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Re: LVS & UM 1.0.10 RH 9 HTTP POST request greater than ~1000

To: awysocki@xxxxxxxxxxxxxx
Subject: Re: LVS & UM 1.0.10 RH 9 HTTP POST request greater than ~1000
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Julian Anastasov <ja@xxxxxx>
Date: Fri, 28 Nov 2003 23:16:21 +0200 (EET)
        Hello,

On Fri, 28 Nov 2003 awysocki@xxxxxxxxxxxxxx wrote:

> I've set up two UM Load blancers running LVS 1.0.10 and have them up and
> running.  I'm using TUNL since I rent my servers from EV1Servers and my IP
> addresses are all over the place.
>
> My site deals with lots of photos.  so my users are doing large POSTS
> along with large POSTS of Text data.  It seems when the ethernet packet
> goes over the 1460 byte mark only some of the users fail others (my own
> machines) work just fine.  I have tried it on my windows machine and my
> MAC I have no problem, but when somebody elsewhere on the net does the
> same function they fail with a 404 or timeout error on their end.   Its
> only some of the people, others are not having the problems.  If they go
> directly to the server it works.  So I'm guessing it something between the
> LVS and the Real Servers.
>
> I've tried to search for people having the same problem and there was
> something listed on the LVS newsgroup, but the problem was NOT solved
> there.  What other data can I collect to solve this problem?  Anybody able
> to direct me on what to do?

        Can you provide tcpdump outputs according to
http://www.ssi.bg/~ja/TUN-HOWTO.txt

        My recommendation is to try with 2.4.23 as it contains
fix for packets longer than mtu.

Regards

--
Julian Anastasov <ja@xxxxxx>

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