Thanks Emilio, I'll let you know.

-----Messaggio originale-----
Da: Emilio Campos [mailto:[email protected]] 
Inviato: martedì 5 luglio 2011 11.31
A: [email protected]
Oggetto: Re: [Zenloadbalancer-support] R: R: R: Zen Cluster, try #2

For eth5 with problems or some interface with problems , on gui: stop
and start the interface (this going to reconfigure the interfaces on
system) on gui Server > interfaces, after write the commands that
laura sended you!

Try and tell us!


2011/7/5 Chiesa Stefano <[email protected]>:
> Hi Emilio.
>
> I changed the script and the cluster could be up. I said "could" because as 
> cluster started I lost the two server.
> In the cluster configuration I chose to use one if for web gui (eth1) e one 
> for the cluster (eth5).
>
> Now from HQ (10.39.160.x) I can't reach any of the two servers 
> (10.39.18.x-dmz nor 172.16.40.x-web gui)
>
> Even zen1 can't ping zen2 (in the same network):
>
> root@s-dr-zen:~# ping -I eth0 10.39.18.190
> PING 10.39.18.190 (10.39.18.190) from 10.39.18.110 eth0: 56(84) bytes of data.
> >From 10.39.18.110 icmp_seq=1 Destination Host Unreachable
> >From 10.39.18.110 icmp_seq=2 Destination Host Unreachable
> >From 10.39.18.110 icmp_seq=3 Destination Host Unreachable
>
> root@s-dr-zen:~# ping -I eth1 172.16.40.111
> PING 172.16.40.111 (172.16.40.111) from 172.16.40.110 eth1: 56(84) bytes of 
> data.
> >From 172.16.40.110 icmp_seq=2 Destination Host Unreachable
> >From 172.16.40.110 icmp_seq=3 Destination Host Unreachable
> >From 172.16.40.110 icmp_seq=4 Destination Host Unreachable
>
> As I can reach zen2 via ssh on the cluster if, what ca I do to "reset" the 
> situation at the previous step?
> Can I delete the "/usr/local/zenloadbalancer/config/cluster.conf" on two 
> nodes? Try a reboot?
>
> It's quite importat for me to be able to return in a manageable situation (my 
> collegues are keep trying their services and in that moment are not reachable 
> form outside the DMZ)
>
>
>
> p.s. in the following (and attached) log files errors are reported. Maybe you 
> can find more info there.
>
> Sorry the long long email.
>
> Ciao.
> Stefano.
>
>
> ######### ZEN 1 ##########
>
> /usr/local/zenloadbalancer/logs/zenloadbalancer.log  (today logs)
>
> Tue Jul  5 09:07:58 2011 - 172.16.40.110 - 10.39.160.41 - admin - Running 
> process for configure RSA comunication
> Tue Jul  5 09:07:58 2011 - 172.16.40.110 - 10.39.160.41 - admin - Deleting 
> old RSA key on s-dr-zen (172.16.18.1)
> Tue Jul  5 09:07:58 2011 - 172.16.40.110 - 10.39.160.41 - admin - Creating 
> new RSA keys on s-dr-zen (172.16.18.1)
> Tue Jul  5 09:07:59 2011 - 172.16.40.110 - 10.39.160.41 - admin - Copying new 
> RSA key from s-dr-zen (172.16.18.1) to s-dr-zen2 (172.16.18.2)
> Tue Jul  5 09:08:03 2011 - 172.16.40.110 - 10.39.160.41 - admin - Deleting 
> old RSA key on s-dr-zen2
> Tue Jul  5 09:08:03 2011 - 172.16.40.110 - 10.39.160.41 - admin - Creating 
> new remote RSA key on s-dr-zen2
> Tue Jul  5 09:08:04 2011 - 172.16.40.110 - 10.39.160.41 - admin - Copying new 
