k3s.live

Based on the IT journey of Michael Rickert

Colo vs Cloud vs local hosting

A comparison between Cloud hosting, Colo hosting (datacenter hosting), and local on-site hosting At first glance, the low cost of cloud and co-location hosting per month may put them far ahead of on-site hosted servers, and in some cases they are. In today’s post I break down the cost per year, extrapolated out over twenty years, for a server heavy…

Card flip using jquery and css3

I originally had created a page that uses a card layout with 3d flipping cards using this how to guide. This proved to not work in IE and have occasional hiccups in chrome as well. After much debugging and troubleshooting I created a better card flip system using css3 and jquery, code below: page format div class=”cardcontainer col-md-3″ align=”center”> div…

Quck code examples: pie chart using Chart.js and a ruby hash

Here’s a quick code example of a pie chart using Chart.js and ruby/rails to get the top five schools entered by students and to display the number of times they appear. Read through the code comments for more information. /dashboard_controller.rb #pull the list of interns related to this application @startup_application = current_startup.startup_applications.all.order(‘created_at DESC’) #pull the interns education from the column…

Dell Poweredge R620 vs R610 benchmarks

Introduction Today I’ll be going over benchmark comparisons between Caliper’s new Dell Poweredge R620 servers and their older Poweredge R610 servers. I used Passmark Performacetest 8 for the benchmarking software. The CPU and memory benchmarks were run on a VM inside of vmware. The VM was the only active machine on the host and it was given the maximum amount…

Equallogic and vmware benchmarking

Speed Benchmarking with read/write in MB/s Equallogic Model Speed tests: A vmware VM using SCSI LSI logic SAS was used The Sequential read and write are based on a 4 GB file. The resulting MB/s speeds are based on the average of 5 passes CrystalDiskMark was used for disk benchmarking All disks were formatted and blank at time of benchmarking…

SQL Server 2012 Failover Clustering with MSCS

Notes and final opinion on MSSQL Server 2012 MSCS First, the setup. I created two vmware VMs with the following: Microsoft Server 2012 R2 24GB RAM 120GB Primary HDD 4 vCPU 2x VMXNET 3 NICs And placed them in their own resource pool Next I configured networking on the VMs. One NIC was on the iSCSI network connected to the…