Re: Problems starting up Corosync

[Steven Dake <sdake@xxxxxxxxxx>]

On 02/14/2012 09:16 AM, Dan Barber wrote:
> I am having problems bringing up Corosync and hoping someone will see
> the stupid mistake that I’ve made. I’ve done a lot of searching for the
> error that I’m seeing, and haven’t found anything other than a reference
> to the line of the code which produces this error, which concerns me a
> little.
>  
> Here’s the corosync.conf file that I’m using:
> # Please read the corosync.conf.5 manual page
> compatibility: whitetank
>  
> totem {
>                 version: 2
>                 secauth: off
>                 threads: 0
>                 interface {
>                                 ringnumber: 0
>                 bindnetaddr: 10.47.12.0
>                                 mcastaddr: 226.94.1.1
>                                 mcastport: 4000
>                                 ttl: 1
>                 }
> }
>  
> logging {
>                 fileline: off
>                 to_stderr: no
>                 to_logfile: yes
>                 to_syslog: yes
>                 logfile: /var/log/cluster/corosync.log
>                 debug: on
>                 timestamp: on
>                 logger_subsys {
>                                 subsys: AMF
>                                 debug: off
>                 }
> }
>  
> amf {
>                 mode: disabled
> }
>  
> And here is corosync.log from start up to the failure lines:
> Feb 13 09:45:36 corosync [MAIN  ] Corosync Cluster Engine ('1.4.1'):
> started and ready to provide service.
> Feb 13 09:45:36 corosync [MAIN  ] Corosync built-in features: nss dbus
> rdma snmp
> Feb 13 09:45:36 corosync [MAIN  ] Successfully read main configuration
> file '/etc/corosync/corosync.conf'.
> Feb 13 09:45:36 corosync [TOTEM ] Token Timeout (1000 ms) retransmit
> timeout (238 ms)
> Feb 13 09:45:36 corosync [TOTEM ] token hold (180 ms) retransmits before
> loss (4 retrans)
> Feb 13 09:45:36 corosync [TOTEM ] join (50 ms) send_join (0 ms)
> consensus (1200 ms) merge (200 ms)
> Feb 13 09:45:36 corosync [TOTEM ] downcheck (1000 ms) fail to recv const
> (2500 msgs)
> Feb 13 09:45:36 corosync [TOTEM ] seqno unchanged const (30 rotations)
> Maximum network MTU 1402
> Feb 13 09:45:36 corosync [TOTEM ] window size per rotation (50 messages)
> maximum messages per rotation (17 messages)
> Feb 13 09:45:36 corosync [TOTEM ] missed count const (5 messages)
> Feb 13 09:45:36 corosync [TOTEM ] send threads (0 threads)
> Feb 13 09:45:36 corosync [TOTEM ] RRP token expired timeout (238 ms)
> Feb 13 09:45:36 corosync [TOTEM ] RRP token problem counter (2000 ms)
> Feb 13 09:45:36 corosync [TOTEM ] RRP threshold (10 problem count)
> Feb 13 09:45:36 corosync [TOTEM ] RRP multicast threshold (100 problem
> count)
> Feb 13 09:45:36 corosync [TOTEM ] RRP automatic recovery check timeout
> (1000 ms)
> Feb 13 09:45:36 corosync [TOTEM ] RRP mode set to none.
> Feb 13 09:45:36 corosync [TOTEM ] heartbeat_failures_allowed (0)
> Feb 13 09:45:36 corosync [TOTEM ] max_network_delay (50 ms)
> Feb 13 09:45:36 corosync [TOTEM ] HeartBeat is Disabled. To enable set
> heartbeat_failures_allowed > 0
> Feb 13 09:45:36 corosync [TOTEM ] Initializing transport (UDP/IP Multicast).
> Feb 13 09:45:36 corosync [TOTEM ] Initializing transmit/receive
> security: libtomcrypt SOBER128/SHA1HMAC (mode 0).
> Feb 13 09:45:36 corosync [IPC   ] you are using ipc api v2
> Feb 13 09:45:36 corosync [TOTEM ] Unable to bind the socket to receive
> multicast packets: Permission denied (13)
> Feb 13 09:45:36 corosync [TOTEM ] Could not set traffic priority: Socket
> operation on non-socket (88)
>  
> The last two lines are the source of the problem, at least as far as I
> can tell. This results in LOTS of these lines as Corosync continues to
> try working:
> Feb 13 09:45:44 corosync [TOTEM ] sendmsg(mcast) failed (non-critical):
> Socket operation on non-socket (88)
>  
> I’m hopeful someone will be able to quickly point out the absolutely
> stupid mistake that I’m making.
>  
> Thanks so much!
>  
> Dan Barber
>  
> 

corosync must be run as root.

Regards
-steve

> 
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