> RSA key from s-dr-zen2 to s-dr-zen
> Tue Jul  5 09:08:04 2011 - 172.16.40.110 - 10.39.160.41 - admin - Enabled RSA 
> communication between cluster hosts
> Tue Jul  5 09:08:04 2011 - 172.16.40.110 - 10.39.160.41 - admin - Enabled RSA 
> communication between cluster hosts
> Tue Jul  5 09:08:17 2011 - 172.16.40.110 - 10.39.160.41 - admin - RSA 
> connection from s-dr-zen (172.16.18.1) to s-dr-zen2 (172.16.18.2) is OK
> Tue Jul  5 09:08:33 2011 - 172.16.40.110 - 10.39.160.41 - admin - Sending 
> /usr/local/zenloadbalancer/config/cluster.conf to 172.16.18.2
> Tue Jul  5 09:08:34 2011 - 172.16.40.110 - 10.39.160.41 - admin - Running Zen 
> latency Service and Zen inotify Service, please wait
> Tue Jul  5 09:08:40 2011 - 172.16.40.110 - 10.39.160.41 - admin - Cluster 
> configured on mode s-dr-zen or s-dr-zen2 can be masters
> Tue Jul  5 09:08:40 2011 - 172.16.40.110 - 10.39.160.41 - admin - Reload here 
> <a href="index.cgi?id=3-3"><img src="img/icons/small/arrow_refresh.png"></a> 
> for see changes
> Tue Jul  5 09:08:48 2011 - 172.16.40.110 - 10.39.160.41 - admin - running 
> '/sbin/ip link set  up'
> Tue Jul  5 09:08:48 2011 - 172.16.40.110 - 10.39.160.41 - admin - running 
> '/sbin/ip link set  up'
> Tue Jul  5 09:08:48 2011 - 172.16.40.110 - 10.39.160.41 - admin - running 
> '/sbin/ip link set  up'
> root@s-dr-zen:/usr/local/zenloadbalancer#
>
> ---
> root@s-dr-zen:/usr/local/zenloadbalancer/logs# cat  ucarp.log
> Jul  5 09:08:34 s-dr-zen ucarp[6517]: [INFO] Local advertised ethernet 
> address is [00:26:55:db:68:3e]
> Jul  5 09:08:34 s-dr-zen ucarp[6517]: [WARNING] Switching to state: BACKUP
> Jul  5 09:08:34 s-dr-zen ucarp[6517]: [WARNING] Spawning 
> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth5 
> 172.16.18.3]
> Jul  5 09:08:42 s-dr-zen ucarp[6517]: [WARNING] Switching to state: MASTER
> Jul  5 09:08:42 s-dr-zen ucarp[6517]: [WARNING] Spawning 
> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-start.pl eth5 
> 172.16.18.3]
> Jul  5 09:08:53 s-dr-zen ucarp[6517]: [WARNING] Non-preferred master 
> advertising: reasserting control of VIP with another gratuitous arp
> Jul  5 09:08:53 s-dr-zen ucarp[6517]: [WARNING] Non-preferred master 
> advertising: reasserting control of VIP with another gratuitous arp
> Jul  5 09:08:53 s-dr-zen ucarp[6517]: [WARNING] Non-preferred master 
> advertising: reasserting control of VIP with another gratuitous arp
> root@s-dr-zen:/usr/local/zenloadbalancer/logs#
>
> ---
> root@s-dr-zen:/usr/local/zenloadbalancer/logs# cat zenlatency.log
>
> 11/07/05 09-08-34 Running start commands:
> Running: /sbin/ip addr del 172.16.18.3/29 dev eth5 label eth5:cl
>
> 11/07/05 09-08-42 Running start commands:
> Running: /sbin/ip addr add 172.16.18.3/29 dev eth5 label eth5:cl
>
> Running Zen inotify syncronization service
> /usr/local/zenloadbalancer/app/zeninotify/zeninotify.pl &cp: missing 
> destination file operand after `/etc/iproute2/rt_tables'
> Try `cp --help' for more information.
