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XtremIO

RMAN channels in RAC

By Franck Pachot . When you want to minimize the backup or restore duration, you can parallelize RMAN operations by allocating multiple channels. If you are in cluster, you can open channels from several nodes. Let’s see why, how, and a strange issue: need to set cell_offload_processing=false even if not on Exadata. Reason Why do I want to run backup… 

Measuring IOPS on XtremIO

By Franck Pachot . Today, we can put our database on very efficient storage. EMC XtremIO is one of them. In this blog post, I’ll show how to look at the IO performance from Enterprise Manager, Orachrome Lighty, and XtremIO client interface. IOPS The XtremIO client has a nice dashboard that show immediatly the IO rate: The instant view shows…