Lately I had to help various customers to replace their old storage cells with the new X7-2 ones. There are huge benefits in doing this, the X7 has 25.5TB of...
Lately I had to help various customers to replace their old storage cells with the new X7-2 ones. There are huge benefits in doing this, the X7 has 25.5TB of flash, 12 x 10TB disks and 192 GB of DDR4 Memory. The question my customers asked the most was: Can we do the migration from our old storage to the new X7 without downtime and without risk? The answer was: YES! For doing this I've prepared and implemented a procedure that cover step by step how to...
Lately I had to help various customers to replace their old storage cells with the new X7-2 ones. There are huge benefits in doing this, the X7 has 25.5TB of flash, 12 x 10TB disks and 192 GB of DDR4...
A couple of times I've removed ASM disks from a diskgroup and found that the rebalance operation will take too long.This is not a problem when you don't want to...
A couple of times I've removed ASM disks from a diskgroup and found that the rebalance operation will take too long.This is not a problem when you don't want to disturb online users, the rebalance process only locks for writes 1mb of data at a time, so letting the rebalance to run slowly has no performance impact.My problem was that I needed to free the disks as fast as possible in order to finish some IO tests within a limited timeframe. The procedure to change the rebalance...
A couple of times I've removed ASM disks from a diskgroup and found that the rebalance operation will take too long.This is not a problem when you don't want to disturb online users, the...