> mv: cannot stat `/etc/iproute2/rt_tables_sync': No such file or directory
> root@s-dr-zen:/usr/local/zenloadbalancer/logs#
>
> ---
> root@s-dr-zen:/usr/local/zenloadbalancer/logs# cat zeninotify.log  ATTACHED
>
> ----
> root@s-dr-zen:~# ip route
> 172.16.18.0/29 dev eth5  proto kernel  scope link  src 172.16.18.1
> 172.16.40.0/24 dev eth1  proto kernel  scope link  src 172.16.40.110
> 10.39.18.0/23 dev eth0  proto kernel  scope link  src 10.39.18.110
> default via 10.39.18.240 dev eth0
>
> *** The config seems ok, bu I can't ping any server if from HQ
>
> root@s-dr-zen:~# ifconfig -a
> eth0      Link encap:Ethernet  HWaddr 00:1b:78:92:96:c2
>          inet addr:10.39.18.110  Bcast:10.39.19.255  Mask:255.255.254.0
>          inet6 addr: fe80::21b:78ff:fe92:96c2/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:30254 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:1145 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:15798235 (15.0 MiB)  TX bytes:371268 (362.5 KiB)
>          Interrupt:16 Memory:f8000000-f8012800
>
> eth0:1    Link encap:Ethernet  HWaddr 00:1b:78:92:96:c2
>          inet addr:10.39.18.100  Bcast:10.39.19.255  Mask:255.255.254.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          Interrupt:16 Memory:f8000000-f8012800
>
> eth0:2    Link encap:Ethernet  HWaddr 00:1b:78:92:96:c2
>          inet addr:10.39.18.103  Bcast:10.39.19.255  Mask:255.255.254.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          Interrupt:16 Memory:f8000000-f8012800
>
> eth0:3    Link encap:Ethernet  HWaddr 00:1b:78:92:96:c2
>          inet addr:10.39.18.106  Bcast:10.39.19.255  Mask:255.255.254.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          Interrupt:16 Memory:f8000000-f8012800
>
> eth1      Link encap:Ethernet  HWaddr 00:1b:78:92:96:c0
>          inet addr:172.16.40.110  Bcast:172.16.40.255  Mask:255.255.255.0
>          inet6 addr: fe80::21b:78ff:fe92:96c0/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:2209 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:19 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:148319 (144.8 KiB)  TX bytes:1552 (1.5 KiB)
>          Interrupt:17 Memory:fa000000-fa012800
>
> eth2      Link encap:Ethernet  HWaddr 00:26:55:db:68:3c
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Memory:fdbe0000-fdc00000
>
> eth3      Link encap:Ethernet  HWaddr 00:26:55:db:68:3d
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Memory:fdce0000-fdd00000
>
> eth4      Link encap:Ethernet  HWaddr 00:26:55:db:68:3f
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Memory:fdee0000-fdf00000
>
> eth5      Link encap:Ethernet  HWaddr 00:26:55:db:68:3e
>          inet addr:172.16.18.1  Bcast:172.16.18.7  Mask:255.255.255.248
>          inet6 addr: fe80::226:55ff:fedb:683e/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:1429 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:6123 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:295556 (288.6 KiB)  TX bytes:578122 (564.5 KiB)
>          Memory:fdde0000-fde00000
>
> eth5:cl   Link encap:Ethernet  HWaddr 00:26:55:db:68:3e
>          inet addr:172.16.18.3  Bcast:0.0.0.0  Mask:255.255.255.248
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          Memory:fdde0000-fde00000
>
> ######### ZEN 2 ##########
>
> /usr/local/zenloadbalancer/logs/zenloadbalancer.log  (yesterday and today 
> logs)
>
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - running 
> '/sbin/ifconfig eth5 172.16.18.2 netmask 255.255.255.248'
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - running 
> '/sbin/ip link set eth5 up'
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - Network 
> interface eth5 is now UP
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - running 
> '/sbin/ip route flush table table_eth5'
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - running 
> '/sbin/ip route add default via  dev eth5 table table_eth5'
> Mon Jul  4 12:28:05 2011 - 172.16.40.111 - 10.39.160.41 - admin - All is ok, 
> saved eth5 interface config file
> Mon Jul  4 13:33:22 2011 - 172.16.40.111 - 10.39.160.41 - admin - Local 
> system backup created <b>backup-s-dr-zen2-OK.tar.gz</b>
> Tue Jul  5 09:08:54 2011 -  -  -  - running '/sbin/ip link set  up'
> Tue Jul  5 09:08:54 2011 -  -  -  - running '/sbin/ip link set  up'
> Tue Jul  5 09:08:54 2011 -  -  -  - running '/sbin/ip link set  up'
>
> ----
> root@s-dr-zen2:/usr/local/zenloadbalancer/logs# cat ucarp.log
> Jul  5 09:08:40 s-dr-zen2 ucarp[26579]: [INFO] Local advertised ethernet 
> address is [00:1f:29:e8:1e:7c]
> Jul  5 09:08:40 s-dr-zen2 ucarp[26579]: [WARNING] Switching to state: BACKUP
> Jul  5 09:08:40 s-dr-zen2 ucarp[26579]: [WARNING] Spawning 
> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth5 
> 172.16.18.3]
> Jul  5 09:08:49 s-dr-zen2 ucarp[26579]: [WARNING] Switching to state: MASTER
> Jul  5 09:08:49 s-dr-zen2 ucarp[26579]: [WARNING] Spawning 
> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-start.pl eth5 
> 172.16.18.3]
> Jul  5 09:08:54 s-dr-zen2 ucarp[26579]: [WARNING] Switching to state: BACKUP
> Jul  5 09:08:54 s-dr-zen2 ucarp[26579]: [WARNING] Spawning 
> [/usr/local/zenloadbalancer/app/zenlatency/zenlatency-stop.pl eth5 
> 172.16.18.3]
> Jul  5 09:09:00 s-dr-zen2 ucarp[26579]: [WARNING] Preferred master 
> advertised: going back to BACKUP state
>
> ---
> root@s-dr-zen2:/usr/local/zenloadbalancer/logs# cat zeninotify.log
> Running the firs replication...
