Re: Load Balancing Issue - can someone help?

EDIT:  sorry, a typo, it should be port 23, as I'm currently testing on
telnet, rather than ftp.


Ian

On 09/08/06, Ian Walker <[email protected]> wrote:
>
> I checked my config, and I'm not sure why it was reporting zero the first
> time around.  I now have a weight of 1 for both entries, shown below:
>
>
> IP Virtual Server version 1.0.8 (size=65536)
> Prot LocalAddress:Port Scheduler Flags
>   -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
> TCP  172.20.12.231:22 rr
>   -> 192.168.0.3:22               Masq    1      0          0
>   -> 192.168.0.2:22               Masq    1      0          0
>
> however, I still get the same end result of no connection.  I'm new to
> this, but I based my config on the sample ldirectord.cf file to get as far
> as I have now.
>
> Regards
>
>
> Ian
>
>
>
> On 09/08/06, Andersson Mattias < [email protected]> wrote:
> >
> > Hi Ian
> >
> > Having a look at:
> > IP Virtual Server version 1.0.8 (size=65536)
> > Prot LocalAddress:Port Scheduler Flags
> >   -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
> > TCP   172.20.12.231:22 rr
> >   -> 192.168.0.3:22               Masq    0      0          0
> >   -> 192.168.0.2:22               Masq    0      0          0
> >
> > The weight 0 indicates that your connection verification is not working
> > and that the real servers therefore are disabled.
> >
> > Have a look at your ldirectord configuration and fix this.
> >
> >
> > /Mattias
> >
> > ________________________________________
> > From: [email protected] [mailto:[email protected]
> > ] On Behalf Of Ian Walker
> > Sent: Wednesday, August 09, 2006 12:42 PM
> > To: [email protected]
> > Subject: Load Balancing Issue - can someone help?
> >
> > Have been trying to get my config to work, using ftp but it doesn't seem
> > to work on RHEL3U7. Here's my config:
> >
> > virtual = 172.20.12.231:22
> > real = 192.168.0.2:22 masq
> > real = 192.168.0.3:22 masq
> > service = ftp
> > request = "/etc/welcome.msg"
> > receive = "Welcome"
> > login = "anonymous"
> > passwd = "[email protected]"
> > scheduler = rr
> > protocol = tcp
> > checktype = negotiate
> >
> > I've validated that it's running OK using "ipvsadm -ln" and it shows the
> > following results:
> >
> > IP Virtual Server version 1.0.8 (size=65536)
> > Prot LocalAddress:Port Scheduler Flags
> > -> RemoteAddress:Port Forward Weight ActiveConn InActConn
> > TCP 172.20.12.231:22 rr
> > -> 192.168.0.3:22 Masq 0 0 0
> > -> 192.168.0.2:22 Masq 0 0 0
> >
> > and everytime I try to connect with FTP it fails with connection
> > refused. I did change the config so that it was configured for telnet just
> > to test, so my config was:
> >
> >
> > virtual = 172.20.12.231:23
> > real = 192.168.0.2:23 masq
> > real = 192.168.0.3:23 masq
> > service = none
> > request = "/etc/welcome.msg"
> > receive = "Welcome"
> > scheduler = rr
> > protocol = tcp
> > checktype = negotiate
> >
> > and this time when I ran the "ipvsadm -ln --connection" command, I got
> > these results:
> >
> > IPVS connection entries
> > pro expire state source virtual destination
> > TCP 00:59 SYN_RECV 172.20.12.17:41271 172.20.12.231:23 192.168.0.2:23
> >
> > so is kind of looking better. I then checked the stats to find:
> >
> > IP Virtual Server version 1.0.8 (size=65536)
> > Prot LocalAddress:Port Conns InPkts OutPkts InBytes OutBytes
> > -> RemoteAddress:Port
> > TCP 172.20.12.231:23 1 3 0 180 0
> > -> 192.168.0.2:23 1 3 0 180 0
> > -> 192.168.0.3:23 0 0 0 0 0
> >
> > so I'm not entirely sure why it's not working as the connection just
> > sits there trying to connect with telnet, and nothing else happens. I've
> > installed the relevant packages for the ldirector as well as the
> > arptables_jf package for RHEL3.
> >
> > The ldirector has been configured with two network cards. The main
> > network being 172.20.12.231. This ip is assigned to eth0. The other
> > card, eth1 has been configured with 192.168.0.1.
> >
> > The two servers running ftp have been configured with 192.168.0.2 and
> > 192.168.0.3. Of course, with ftp there was nothing, no connection or no
> > stats, that's why I configured with telnet, just to see if anything would
> > show.
> >
> > Hope I've not sent this to the wrong place, am quite interested in
> > getting this working.
> >
> > Regards
> >
> >
> > Ian
> >
> >
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