Oracle Clusterware Processes

Below are the components and processes of Oracle clusterware

[oracle@rac01 ~]$ ps -ef | grep -v grep | grep d.bin | awk '{print $8}' | cut -c28-50

Components                                                               Processes

Cluster Ready Service (CRS)                                        crsd

Cluster Synchronization Service (CSS)                         ocssd,cssdmonitor,cssdagent

Event Manager (EVM)                                                 evmd, evmlogger

Cluster Time Synchronzation Service (CSST)               octssd

Oracle Notification Service (ONS)                               ons, eons

Oracle Agent                                                                oraagent

Oracle Root Agent                                                       orarootagent

Grid Naming Service (GNS)                                          gnsd

Grid Plug and Play (GPnP)                                            gpnpd

Multicast domain name service (mDNS)                     mdnsd