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Re: OutPkts stay at 0

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: OutPkts stay at 0
From: Luca Maranzano <liuk001@xxxxxxxxx>
Date: Thu, 13 Oct 2005 12:57:48 +0200
Hi Leon,

I've setup the same thing for RDP on 2 physical nodes.

If you are using ESX you have to add another NIC to your VM and to
define another Virtual Switch on another LAN (or possibily VLAN) on
which clients will see the Virtual IP to connect to via RDP and you
will have to use masquerading (see Ultramonkey site for example
configuration).

If you need failover and failback feature I'd suggest to stay on the
latest 2.4 Kernel series (at least 2.4.29 as someone reported on this
list), since 2.6 on ESX isn't yet so stable for production IMHO.

HTH.
Luca


On 13/10/05, Keijser, L.S <keijser@xxxxxx> wrote:
> Hi,
>
> I'm trying to set up 2 load balancers (LVS) in combination with heartbeat for 
> HA, to balance load on our windows terminal servers. Now, let me first say 
> that my knowledge of routing isn't too good, so i might be asking/stating 
> obvious things. Please excuse me if i do.
>
> Secondly, this is my situation:  the 2 boxes work together just fine with 
> heartbeat. One drops, the other one takes over and vice versa. It's just that 
> the load balancing is not working ..  I don't know which information i should 
> submit, so here goes:
>
> Both machines run on VMWare ESX, using 2 NICs. One i've configured for 
> connection with our LAN (in the 192.168 range), the other one is private for 
> the heartbeat (10.10.10.x). I can ping the cluster IP just fine from a 
> workstation. Heartbeat uses ldirectord to set up ipvsadm rules, which are 
> (when active):
>
> IP Virtual Server version 1.2.1 (size=4096)
> Prot LocalAddress:Port Scheduler Flags
>   -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
> TCP  192.168.51.200:3389 wlc
>   -> 192.168.50.12:3389           Route   1      0          0
>   -> 192.168.50.14:3389           Route   1      0          0
>   -> 192.168.50.15:3389           Route   1      0          0
>   -> 192.168.50.13:3389           Route   1      0          0
>   -> 192.168.50.11:3389           Route   1      0          0
>
> Then i open a MS Remote Desktop Client connection to 192.168.51.200, and get 
> timeouts. If i look at the stats i see that no packets are being transmitted:
>
> IP Virtual Server version 1.2.1 (size=4096)
> Prot LocalAddress:Port               Conns   InPkts  OutPkts  InBytes OutBytes
>   -> RemoteAddress:Port
> TCP  192.168.51.200:3389                 6       15        0      720        0
>   -> 192.168.50.12:3389                  3        8        0      384        0
>   -> 192.168.50.14:3389                  2        4        0      192        0
>   -> 192.168.50.15:3389                  1        3        0      144        0
>   -> 192.168.50.13:3389                  0        0        0        0        0
>   -> 192.168.50.11:3389                  0        0        0        0        0
>
>
> I think it has something to do with routing ... but i have no idea why, or 
> where to start looking :(
>
>
> If somebody could help, i'd appreciate it alot!
>
>
> Thanks,
>
> Léon
>
>
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