> /usr/bin/rsync -auzv --delete --exclude=if_eth5_conf 
> /usr/local/zenloadbalancer/config/ 
> [email protected]:/usr/local/zenloadbalancer/config/
> Host key verification failed.
> rsync: connection unexpectedly closed (0 bytes received so far) [sender]
> rsync error: unexplained error (code 255) at io.c(601) [sender=3.0.7]
> /usr/bin/rsync -auzv --delete /etc/iproute2/rt_tables 
> [email protected]:/etc/iproute2/rt_tables
> Host key verification failed.
> rsync: connection unexpectedly closed (0 bytes received so far) [sender]
> rsync error: unexplained error (code 255) at io.c(601) [sender=3.0.7]
>
> ---
> root@s-dr-zen2:/usr/local/zenloadbalancer/logs# cat zenlatency.log
> 11/07/05 09-08-40 Running start commands:
> RTNETLINK answers: Cannot assign requested address
> Running: /sbin/ip addr del 172.16.18.3/29 dev eth5 label eth5:cl
>
> 11/07/05 09-08-49 Running start commands:
> Running: /sbin/ip addr add 172.16.18.3/29 dev eth5 label eth5:cl
>
> Running Zen inotify syncronization service
> /usr/local/zenloadbalancer/app/zeninotify/zeninotify.pl &cp: missing 
> destination file operand after `/etc/iproute2/rt_tables'
> Try `cp --help' for more information.
> mv: cannot stat `/etc/iproute2/rt_tables_sync': No such file or directory
> 11/07/05 09-08-54 Running start commands:
> Running: /sbin/ip addr del 172.16.18.3/29 dev eth5 label eth5:cl
>
> Stopping zeninotify with pid 26623
>
> ---
> root@s-dr-zen2:~# ip route
> 172.16.18.0/29 dev eth5  proto kernel  scope link  src 172.16.18.2
> root@s-dr-zen2:~#
>
> *** if I try to add the lines suggested by Laura:
>
> root@s-dr-zen2:~# ip rule add from 10.39.18.190 table table_eth0
> Error: argument "table_eth0" is wrong: invalid table ID
>
> root@s-dr-zen2:~# ip rule add from 172.16.40.111 table table_eth1
> Error: argument "table_eth1" is wrong: invalid table ID
>
> root@s-dr-zen2:~# ip rule add from 172.16.18.2 table table_eth5
> Error: argument "table_eth5" is wrong: invalid table ID
>
> *** ifconfig: is it correct? It's the original one, shouldn't be changed?
>
> root@s-dr-zen2:~# ifconfig -a
> eth0      Link encap:Ethernet  HWaddr 00:26:55:db:71:fd
>          inet addr:10.39.18.190  Bcast:10.39.19.255  Mask:255.255.254.0
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:2366292 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:822 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:1126136841 (1.0 GiB)  TX bytes:89230 (87.1 KiB)
>          Memory:fdce0000-fdd00000
>
> eth1      Link encap:Ethernet  HWaddr 00:26:55:db:71:fc
>          inet addr:172.16.40.110  Bcast:172.16.40.255  Mask:255.255.255.0
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:164511 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:6199 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:10690964 (10.1 MiB)  TX bytes:3135673 (2.9 MiB)
>          Memory:fdbe0000-fdc00000
>
> eth2      Link encap:Ethernet  HWaddr 00:26:55:db:71:ff
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Memory:fdee0000-fdf00000
>
> eth3      Link encap:Ethernet  HWaddr 00:26:55:db:71:fe
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Memory:fdde0000-fde00000
>
> eth4      Link encap:Ethernet  HWaddr 00:1f:29:e8:1e:7e
>          BROADCAST MULTICAST  MTU:1500  Metric:1
>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)
>          Interrupt:16 Memory:f8000000-f8012800
>
> eth5      Link encap:Ethernet  HWaddr 00:1f:29:e8:1e:7c
>          inet addr:172.16.18.2  Bcast:172.16.18.7  Mask:255.255.255.248
>          inet6 addr: fe80::21f:29ff:fee8:1e7c/64 Scope:Link
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:4324 errors:0 dropped:0 overruns:0 frame:0
>          TX packets:1409 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:468666 (457.6 KiB)  TX bytes:295052 (288.1 KiB)
>          Interrupt:17 Memory:fa000000-fa012800
>
>
> -----Messaggio originale-----
> Da: Emilio Campos [mailto:[email protected]]
> Inviato: lunedì 4 luglio 2011 22.09
> A: [email protected]
> Oggetto: Re: [Zenloadbalancer-support] R: R: Zen Cluster, try #2
>
> Hi Stefano, I've just detected a bug on cluster configuration scripts.
