This is a simple script to gather volume information including dedupe schedule and autogrow settings. I’m going to combine this with my snapshot script in the future to make a recommended dedupe schedule based on the average snapshot times.
Tag / netapp
Problem: Gathering snapshot statistics is a tedious task when looking at autosupports and cli output. I needed to gather information about oldest snapshot, average number of snaps per day, total snapshots, and other various information. Solution: A powershell script using the Data ONTAP PS Library. Read more for the script.
I was asked the other day what happens with maxfiles. Maxfiles has to do with inodes on the NetApp. This can get full due to many small files in a volume and you can still have plenty of space but not have enough inodes. Basically, increasing the maxfiles cannot be reversed, however when you grow […]
There’s quite a lot of information out there on backup tasks, my biggest frustration is that the wizard is not very standard on creating the backup tasks, it’s much easier if you know what you’re doing to create the tasks manually and leave the backup wizard outta the picture. Here’s the common command line arguments […]
Had some fun today with a new feature in OnTap 8.1.1, Flash Pools. You basically create an aggregate with two different disk types, SSD and SAS or SATA. In doing this you create another pool of flash just for that specific aggregate. Very cool feature that will bring NetApp a long way in the proving […]