RE: [squid-users] proxy slow due to TCP_MISS

From: Rajesh Bandar <[email protected]>
Date: Thu, 14 Apr 2005 18:53:36 -0700 (PDT)

Hi Else,

Thanks for your response. We have two proxy servers in
our company. One is in Melbourne and the other one is
in Sydney. For Melbourne proxy the parent proxy is
Sydney.

I am forwarding all the melbourne proxy requests to
Sydney. But I still want to use my melbourne squid as
both cache and proxy server. At the moment it is not
caching anything on the melbourne proxy server. Sorry
if I am wrong. I see lots of TCP_MISS entries because
the Melbourne proxy server is not caching.

How can I configure my Melbourne proxy to act as
proxy/cache server and also redirect all the requests
to sydney proxy.

Thanks,
Raj.

--- Elsen Marc <elsen@imec.be> wrote:
>
>
> >
> > Hi All,
> >
> > I am running squid proxy Version 2.5.STABLE7 on a
> > solaris box. The proxy server has been quite slow
> for
> > the past few days. When I checked the access logs
> I
> > found lots of TCP_MISS entries
> >
> > 1106631788.303 1010 192.168.6.70 TCP_MISS/200
> 5848
> > GET http://www.melbourneit.
> > com.au/gfx/namesbyrequest/mas2.jpg? -
> > FIRST_PARENT_MISS/192.168.1.50 image/jpeg
> > 1106631788.450 366 192.168.6.70 TCP_MISS/200
> 859
> > GET http://www.melbourneit.c
> > om.au/gfx/melbourneit-2004/search_btn_grey.gif -
> > TIMEOUT_FIRST_UP_PARENT/192.168
> > .1.50 image/gif
> > 1106631788.555 1263 192.168.6.70 TCP_MISS/200
> 15518
> > GET http://www.melbourneit
> > .com.au/gfx/namesbyrequest/mas1.jpg? -
> > FIRST_PARENT_MISS/192.168.1.50 image/jpeg
> > 1106631789.055 876 192.168.6.70 TCP_MISS/404
> 1391
> > GET http://us.f607.mail.yah
> > oo.com/gfx/namesbyrequest/mas_bg.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631805.696 67 192.168.6.70 TCP_HIT/200 700
> GET
> > http://us.a1.yimg.com/us.
> >
>
yimg.com/a/co/consumer_info/cc_i_25x25_sticky-rev.gif
> > - NONE/- image/gif
> > 1106631805.713 1737 192.168.6.70 TCP_MISS/200
> 17901
> > POST http://us.f607.mail.y
> > ahoo.com/ym/ShowLetter? -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631805.929 271 192.168.6.70 TCP_MISS/200
> 905
> > GET http://us.a1.yimg.com/us
> >
>
.yimg.com/a/ca/capital_one_auto/011205_ti0978_caricon.gif
> > - FIRST_PARENT_MISS/19
> > 2.168.1.50 image/gif
> > 1106631806.120 424 192.168.6.70 TCP_MISS/200
> 552
> > GET http://us.a1.yimg.com/us
> > .yimg.com/a/ci/citibank/kc1_0pya_112904.gif -
> > TIMEOUT_FIRST_UP_PARENT/192.168.1.
> > 50 image/gif
> > 1106631806.510 940 192.168.6.70 TCP_MISS/200
> 4492
> > GET http://ad.doubleclick.n
> >
>
et/adi/N2998.Yahoo/B1509178;sz=728x90;ord=1106631887432416?
> > - FIRST_PARENT_MISS/
> > 192.168.1.50 text/html
> >
> > 1106631896.303 151 192.168.6.40 TCP_MISS/304
> 311
> > GET http://www.theaustralian
> > .news.com.au/au-galls/apr14weird.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 image/jpeg
> > 1106631896.391 180 192.168.6.40 TCP_MISS/302
> 662
> > GET http://www.theaustralian
> > .com.au/au-106/aus40.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.410 172 192.168.6.40 TCP_MISS/302
> 664
> > GET http://www.theaustralian
> > .com.au/au-106/106-da.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.453 182 192.168.6.40 TCP_MISS/302
> 666
> > GET http://www.theaustralian
> > .com.au/au-106/prop106.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.487 183 192.168.6.40 TCP_MISS/302
> 676
> > GET http://www.theaustralian
> > .com.au/au-106/106-aviation.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.635 235 192.168.6.40 TCP_MISS/302
> 674
> > GET http://www.theaustralian
> > .com.au/au-106/106-deliver.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.677 256 192.168.6.40 TCP_MISS/302
> 668
> > GET http://www.theaustralian
> > .com.au/au-106/106-wine.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.708 232 192.168.6.40 TCP_MISS/302
> 670
> > GET http://www.theaustralian
> > .com.au/au-106/travel106.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> > 1106631896.723 225 192.168.6.40 TCP_MISS/302
> 665
> > GET http://www.theaustralian
> > .com.au/au-galls/rock.jpg -
> > FIRST_PARENT_MISS/192.168.1.50 text/html
> >
> >
> > What could be the problem? 192.168.1.50 is my peer
> > cache server. Any help would be really
> appreciated.
> >
>
> TCP_MISS(es) needn't be the exact cause of squid
> being
> slow or becoming slow :
> See , for instance :
>
>
>
>
http://www.squid-cache.org/Doc/FAQ/FAQ-11.html#ss11.17
>
> M.
>

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Received on Thu Apr 14 2005 - 19:53:40 MDT

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