>
> Sometimes if not exist /root/.ssh/ directory, zen gui writes  the
> messages that you attached on last images.
>
> Please modify the next script:
>
> open  /usr/local/zenloadbalancer/www/content3-3.cgi, on line 223 would
> be something similar to this
>
> my $eject = $ssh->exec("rm /root/.ssh/authorized_keys; echo $rsa_pass
> \>\> /root/.ssh/authorized_keys ");
>
> modify by
>
> my $eject = $ssh->exec("rm /root/.ssh/authorized_keys; mkdir
> /root/.ssh/; echo $rsa_pass \>\> /root/.ssh/authorized_keys ");
>
>
> the problem should be solved!
>
>
> Your second bug detected, thanks!
>
>
>
> 2011/7/4 Emilio Campos <[email protected]>:
>> 2011/7/4 Chiesa Stefano <[email protected]>:
>>> Hi Emilio.
>>>
>>> Sorry but I'd not do this test... The zen2 server has not the same config 
>>> as zen1 (it doesn't have farms configured) ad if the cluster will start it 
>>> will destroy the configuration on zen1.
>>
>> and not needed
>>
>>>
>>> Maybe I need more info about zen cluster.
>>> For example:
>>> * Do I have configure the same farms of zen1 on zen2 server?
>>
>> Not needed, this configuration will be copied to zen2 server on the
>> moment of the cluster configuration, your configuration on node1
>> (where you are configuring the cluster) will be replicated to node2
>>
>>> * Based on what rules zen cluster decide to do a failover? when an if is 
>>> disconnected? when the two server can't see each other on the cluster if? 
>>> Other?
>>
>> When you configured your cluster you selected one interface , on your
>> case eth5, the cluster will  be switched when the ucarp service
>> (similar to heartbeat) don't detect connection between processes, over
>> eth5 on two nodes, for example: cable disconnected, kernel panic on
>> active node, reboot on active node, etc..
>>
>>> * What happened to interfaces ip addresses when the cluster is up? Will I 
>>> still be able to connect to each server? On the management if?
>>
>> Oh yes, it is the best of the cluster service;), Im going to try
>> explain more about this service:
>>
>> When you configure your cluster service you have to select one
>> interface (eth5 on your case) this interface will be locked by the
>> cluster, and this configuration will not be replicated. On this
>> moment, we recommend access to zen over this interfaces, also, would
>> be recommended configure the https gui service over this same
>> interface.
>>
>> I just readed better your mails and I detected you used a cross over
>> cable for cluster node, also this is other type or configuration, but
>> with this, is neccesary that you selected one diferent interface for
>> https gui service, (the https gui interface and the cluster interface
>> will not be replicated to other node, and zen load balancer service
>> don't stops this nics)
>>
>>
>> You can select:
>>
>> case1: one interface for https gui and one diferent interface for
>> cluster service
>> case2: the same interface for cluster service and https gui service
>> (this is recommended by us, because with this you need less NICs), but
>> this is not your problem, feel free for use the case1.
>>
>>
>> if you decide configure your cluster, you need:
>>
>> On node1: configure your farms, your interfaces, after select the gui
>> nic and cluster nic, with the cluster active, you can configure and
>> modify farms and nics without problem.
>> On node2, select the gui nic and cluster nic. NOTHING ELSE.
