On 4/29/2011 at 03:36 AM, "Stallmann, Andreas" <[email protected]> wrote:
> Hi!
>
> In one of my clusters I disconnect one of the nodes (say app01) from the
> network. App02 takes of the resources as it should. Nice.
> When I reconnect app01 to the network, crm_mon on app01 continues to report
> app02 as "offline" and crm_mon on app02 does the same for app01. Still, no
> errors are reported for TOTEM in the logs, and corosync-cfgtool -s reports
> both
> rings as "active with no faults".
>
> When sniffing for multicast-packets, I see packets originating from app01 but
>
> not from app02.
Just on a punt... There's not a (partial) firewall running on app02 is there?
Regards,
Tim
> Pinging the nodes (using ips or names) works for all interfaces.
>
> I'm at a loss. Any ideas? How can I debug what's happening between the two
> nodes? And how can I bring an "offline" node online again without rebooting
> or restarting corosync?
>
> Thanks in advance,
>
> Andreas - breaking any record in this mailing list in asking questions...
> PS: corosync.conf below:
>
> compatibility: whitetank
> aisexec {
> user: root
> group: root
> }
> service {
> ver: 0
> name: pacemaker
> use_mgmtd: yes
> use_logd: yes
> }
> totem {
> version: 2
> token: 5000
> token_retransmits_before_loss_const: 10
> join: 60
> consensus: 6000
> vsftype: none
> max_messages: 20
> clear_node_high_bit: yes
> secauth: off
> threads: 0
> interface {
> ringnumber: 0
> bindnetaddr: 10.10.10.0
> mcastaddr: 239.192.200.51
> mcastport: 5405
> }
> interface {
> ringnumber: 1
> bindnetaddr: 192.168.1.0
> mcastaddr: 239.192.200.52
> mcastport: 5405
> }
> rrp_mode: active
> }
> logging {
> fileline: off
> to_stderr: no
> to_logfile: no
> to_syslog: yes
> syslog_facility: daemon
> debug: off
> timestamp: off
> }
> amf {
> mode: disabled
> }
>
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--
Tim Serong <[email protected]>
Senior Clustering Engineer, OPS Engineering, Novell Inc.
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