Anyone who has worked at length with EMC Clariion or VNX would be familiar with the good old NAR files. These are the important little files where statistics about array performance are saved/archived, so you can them open them in Analyzer and review the massive amount of performance metrics and Continue Reading
EMC
EMC Recoverpoint+VMware SRM – ‘discover Arrays’ failed.
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Version check: Recoverpoint 4.0.2, SRA 2.2.0 and SRM 5.5 |
I noticed this little gem today whilst in the process of adjusting some SRM documentation and grabbing some screenshots; I hadn’t received any alerts so didn’t think it was a major issue, but sounded like it’s the sort of error that may be annoying during execution Continue Reading
Heads up !! – EMC VNX1 Users – Potential Outage
My ever reliable EMC TAM emailed me recently to give me a heads up regarding a potential issue with one of our VNX arrays. This particular array was overdue for an upgrade anyway, but has special change control requirements. It affects VNX1 series arrays that have particular 300GB & 600GB Continue Reading
Shellshock BASH exploit — Vulnerable ?
** Edit, 9th October — Many EMC products now have patches available ** VNX Series1 VNX Series2 XtremIO VNXe –Get busy ! On the 24th September, a series of CVE (Common Vulnerabilities & Exposure) incidents were Continue Reading
EMC Recoverpoint: Automating Cluster Configuration backups
An important (but often neglected) part of any Recoverpoint deployment is to ensure you have regular backups of your cluster configuration. Important for DR, it also serves as a useful reference point for configuration forensics (What changed and when) There are multiple ways to do this, however my preference is to Continue Reading
EMC VNX: LUN migration & provisioning using NAVISECCLI
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
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
VMware EVO:RAIL : SDDC in a box
Rumours of the VMware hyper-converged appliance have been riding high for some months under the guise of “Project Marvin”, now official, the details are out about EVO:RAIL VMware EVO:RAlL landing page is here. From the release; VMware EVO: RAIL™ combines compute, networking, and storage resources into a hyper-converged infrastructure appliance 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