a few established
> connection only. However, I seldom notice that there are any CLOSE_WAIT
> in a squid parent proxy server under Digital Unix.
>
> I would like to ask whether you have similar observation. If your proxy
> server is busy enough, have you tuned anything such as
> tcp_close_wait_interval of /dev/tcp? Its default is 240000ms (=4mins).
> Thanks a lot for your opinion.
>
> So K T, CUHK
-- ------------------------------------------------------------------------ Bill Petersen email: brp@dsccc.com UNIX System, Web, Firewall, and Email Admin voice: 972-519-4249 Technical Services, DSC Communications Corp, Plano, Texas ------------------------------------------------------------------------ Communication, its one of those things we take for granted... ------------------------------------------------------------------------Received on Wed Jan 21 1998 - 10:23:36 MST
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