i have configured DRBD,corosync,pacemaker in mysystem..it works well when i have only one resource group. but i face the below problem when i added one more resource group.
crm_mon -f // shows below error
Migration summary: * Node cent64asf1: * Node cent64asf2: r1_fs: migration-threshold=1000000 fail-count=1000000 last-failure='Sat Aug 23 18:00:45 2014'
Failed actions: r1_fs_start_0 on cent64asf2 'unknown error' (1): call=98, status=complete, last-rc-change='Sat Aug 23 18:00:45 2014', queued=107ms, exec=0ms