How to fix Cisco UCS, Fabric Interconnect Cluster UNRESPONSIVE Error

This week I ran in to an error message I hadn't seen before when setting up a brand new UCS environment using a couple of ebay purchased fabric interconnects. The test lab environment consisted of two 6248UP FIs and a 5108 chassis populated with 3 half-width B200 blades. The error message that I was coming across read … Continue reading How to fix Cisco UCS, Fabric Interconnect Cluster UNRESPONSIVE Error

IPv6 Address Shortener and Expander Python Code

I've begun my introduction to the world of Python coding a couple of weeks ago. This post is about an IPv6 address shortener and expander code that I've jumped into to learn the basic knobs in Python. An IPv6 address is 128 bit addressing scheme written in the following form: XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX:XXXX There are 8 groups of … Continue reading IPv6 Address Shortener and Expander Python Code

Block-Level, File-Level and Object-Based Storage Systems

A topic that came up recently in a discussion and seems to be categorized under one of those "we already knew that" things is the area of  storage system technologies. I've found it's not articulated well enough in the discussion I've had with colleagues. Because the often taken-for-granted fundamentals are what drive any higher level … Continue reading Block-Level, File-Level and Object-Based Storage Systems