After RAC servers rebooted, or GI cluster restarted, scan listeners show offline on OEM. Now we explore how to resolve this issue here.
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Tag: srvctl status scan_listener
CRS-4535: Cannot communicate with Cluster Ready Services
Two nodes 12.2.0.1 GI clusterware is not healthy with warning as below, databases and services are all still available for applications to connect to.
$ crsctl stat res -t CRS-4535: Cannot communicate with Cluster Ready Services CRS-4000: Command Status failed, or completed with errors. $ crsctl check cluster -all ************************************************************** racnode1: CRS-4535: Cannot communicate with Cluster Ready Services CRS-4529: Cluster Synchronization Services is online CRS-4533: Event Manager is online ************************************************************** racnode2: CRS-4535: Cannot communicate with Cluster Ready Services CRS-4529: Cluster Synchronization Services is online CRS-4533: Event Manager is online **************************************************************
crsd process is still running on both nodes:
-- on racnode1 $ ps -eaf | grep -i crsd root 5482 1 0 Mar01 ? 00:00:00 /u01/app/12.2.0.1/grid/bin/crsd.bin reboot -- on racnode2 $ ps -eaf | grep -i crsd root 66210 1 0 23:39 ? 00:00:02 /u01/app/12.2.0.1/grid/bin/crsd.bin reboot
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