>>
>> At the moment of cluster runs,  tje cluster service going to replicate
>> the configuration from node1 to node2, less, cluster nic and gui nic,
>> farms and other nics (NO nic for https gui and nic for cluster) will
>> be configured on node2 but down, waiting a fail on node1 for be
>> started.
>>
>> With your cluster running, you only have to configure farms and
>> interfaces on active node, on real time the configuration will be
>> replicated to pasive node.
>>
>> I recommend you read more about cluster on "documentation section" on
>> official website, you can see a logical schema for undertand the
>> philosofy, and you can read steps by steps the cluster configuration.
>>
>>
>> You have to understand:
>> -Not needed configure farms and all interfaces on node2
>> -after cluster configuration you can follow configuring farms and
>> nics, but on active node
>>
>> Once you configure the cluster, Zen decides the active node, depending
>> the configuration type you selected, on https gui, you can see on the
>> upper right zone the active and the pasive node.
>>
>> For more doubt, ask us ;)
>>
>>
>> We are waiting your feedback
>>
>>>
>>> Anyway attached the two zenloadbalancer.log files.
>>>
>>> Ciao.
>>> Stefano.
>>>
>>> -----Messaggio originale-----
>>> Da: Emilio Campos [mailto:[email protected]]
>>> Inviato: lunedì 4 luglio 2011 16.09
>>> A: [email protected]
>>> Oggetto: Re: [Zenloadbalancer-support] R: Zen Cluster, try #2
>>>
>>> 1º Connect to the node2
>>> 2º Configure the eth5:cl virtual interface (not delete this
>>> configuration on node1)
>>> 3º From node2 follow the steps for configure the cluster on webgui
>>> 4º and please, send me the  file
>>> /usr/local/zenloadbalancer/logs/zenloadbalancer.log of node1 and node2
>>> for study the problem
>>>
>>> I am waiting your test
>>>
>>>
>>> Regards!
>>>
>>> 2011/7/4 Chiesa Stefano <[email protected]>:
>>>> Hi Emilio.
>>>> OK, we did a step forward, but:
>>>>
>>>> Cluster IP 172.16.18.3 is active on s-dr-zen Permission denied, please try 
>>>> again. Permission denied, please try again. Permission denied 
>>>> (publickey,password).
>>>> Zen Inotify is running on Permission denied, please try again. Permission 
>>>> denied, please try again. Permission denied (publickey,password).
>>>>
>>>> I don't know if it's a root password issue, but I'm quite confident that 
>>>> is right because it's the same on the two zen server...
>>>>
>>>> Ciao.
>>>> Stefano.
>>>>
>>>>
>>>> -----Messaggio originale-----
>>>> Da: Emilio Campos [mailto:[email protected]]
>>>> Inviato: lunedì 4 luglio 2011 14.22
>>>> A: [email protected]
>>>> Oggetto: Re: [Zenloadbalancer-support] Zen Cluster, try #2
>>>>
>>>> Hi Stefano, on two nodes, delete all  content of
>>>>
>>>> /root/.ssh/*
>>>>
>>>> Delete if exist:
>>>>
>>>> /usr/local/zenloadbalancer/config/cluster.conf
>>>>
>>>> on two nodes
>>>>
>>>> And try!
>>>>
>>>>
>>>> We are waiting your feedback!
>>>> Regard!
>>>>
>>>> 2011/7/4 Chiesa Stefano <[email protected]>:
>>>>> Hello Laura, Emilio.
>>>>>
>>>>> After checks on if and routing, I'm trying to set up the cluster again.
>>>>> When I try this are the messages:
>>>>>
>>>>>
>>>>> "Zen latency is DOWN on s-dr-zen 172.16.18.1 | Zen latency is DOWN on 
>>>>> s-dr-zen2 172.16.18.2
>>>>>
>>>>> Cluster IP 172.16.18.3 is active on s-dr-zen 
>>>>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: 
>>>>> REMOTE HOST IDENTIFICATION HAS CHANGED! @ 
>>>>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS 
>>>>> POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be 
>>>>> eavesdropping on you right now (man-in-the-middle attack)! It is also 
>>>>> possible that the RSA host key has just been changed. The fingerprint for 
>>>>> the RSA key sent by the remote host is 
>>>>> 04:0f:e7:24:98:4c:3a:19:80:38:c3:46:7b:d0:c5:14. Please contact your 
>>>>> system administrator. Add correct host key in /root/.ssh/known_hosts to 
>>>>> get rid of this message. Offending key in /root/.ssh/known_hosts:1 RSA 
>>>>> host key for 172.16.18.2 has changed and you have requested strict 
>>>>> checking. Host key verification failed.
