PerfBytes

Dynatrace Perform 2017 Wednesday Morning

08 Feb 2017

Contributed by Lukas

Good morning Las Vegas! We chat today about how to apply logic to Dynatrace Davis, we hear an interesting performance story from Lianggui and an indus...

Dynatrace Perform 2017 Tuesday Wrap-up

07 Feb 2017

Contributed by Lukas

Wrapping up the day with interviews from Henrik Rexed from Neotys and our new friends Rajesh Jain and Maggie Ambrose from Pivotal Labs.

Dynatrace Perform 2017 Tuesday Part 2

07 Feb 2017

Contributed by Lukas

We continue coverage of Dynatrace Perform 2017 with interviews from John Delfeld of Ixia, our favorite performance geek Andreas Grabner from Dynatrace...

Dynatrace Perform 2017 Tuesday Morning

07 Feb 2017

Contributed by Lukas

PerfBytes and PurePerformance combined interviews and coverage from Dynatrace Perform 2017 - Tuesday Morning

Welcome to Dynatrace Perform 2017

07 Feb 2017

Contributed by Lukas

Kickoff live from the welcome reception at the Cosmopolitan Hotel in LAS VEGAS!! We welcome performance testimonials, interviews while giving away coo...

PerfBytes 2016 Year in Review

31 Dec 2016

Contributed by Lukas

Happy New Year PerfBytes listeners!! Every year we take a few minutes, or maybe an hour and a half, to look back at the year and reflect on how things...

PerfBytes Thanksgiving 2016

23 Nov 2016

Contributed by Lukas

It's time. Gobble, gobble, gobble. Eat stuffing. Oh, check the website to see if it's still up and running. Damn. Go to the office, work 72 hours stra...

Learning More about Apica System

03 Nov 2016

Contributed by Lukas

All the way from Stockholm, Sweden - via Santa Monica, California we are delighted to have Daniel Freij from Apica System join us for this episode, in...

PerfBytes Live STPCON Fall 2016

22 Sep 2016

Contributed by Lukas

Little scotches. PerfBytes Does Dallas. 37ths floor. Flood.io Shiner Bock. Whisky. Beers at the back.

Octoperf Deep Dive

13 Sep 2016

Contributed by Lukas

There's a newcomer in the load testing market, Octoperf (www.octoperf.com). Quentin and Guillaume take a few minutes aside form their hard work on thi...

PerfBytes Live Summer BBQ 2016

27 Aug 2016

Contributed by Lukas

Hey PerfByters - it's time! This is the 4th annual PerfBytes BBQ celebration and live broadcast at Howard's house in Framingham, MA. We're a gathering...

Extending Your Performance Tools

19 Jul 2016

Contributed by Lukas

Every tool is extensible, from commercial closed source to freeware to open source. It simply becomes a question of how and where you hook into the s...

Switching and Converting

26 May 2016

Contributed by Lukas

In the eventual career of a performance tester there will come a day when your current tool just can’t cut it, or your boss wants you to switch, or ...

What's Missing?

17 May 2016

Contributed by Lukas

Have you seen me? I'm a tool feature that's been missing for many months or even years. In this next episode of PerfBytes we'll investigate exactly wh...

New Performance Techniques

14 Apr 2016

Contributed by Lukas

According to Howard techniques are "sorta the methods that we do things in" and ya know, we didn't really argue with that. In this second half of the...

PerfBytes Live STPCON Spring 2016

07 Apr 2016

Contributed by Lukas

Broadcasting live from the Software Test Professional's conference here in the Spring of 2016! Sharing performance stories, tales from the conference ...

Brave New Tools

23 Feb 2016

Contributed by Lukas

Welcome to Episode 73 and the new season of PerfBytes...yes, that's right it would be Season 5! Our theme this Spring of 2016 is all about tools, it's...

PerfBytes 2015 Year In Review

02 Feb 2016

Contributed by Lukas

What better topic to cover in our first episode of 2016, then a look back on the last year of PerfBytes in 2015! We celebrate some of our favorite epi...

The Performance of Things

30 Dec 2015

Contributed by Lukas

Waaaaaay back when in the last century there was this crazy idea about IPv6 giving enough unique addresses to give one to each individual atom on 100 ...

News of The Damned 12-10-2015

10 Dec 2015

Contributed by Lukas

Only a few E-tailers around the world took a hit on this black Friday edition of the #notd. We investigate vocal of hitmaker and songstress diva Adele...

Building a Culture of Performance

26 Nov 2015

Contributed by Lukas

Whether the HR department makes explicit goals or if you just let your engineering staff behave naturally, there's still a chance that you've not inte...

News of The Damned 11-24-2015

24 Nov 2015

Contributed by Lukas

A long time ago, on a website not-so-far-away, the IT department at Fandago failed to implement a content distribution network and then...boom went th...

PerfBytes Live! at Dynatrace PERFORM 2015 Day 2

15 Oct 2015

Contributed by Lukas

Here's the second day of live broadcasting from Dynatrace PERFORM2015!

