My Personal Blog
It’s nice that the bandwidth of the servers and the whole UCS system is getting faster and faster. Sometimes you must connect the FI 6332 with all 40 Gb ports to a 10 Gb network. How do you configure the Fabric Interconnect to have a 10 Gb connection ? Port Configuration First of all you … Read more
There it is : https://intersight.com/ Cool if you know what it is and what it can do. Why Cisco Intersight? Managing Data center devices can be challenging. We use the applications which are running in the Data center 24/7 and we don’t want to have any outage. And if there is one, everybody can’t wait until … Read more
When you have a Cisco Hyperflex cluster and you have enough storage, but you need more CPU or memory, it’s possible to expand the cluster with a compute node only. In this instruction video I will show you the steps. [embedyt] https://www.youtube.com/watch?v=VoSeL_TsEZA[/embedyt] Summary : Assign the Compute-Only service profile to a server. Install the ESXi … Read more
Last year Hyperflex just got one configuration. Right now there are multiple different Hyperflex clusters, with their own limitations. I just updated my Hyperflex Sizing Tool on calculating # Capacity Nodes. Click the link for the Tool ! What’s new ? You can choose between a Replication Factor of 2 or 3. Hyperflex Still the same … Read more
More capacity or higher availability. That is the Hyperflex Replication Factor Question. Hyperflex Replication Factor ? A replication factor (RF) is the number of copies that the Hyperflex system writes the storage block. There are two options : A RF of 2 or a RF of 3. The default setting during installation of the Hyperflex … Read more
Hyperflex is a Hyper Converged Infrastructure solution and now Cisco announced the next gen of it ! Hyperflex with ALL FLASH. Features All the best features of the hybrid Hyperflex system, are also in the new All Flash system. See my blog : Top Features of Hyperflex And because the Log Structured file system is optimized … Read more
Factory Reset of a Fabric Interconnect To do a factory reset you will have to SSH into the FI’s. FI-Hyperflex-A# connect local-mgmt Cisco Nexus Operating System (NX-OS) Software TAC support: http://www.cisco.com/tac Copyright (c) 2009, Cisco Systems, Inc. All rights reserved. The copyrights to certain works contained in this software are owned by other third parties … Read more
Auto Healing ! Hyperflex is cool and I really like this feature. Not only on Powerpoint, but also how it’s working. You have to ask yourself : How can a system heal itself ? Doesn’t a RAID controller do that for storage ? Why change that into something completely different? How does it work ? … Read more
Is your Hyperflex system failing ? Powerpoints are nice selling tools, and I like to test all kinda things before I believe it ! So why not test a healthy Hyperflex System and remove a HDD ? When the system notice there is a HDD missing or corrupt, it will kick in self healing in … Read more
Cisco UCS Rack servers are more than pizzaboxes ! The most common servers do have the same CPU (intel), common memory and common HDD or SDD. So why would you choose for Cisco UCS Rack servers ? Here are 5 reasons : 5: Automation Ofcourse you can configure the whole rack server manually, but why … Read more