# yum install policycoreutils-python drbd und so... # yum install corosync pacemaker # cd /etc/corosync # cp corosync.conf.example corosync.conf # vi corosync.conf # Please read the corosync.conf.5 manual page compatibility: whitetank service { use_mgmtd: yes ver: 0 name: pacemaker } totem { rrp_mode: passive join: 100 max_messages: 20 vsftype: none token: 1000 consensus: 1200 send_join: 45 secauth: on token_retransmits_before_loss_const: 4 threads: 0 version: 2 interface { ringnumber: 0 bindnetaddr: 192.168.1.0 mcastaddr: 226.94.1.1 mcastport: 5404 ttl: 1 } interface { ringnumber: 1 bindnetaddr: 10.0.0.0 mcastaddr: 226.94.1.1 mcastport: 5406 ttl: 1 } } logging { fileline: off to_stderr: no to_logfile: yes to_syslog: yes logfile: /var/log/cluster/corosync.log debug: off timestamp: on logger_subsys { subsys: AMF debug: off } } amf { #mode: disabled mode: enabled } # vi /etc/logrotate.conf # system-specific logs may be also be configured here. #Corosync /var/log/corosync.log { missingok compress notifyempty daily rotate 7 copytruncate } # vi uidgid.d/myclustermanager uidgid { uid: myclustermanager gid: clustergroup } # corosync-keygen Corosync Cluster Engine Authentication key generator. Gathering 1024 bits for key from /dev/random. Press keys on your keyboard to generate entropy. Press keys on your keyboard to generate entropy (bits = 176). Writing corosync key to /etc/corosync/authkey. NON-REMOTE!!! # scp authkey tvm-ham02:/etc/corosync/authkey # scp corosync.conf tvm-ham02:/etc/corosync/corosync.conf # setsebool -P allow_ypbind on # service corosync restart # passwd hacluster # crm configure crm(live)configure# property no-quorum-policy=ignore crm(live)configure# commit crm(live)configure# verify error: unpack_resources: Resource start-up disabled since no STONITH resources have been defined error: unpack_resources: Either configure some or disable STONITH with the stonith-enabled option error: unpack_resources: NOTE: Clusters with shared data need STONITH to ensure data integrity crm(live)configure# property stonith-enabled=false crm(live)configure# commit crm(live)configure# verify