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Re: Looking for Simple Instructions

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: Looking for Simple Instructions
From: Matthew <matthew@xxxxxxxxxxxxxxxx>
Date: Mon, 13 Nov 2006 10:34:31 -0600
Updates. Both slaves now look like this:

net.ipv4.conf.all.arp_ignore = 1
net.ipv4.conf.all.arp_announce = 2
net.ipv4.conf.all.rp_filter = 0

net.ipv4.conf.eth1.arp_ignore = 1
net.ipv4.conf.eth1.arp_announce = 2
net.ipv4.conf.eth1.rp_filter = 0

net.ipv4.conf.lo.arp_ignore = 1
net.ipv4.conf.lo.arp_announce = 2
net.ipv4.conf.lo.rp_filter = 0

net.ipv4.ip_forward = 0
net.ipv4.conf.all.log_martians = 1
net.ipv4.conf.default.rp_filter = 0
net.ipv4.conf.default.accept_source_route = 0

Director:
 net.ipv4.conf.all.arp_ignore = 1
 net.ipv4.conf.all.arp_announce = 2
 net.ipv4.conf.all.rp_filter = 0

 net.ipv4.conf.eth1.arp_ignore = 0
 net.ipv4.conf.eth1.arp_announce = 0
 net.ipv4.conf.eth1.rp_filter = 0

 net.ipv4.conf.lo.arp_ignore = 0
 net.ipv4.conf.lo.arp_announce = 0
 net.ipv4.conf.lo.rp_filter = 0

 net.ipv4.conf.default.send_redirects = 1
 net.ipv4.conf.all.send_redirects = 1
 net.ipv4.conf.eth1.send_redirects = 1

 net.ipv4.ip_forward = 0
 net.ipv4.conf.all.log_martians = 1
 net.ipv4.conf.default.rp_filter = 0
 net.ipv4.conf.default.accept_source_route = 0

You've mentioned that ip_forward is 1 on the director

        I've made sure that ip_forward is 0 on all 3 machines.

I suspect rp_filter so far.

On Director:

  tcpdump -n -i eth1 port 80

10:26:17.163619 IP 70.241.143.240.1257 > 74.52.166.35.http: S 707506018:707506018(0) win 65535 <mss 1452,nop,nop,sackOK>

<above line repeats tons of times before browser times out>

842 packets captured
888 packets received by filter
46 packets dropped by kernel

Nothing in /var/log/dmesg or /var/log/messages about those 46 dropped packets.

Anything else I can try? Does anyone offer paid support on this?

Thanks,
Matthew


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