Web Tortoise

2012-Dec-20

WebTortoise Year in Review 2012

Filed under: Availability, Performance, Review — Tags: , , , , , , , — leovasiliou @ 03:37 PM EDT

Response:

Hello! This #WebTortoise post was written 2012-DEC-20 at 12:53 PM ET (about #WebTortoise).

Main Points

#- Because saying it once sometimes just isn’t enough! Here’s the WebTortoise 2012 Year in Review.

Story

Once in a while, will have to retrain or refresh on a particular subject matter. This may be the result of an organizational change, may be the result of using something only occasionally or may be the result of any number of factors. In that vein, here are some select WebTortoise 2012 posts:

#- How do I calculate the geometric mean in Excel?

#- Excel: Use color to add value to your Performance charts.

Excel.Waterfall.Snip.2012-MAR-06-2114ET

#- Arithmetic Mean Average versus Geometric Mean Average: Knowing when to choose which calculation.

Comparing.Mean.Calculations

#- Excel Frequency Distribution: How many Response Times were between 0-1,000ms? How many Response Times were between 1,001-2,000ms? And so on?

Frequency Distribution

#- Excel Heat Map: Making it easier to find patterns in website Response Time. Applying Excel conditional formatting (red/yellow/green) to detect website’s “hot” times.

Heat.Map.Side.by.Side

#- Always consider the different between Performance versus Availability when choosing your measurement instrument(s).

#- Check the overlay. Comparing the latter set of Response Times to the earlier set of Response Times. Was there a Pattern Change?

Blog.Post.Check.the.Overlay-3

#- The Excel Hockey Stick Chart: Looking at Response Times across the entire % percentage range.

Excel Hockey Stick Chart RE Web Performance

#- Studying Prior Rates of Change to configure “Site is Slow” Performance alerts.

Document Complete / OnLoad:

_The following is optional reading material._

LinkedIn: http://www.linkedin.com/in/leovasiliou

Twitter: @LvasiLiou

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