corosync-blackbox(8) [centos man page]

COROSYNC-BLACKBOX(8)					      System Manager's Manual					      COROSYNC-BLACKBOX(8)

NAME

       corosync-blackbox - Dump live "flight data" from the corosync "blackbox".

SYNOPSIS

       corosync-blackbox

DESCRIPTION

       corosync-blackbox Trigger corosync to write it's "flight data" out to file and then run qb-blackbox which prints it out.

EXAMPLES

       Print the current "flight data".
	      $ corosync-blackbox
	      Starting replay: head [74205] tail [0]
	      rec=[1] Log Message=Corosync Cluster Engine ('1.2.1'): started and ready to provide service.
	      [...]
	      rec=[2607] Log Message=Delivering MCAST message with seq a to pending delivery queue
	      rec=[2608] Log Message=downlist received left_list: 2
	      rec=[2609] Log Message=chosen downlist from node r(0) ip(192.168.100.11)
	      Finishing replay: records found [2609]

SEE ALSO

       qb-blackbox(8), corosync-cmapctl(8)

AUTHOR

       Angus Salkeld

								    2010-05-30						      COROSYNC-BLACKBOX(8)

COROSYNC-NOTIFYD(8)					      System Manager's Manual					       COROSYNC-NOTIFYD(8)

NAME

       corosync-notifyd - Listen for important corosync events and send dbus and/or snmp traps.

SYNOPSIS

       corosync-notifyd [-f] [-l] [-o] [-s] [-m] [manager] [-d] [-h]

DESCRIPTION

       corosync-notifyd uses corosync API to listen for important cluster events and can log them, generate dbus signals or genterate snmp traps.

OPTIONS

       -f     Start application in foreground.

       -l     Log all events.

       -o     Print events to stdout (turns on -l).

       -s     Send SNMP traps on all events.

       -m     Set the SNMP manager address.

       -d     Send DBUS signals on all events.

       -h     Print this help

EXAMPLES

       $ corosync-notifyd -o
       corosync-notifyd[18505]: troll[23374016] corosync-notify:18505:12 is now connected to corosync
       corosync-notifyd[18505]: troll[23374016] corosync-notify:18505:13 is now disconnected from corosync
       corosync-notifyd[18505]: troll[23374016] is now quorate
       corosync-notifyd[18505]: r2[1550100672] ip:192.168.100.92 joined
       corosync-notifyd[18505]: r2[1550100672] ip:192.168.100.92 left

       $ corosync-notifyd -o

       Note this output below is from "dbus-monitor --system"

       signal sender=:1.216 -> dest=(null destination) serial=2 path=/com/redhat/cluster/corosync;
	interface=com.redhat.cluster.corosync; member=ConnectionStateChange
	  string "troll"
	  uint32 23374016
	  string "corosync-notify:18900:12"
	  string "connected"
       signal sender=:1.216 -> dest=(null destination) serial=3 path=/com/redhat/cluster/corosync;
	interface=com.redhat.cluster.corosync; member=ConnectionStateChange
	  string "troll"
	  uint32 23374016
	  string "corosync-notify:18900:13"
	  string "disconnected"
       signal sender=:1.216 -> dest=(null destination) serial=4 path=/com/redhat/cluster/corosync;
	interface=com.redhat.cluster.corosync; member=QorumStateChange
	  string "troll"
	  uint32 23374016
	  string "quorate"
       signal sender=:1.216 -> dest=(null destination) serial=5 path=/com/redhat/cluster/corosync;
	interface=com.redhat.cluster.corosync; member=NodeStateChange
	  string "r2"
	  uint32 1550100672
	  string "192.168.100.92"
	  string "joined"
       signal sender=:1.216 -> dest=(null destination) serial=6 path=/com/redhat/cluster/corosync;
	interface=com.redhat.cluster.corosync; member=NodeStateChange
	  string "r2"
	  uint32 1550100672
	  string "192.168.100.92"
	  string "left"

SEE ALSO

       corosync(8), corosync-cmapctl(8), dbus-monitor(1),

AUTHOR

       Angus Salkeld

								    2011-01-14						       COROSYNC-NOTIFYD(8)