>>>>>
>>>>> Zen Inotify is running on 
>>>>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ @ WARNING: 
>>>>> REMOTE HOST IDENTIFICATION HAS CHANGED! @ 
>>>>> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ IT IS 
>>>>> POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! Someone could be 
>>>>> eavesdropping on you right now (man-in-the-middle attack)! It is also 
>>>>> possible that the RSA host key has just been changed. The fingerprint for 
>>>>> the RSA key sent by the remote host is 
>>>>> 04:0f:e7:24:98:4c:3a:19:80:38:c3:46:7b:d0:c5:14. Please contact your 
>>>>> system administrator. Add correct host key in /root/.ssh/known_hosts to 
>>>>> get rid of this message. Offending key in /root/.ssh/known_hosts:1 RSA 
>>>>> host key for 172.16.18.2 has changed and you have requested strict 
>>>>> checking. Host key verification failed.
>>>>> "
>>>>>
>>>>> Virtual IP for Cluster: eth5:cl 172.16.18.3
>>>>>
>>>>> s-dr-zen        172.16.18.1
>>>>> s-dr-zen2       172.16.18.2
>>>>>
>>>>> I think It's only "garbage" coming from old test anche changes.
>>>>> How can I CLEANUP the RSA configuration to avoid this message?
>>>>>
>>>>> Thanks.
>>>>>
>>>>> Stefano.
>>>>>
>>>>>
>>>>> -----Messaggio originale-----
>>>>> Da: Emilio Campos [mailto:[email protected]]
>>>>> Inviato: lunedì 27 giugno 2011 0.38
>>>>> A: [email protected]
>>>>> Oggetto: Re: [Zenloadbalancer-support] Zen Cluster
>>>>>
>>>>> on the other node, can you try the same  configuration steps and
>>>>> attach screenshots with the output?
>>>>>
>>>>> after, can you attach the
>>>>> /usr/local/zenloadbalancer/logs/zenloadbalancer.log file (2 nodes)
>>>>>
>>>>> 2011/6/24 Chiesa Stefano <[email protected]>:
>>>>>> Hello Emilio.
>>>>>>
>>>>>> After some good tests with a single server, I'm trying to set up the
>>>>>> cluster.
>>>>>> I follewed the instructions but I have some problems (attached print
>>>>>> screens and errors).
>>>>>>
>>>>>> I set up an IF with a private address (172.16.18.x - s-dr-zen master
>>>>>> 172.16.18.1 - s-dr-zen2 - slave 172.16.18.2) on eth5.
>>>>>> I connected the two servers on eth5 with a cross cable. The two server
>>>>>> can ping each other.
>>>>>>
>>>>>> If you need other info don't hesitate to ask.
>>>>>>
>>>>>> Thanks in advance.
>>>>>>
>>>>>> Ciao.
>>>>>> Stefano.
>>>>>>
>>>>>> ----------------------------------------
>>>>>> Stefano Chiesa
>>>>>> Wolters Kluwer Italia
>>>>>> Strada 1, Palazzo F6
>>>>>> 20090 Milanofiori Assago (Mi) - Italia
>>>>>> Phone +39 0282476279 (20279 Voip)
>>>>>> Fax +39 0282476633
>>>>>>
>>>>>>
>>>>>> ------------------------------------------------------------------------------
>>>>>> All the data continuously generated in your IT infrastructure contains a
>>>>>> definitive record of customers, application performance, security
>>>>>> threats, fraudulent activity and more. Splunk takes this data and makes
>>>>>> sense of it. Business sense. IT sense. Common sense..
>>>>>> http://p.sf.net/sfu/splunk-d2d-c1
>>>>>> _______________________________________________
>>>>>> Zenloadbalancer-support mailing list
>>>>>> [email protected]
>>>>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Load balancer distribution - Open Source Project
>>>>> http://zenloadbalancer.sourceforge.net
>>>>> Distribution list (subscribe): 
>>>>> [email protected]
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> All of the data generated in your IT infrastructure is seriously valuable.
>>>>> Why? It contains a definitive record of application performance, security
>>>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>>>> sense of it. IT sense. And common sense.
