O

objdump command, 389

object code, installing, 60–62

Oeriker, Tobi, 329

Open Distributed Lock Manager (DLM) project, 396

Open Global File System (GFS), 396

Open SSH2. See SSH (secure shell)

operating system for LVS-NAT clusters, 217

operator alerts in Heartbeat

audible alarms, 157

email alerts, 158

Oracle Cluster File System (CFS), 396

OUTPUT rules in Netfilter, 35–37

overhead values in scheduling, 204–205

ownership of Heartbeat resources, 126–128