IBM System Blue Gene Solution: Blue Gene/Q Service Node Failover using Linux High AvailabilityThis IBM® RedpaperTM publication explains how to configure failover for an IBM Blue Gene/Q® service node. This process includes downloading and installing software from the Linux-HA project, configuring clustering and storage, and setting up the Hardware Management Console (HMC) as a Shoot the Other Node in the Head (STONITH) device. |
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active script backup service node BG_GROUP bg.properties BGMaster and bgagent bgqsn2 bgqsysdb bgsys directory bgsys file system Blue Gene Solution chkconfig cluster resource cluster resource groups Configuring the bgsys crm configure group crm configure primitive daemon db bgdb0 DB_GROUP DB2 server dbhome/bgqsysdb/backup dbshare and dblogs dbshare/bgqsysdb/data/bgdb0 directory and mount failover failure-timeout="60 file server appliance following command following steps following website front end node functional network G_GNUC_MAY_ALIAS GPFS hardware Heartbeat software IBM Blue IBM Redbooks IBM System Blue init script International Business Machines IP address takeover IPaddr2 Linux Linux-HA software meta resource-stickiness="100 migration-threshold="3 mkdir monitor interval="20s NFS file server ocf:heartbeat Open Cluster Pacemaker software Parallel File System params Perform the following primary service node private network rsync Run the following Secure Shell service node bgqsn1 Setting shared storage device sizeof steps to configure STONITH device stop BGMaster System Blue Gene Tablespace target-role="Started TEAL servers timeout trademarks wget