On some occasions, the job status info in WebUI/WCC Monitoring views stop updating. It might also show up as 1 Jan 1970 / 31 Dec 1969
WebUI Monitoring cache is invalid and needs to be recollected fresh again. So, the monitoring cache needs to be deleted first (using wcc_monitor program) and WCC needs to be restarted after that for it to collect clean monitoring data.
If WCC setup consists of 2 or more WCC nodes in a cluster, then follow below approach:
For more info, look at the monitoring batch interface documentation