Being able to migrate LUNs between Storage Pools or Raid Groups is a useful feature that has been around for a long time. It’s non-disruptive so you can do it anytime, but be careful with the rate. It’s A bit like SVMotion for array side storage ! (even though it Continue Reading
VNX
EMC VNX 0x704a: DAE is faulted. Servers may have lost access to disk drives in this enclosure.
Title sounds a bit nasty eh ?! I was confronted with this earlier this week, which was only noticed after logging into Unisphere to do some provisioning tasks. At this point, I had received no alerts (array side) nor any host issues. More alarmingly, no notifications. Oops. A quick Continue Reading
Heads up !! – EMC VNX/VNXe users, keep your Array software up to date
You’ve paid for your maintenance right ? Take advantage of it and keep up to date with your platform versions. Open an SR and schedule EMC to do an upgrade via RCM. They have a whole team who do array upgrades all day everyday. Keep them busy. Why ? Keep Continue Reading
EMC VNX hotspare activation & rebuild monitoring with naviseccli
If you’ve ever wondered if you can monitor hotspare disk activities from naviseccli, the answer is yes…. ! As expected you receive your automated email alerts when a system fault occurs, in this case a disk failure (and hopefully a dial-home event was triggered via ESRS)about a disk failure; Using Continue Reading
EMC – Quick Naviseccli commands – Pt1
Whilst most of the time I like Unisphere, sometimes it’s nice to be able to get info about your Array quickly and without having to fight with Java. Naviseccli is great for just that purpose. It’s fast, efficient and you get info you need quickly. Most of these commands will Continue Reading