Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Fabian Herschel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 As you are using Multcast (MCAST) - could it be the case that the switch/LAN dropped all Multicast packages for some time? As lot of switches which are managed are dropping MCAST by default (at least I got that feedback from customers) it could be

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
ailprd1:~/Desktop # corosync-objctl |grep member runtime.totem.pg.mrp.srp.members.185051328.ip=r(0) ip(192.168.7.11) runtime.totem.pg.mrp.srp.members.185051328.join_count=1 runtime.totem.pg.mrp.srp.members.185051328.status=joined runtime.totem.pg.mrp.srp.members.201828544.ip=r(0) ip(192.168.7.12)

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
On Fri, 2012-12-14 at 08:39 +0100, Emmanuel Saint-Joanis wrote: 2012/12/14 Muhammad Sharfuddin m.sharfud...@nds.com.pk node1(ailprd1) IP:192.168.7.11 node2(ailprd2) IP:192.168.7.12 Its a two node active/passive cluster, running perfectly since last

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Emmanuel Saint-Joanis
2012/12/14 Muhammad Sharfuddin m.sharfud...@nds.com.pk ailprd1:~/Desktop # corosync-objctl |grep member runtime.totem.pg.mrp.srp.members.185051328.ip=r(0) ip(192.168.7.11) runtime.totem.pg.mrp.srp.members.185051328.join_count=1 runtime.totem.pg.mrp.srp.members.185051328.status=joined

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
On Fri, 2012-12-14 at 12:02 +0100, Emmanuel Saint-Joanis wrote: ailprd1:~/Desktop # corosync-objctl |grep member runtime.totem.pg.mrp.srp.members.185051328.ip=r(0) ip(192.168.7.11) runtime.totem.pg.mrp.srp.members.185051328.join_count=1

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
please find me replies in-line On Fri, 2012-12-14 at 12:13 +0100, Fabian Herschel wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 As you are using Multcast (MCAST) yes - could it be the case that the switch/LAN dropped all Multicast packages for some time? how can I verify or

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
On Fri, 2012-12-14 at 16:47 +0500, Muhammad Sharfuddin wrote: please find me replies in-line On Fri, 2012-12-14 at 12:13 +0100, Fabian Herschel wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 As you are using Multcast (MCAST) yes so using Unicast instead of MCAST, would be a

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Fabian Herschel
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Muhammad, also find my ansawer inline... On 12/14/2012 12:55 PM, Muhammad Sharfuddin wrote: On Fri, 2012-12-14 at 16:47 +0500, Muhammad Sharfuddin wrote: please find me replies in-line On Fri, 2012-12-14 at 12:13 +0100, Fabian Herschel

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Muhammad Sharfuddin
On Fri, 2012-12-14 at 14:09 +0100, Fabian Herschel wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Muhammad, also find my ansawer inline... On 12/14/2012 12:55 PM, Muhammad Sharfuddin wrote: On Fri, 2012-12-14 at 16:47 +0500, Muhammad Sharfuddin wrote: please find me replies

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Digimer
On 12/14/2012 07:22 AM, Muhammad Sharfuddin wrote: On Fri, 2012-12-14 at 14:09 +0100, Fabian Herschel wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi Muhammad, also find my ansawer inline... On 12/14/2012 12:55 PM, Muhammad Sharfuddin wrote: On Fri, 2012-12-14 at 16:47 +0500,

Re: [Linux-HA] why nodes cant see each other ?

2012-12-14 Thread Fabian.Herschel
Yes my customer running into problems often had cisco switches. The solution always was ucast. In my initial comment I did not wrote cisco not to blame them. But as this is already discussed here I could also write that I needed my mcast tester initionaly for a setup using such switches. With

[Linux-HA] why nodes cant see each other ?

2012-12-13 Thread Muhammad Sharfuddin
node1(ailprd1) IP:192.168.7.11 node2(ailprd2) IP:192.168.7.12 Its a two node active/passive cluster, running perfectly since last two months, but yesterday both nodes were fenced(rebooted). Network connectivity b/w both nodes is perfect, and cluster is running fine again. Help me know the

Re: [Linux-HA] why nodes cant see each other ?

2012-12-13 Thread Emmanuel Saint-Joanis
2012/12/14 Muhammad Sharfuddin m.sharfud...@nds.com.pk node1(ailprd1) IP:192.168.7.11 node2(ailprd2) IP:192.168.7.12 Its a two node active/passive cluster, running perfectly since last two months, but yesterday both nodes were fenced(rebooted). Network connectivity b/w both nodes is