>>>>> http://p.sf.net/sfu/splunk-d2d-c2
>>>>> _______________________________________________
>>>>> Zenloadbalancer-support mailing list
>>>>> [email protected]
>>>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>>>
>>>>> ------------------------------------------------------------------------------
>>>>> All of the data generated in your IT infrastructure is seriously valuable.
>>>>> Why? It contains a definitive record of application performance, security
>>>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>>>> sense of it. IT sense. And common sense.
>>>>> http://p.sf.net/sfu/splunk-d2d-c2
>>>>> _______________________________________________
>>>>> Zenloadbalancer-support mailing list
>>>>> [email protected]
>>>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Load balancer distribution - Open Source Project
>>>> http://zenloadbalancer.sourceforge.net
>>>> Distribution list (subscribe): 
>>>> [email protected]
>>>>
>>>> ------------------------------------------------------------------------------
>>>> All of the data generated in your IT infrastructure is seriously valuable.
>>>> Why? It contains a definitive record of application performance, security
>>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>>> sense of it. IT sense. And common sense.
>>>> http://p.sf.net/sfu/splunk-d2d-c2
>>>> _______________________________________________
>>>> Zenloadbalancer-support mailing list
>>>> [email protected]
>>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>>
>>>> ------------------------------------------------------------------------------
>>>> All of the data generated in your IT infrastructure is seriously valuable.
>>>> Why? It contains a definitive record of application performance, security
>>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>>> sense of it. IT sense. And common sense.
>>>> http://p.sf.net/sfu/splunk-d2d-c2
>>>> _______________________________________________
>>>> Zenloadbalancer-support mailing list
>>>> [email protected]
>>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>>
>>>>
>>>
>>>
>>>
>>> --
>>> Load balancer distribution - Open Source Project
>>> http://zenloadbalancer.sourceforge.net
>>> Distribution list (subscribe): [email protected]
>>>
>>> ------------------------------------------------------------------------------
>>> All of the data generated in your IT infrastructure is seriously valuable.
>>> Why? It contains a definitive record of application performance, security
>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>> sense of it. IT sense. And common sense.
>>> http://p.sf.net/sfu/splunk-d2d-c2
>>> _______________________________________________
>>> Zenloadbalancer-support mailing list
>>> [email protected]
>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>
>>> ------------------------------------------------------------------------------
>>> All of the data generated in your IT infrastructure is seriously valuable.
>>> Why? It contains a definitive record of application performance, security
>>> threats, fraudulent activity, and more. Splunk takes this data and makes
>>> sense of it. IT sense. And common sense.
>>> http://p.sf.net/sfu/splunk-d2d-c2
>>> _______________________________________________
>>> Zenloadbalancer-support mailing list
>>> [email protected]
>>> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>>>
>>>
>>
>>
>>
>> --
>> Load balancer distribution - Open Source Project
>> http://zenloadbalancer.sourceforge.net
>> Distribution list (subscribe): [email protected]
>>
>
>
>
> --
> Load balancer distribution - Open Source Project
> http://zenloadbalancer.sourceforge.net
> Distribution list (subscribe): [email protected]
>
> ------------------------------------------------------------------------------
> All of the data generated in your IT infrastructure is seriously valuable.
> Why? It contains a definitive record of application performance, security
> threats, fraudulent activity, and more. Splunk takes this data and makes
> sense of it. IT sense. And common sense.
> http://p.sf.net/sfu/splunk-d2d-c2
> _______________________________________________
> Zenloadbalancer-support mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>
> ------------------------------------------------------------------------------
> All of the data generated in your IT infrastructure is seriously valuable.
> Why? It contains a definitive record of application performance, security
> threats, fraudulent activity, and more. Splunk takes this data and makes
> sense of it. IT sense. And common sense.
> http://p.sf.net/sfu/splunk-d2d-c2
> _______________________________________________
> Zenloadbalancer-support mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support
>
>



-- 
Load balancer distribution - Open Source Project
http://zenloadbalancer.sourceforge.net
Distribution list (subscribe): [email protected]

------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security 
threats, fraudulent activity, and more. Splunk takes this data and makes 
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2d-c2
_______________________________________________
Zenloadbalancer-support mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/zenloadbalancer-support

------------------------------------------------------------------------------
All of the data generated in your IT infrastructure is seriously valuable.
Why? It contains a definitive record of application performance, security 
threats, fraudulent activity, and more. Splunk takes this data and makes 
sense of it. IT sense. And common sense.
http://p.sf.net/sfu/splunk-d2d-c2
_______________________________________________
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