After Oracle Linux 7, Timezone settings method has been changed. Time Zone is configured during the deployment of the Exadata Database Machine. If there is a requirement to change the Time Zone settings after deployment, it requires modifying the following components: Storage Cells Compute Nodes Pre-requirements 1. Stop CRS stack on all the compute nodes: # [GI_HOME]/bin/crsctl stop crs 2. Stop processes on the cells: # cellcli -e alter cell shutdown services all 3. Complete … [Read more...] about How to Change Timezone Settings on Exadata