Hi, Is there any way to add/discover new disk to ASM instance while instance is running. I needed more space for some DG and there were no disk available to my Server. I asked my Sys Admin and he added new Disks/partition/LUN to my server. I created new VOL_9 using oracleasm createdisk Vol_9 - but I can not use this vol_9 until ASM discover this, And I knew only