Re: [squid-users] Part of Page Loading Slowly

Hm, try disabling pmtu, timestampsand window scaling on your squid server?

Adrian

On Mon, Mar 03, 2008, Cody Jarrett wrote:
> I'm having an issue with a new squid install. Squid has always worked
> fine, but I moved squid to a new server and am having issues. My squid
> config allows access to 1 website for ordering purposes. Since moving
> to the new server, when accessing the website, a certain page load
> takes anywhere from 5 minutes to 10 minutes. Basically, the border of
> the page loads, but the center of the page is some sort of ajax and a
> scriplet form and that hangs. When it eventually starts to load the
> form, it loads about 1 line per second and about 50 lines. When I
> don't use the proxy and browse to the site, the page and form loads in
> about 3 seconds. The whole time when it is trying to load, I get the
> following when running tethereal on the server over and over until it
> finally loads:
>
> 1204576907.204371 192.168.1.100 -> 10.20.30.40 TCP 59770 > squid [ACK]
> Seq=10215 Ack=26389 Win=524176 Len=0 TSV=740957497 TSER=260637360
> 1204576907.240115 192.168.1.100 -> 10.20.30.40 TCP 59770 > squid [ACK]
> Seq=10215 Ack=27837 Win=524176 Len=0 TSV=740957497 TSER=260637398
> 1204576908.448434 10.20.30.40 -> 192.168.1.100 TCP [TCP segment of a
> reassembled PDU]
> 1204576908.481293 10.20.30.40 -> 192.168.1.100 TCP [TCP segment of a
> reassembled PDU]
> 1204576908.501902 192.168.1.100 -> 10.20.30.40 TCP 59770 > squid [ACK]
> Seq=10215 Ack=29285 Win=524176 Len=0 TSV=740957510 TSER=260638651
> 1204576908.525971 192.168.1.100 -> 10.20.30.40 TCP 59770 > squid [ACK]
> Seq=10215 Ack=30733 Win=524176 Len=0 TSV=740957510 TSER=260638684
> 1204576909.736172 10.20.30.40 -> 192.168.1.100 TCP [TCP segment of a
> reassembled PDU]
> 1204576909.769486 10.20.30.40 -> 192.168.1.100 TCP [TCP segment of a
> reassembled PDU]
>
> On the previous server, I didn't have any problems, and I copied the
> squid.conf over to the new server, editing the IP address and server
> name in the conf file. The new server has a cable internet connection
> several mbit's in speed. I even tried the exact same version of squid
> on the previous version, but upgraded to squid-2.6.STABLE6-5.el5_1.2
> without any difference. It's a pretty basic config, and the only thing
> that has really changed is the centos 5 server that is now acting as
> the proxy server and the internet connection is now cable. It almost
> looked like some sort of MTU issue, but I've tried browsing the site
> from a computer using the proxy that is on the LAN behind this server,
> ( this server acts as the gateway for this LAN).
>
> Any insight would be greatly appreciated. Thanks.
>
> Here is my configuration file:
>
> http_port 1.2.3.4:3128
> http_port 127.0.0.1:3128
> visible_hostname proxy.blah.com
> cache_dir null /dev/null
> auth_param basic program /usr/lib/squid/ncsa_auth /etc/squid/passwd
> acl all src 0/0
> acl MyAllowedSites dstdomain .site.com
> acl MyAcct proxy_auth | "/etc/squid/acl_groups/MyGroups"
> http_access allow MyAcct MyAllowedSites
> http_access deny all
> acl all src 0.0.0.0/0.0.0.0
> acl CONNECT method CONNECT
> acl authenticated proxy_auth REQUIRED
> http_access allow authenticated
> http_access deny all
> http_reply_access allow all
> icp_access allow all
> tcp_recv_bufsize 100000 bytes
> coredump_dir /var/spool/squid
>
>
>
>
>

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