An Evening with Dynatrace Gurus

14 Oct 2015

Contributed by Lukas

We spend an evening with the gurus at the DynaTrace conference. Lots of stories to share and giving away a pair of PerfBytes shoes!

PerfBytes Live! at Dynatrace PERFORM 2015 Day 1

14 Oct 2015

Contributed by Lukas

Kicking off our 2-day live broadcasting from Dynatrace PERFORM2015 - thank you to Andreas and Laura for helping bring PerfBytes to the event and thank...

PerfBytes Live! STPCON Fall 2015

06 Oct 2015

Contributed by Lukas

News of The Damned 10-5-2015

05 Oct 2015

Contributed by Lukas

Perhaps you thought that we finally solved all the website problems everywhere around the world!?? No chance! We've got Banksy and Olive Garden for a ...

Tools of The Trade

01 Oct 2015

Contributed by Lukas

Tools, tools, tools - it's a tools show! Let's get to talking about the tools of the trade. Seriously, why are we so obsessed with this whole idea of ...

Don't Skew-er Your Results

24 Sep 2015

Contributed by Lukas

Simple missteps in calculations, simulations, estimations and extrapolations can lead you down a pathway to serious failure in your performance testin...

News of The Damned 9-18-2015

19 Sep 2015

Contributed by Lukas

With a new introduction from Satan we review a global barrage of outages including an epidemic with low-fare airline tickets and tragedy in the Nether...

Preparing for Cyber Madness 2015

10 Sep 2015

Contributed by Lukas

It's another year of Black Friday, Cyber Monday and way too much talking turkey around e-commerce infrastructures on this get-em-ready episode where w...

News of The Damned 9-8-2015

08 Sep 2015

Contributed by Lukas

It's a smorgasbord of Chinese metaphysics, the Dalai Lama, Italian romance language, Lao Tzu, Banksy, UK ticket sites, Legos and the Jackelope all con...

Content Delivery Networks

17 Aug 2015

Contributed by Lukas

Packet A leaves the UK enroute to Los Angeles to retrieve a .png file. Packet B leaves Ireland for the same .png file, but only has to hop down the st...

PerfBytes BBQ 2015 The Cheese Course

02 Aug 2015

Contributed by Lukas

PerfBytes BBQ 2015 Part 1

01 Aug 2015

Contributed by Lukas

News of The Damned 6-18-2015

14 Jul 2015

Contributed by Lukas

Kicking off an entire week of crashing websites this NOTD comes from the middle of last month and includes world-wide life-critical news events, repea...

Bots Bots Bots Yeah!

03 Jul 2015

Contributed by Lukas

Hello, this is Robot X - I would like to crawl and blast your website with my illegitimate traffic. And we spend time chatting about the differences b...

News of The Damned 5-21-2015

26 Jun 2015

Contributed by Lukas

Let's talk about a whole new set of system crashes internationally, politically, with repeat offenders, ospreys, pirates and law students potentially ...

Performance Test Variation

30 May 2015

Contributed by Lukas

The first run passed, the next run failed. Which run is right? How do you know? Variability between test runs giving different test results can be a m...

.NET Performance

14 May 2015

Contributed by Lukas

As former Microsoft engineers, James and I have a soft spot in our hearts for those guys back in Redmond and Bellevue. We spend some time digging into...

News of The Damned 5-7-2015

07 May 2015

Contributed by Lukas

Just a short list of IT experts from around the world on this episode - including some of my home town folks from Minnesota, student test scores in In...

Streaming Performance

06 May 2015

Contributed by Lukas

New innovations around HTML5 and media-rich web sites, ya know those moving pictures you see on the page? Sometimes they are streamed to the client fr...

News of The Damned 4-21-2015

21 Apr 2015

Contributed by Lukas

Let's take a trip around the world on this episode of News of The Damned! We visit impalas in Australia, a muse, a dead monarch and trainsplitting in ...

PerfBytes Live! from STPCON Spring 2015

31 Mar 2015

Contributed by Lukas

News of The Damned 2-26-2015

25 Mar 2015

Contributed by Lukas

You might think it's a slow time of the year for website outages...given that everyone blew up back in the holidays, but hold on to your jackelopes! W...

What's up with HTTP2 Performance

23 Mar 2015

Contributed by Lukas

You guys all know that the current HTTP protocol specification is just way too slow - seriously, we need to invent new protocols if we expect to be su...

Sharepoint Performance with Andi Grabner

10 Mar 2015

Contributed by Lukas

Web Parts Gone Wild!!! In this episode of PerfBytes Howard and Mark chat with the performance evangelist Andreas Grabner from DynaTrace as we dig deep...

News of The Damned 2-9-2015

04 Mar 2015

Contributed by Lukas

Greetings to all you PerfBytes listeners, Lucifer once again introduces another round of stories about websites crashing and the punishment of innocen...

Ten Things Every Developer Should Know

02 Mar 2015

Contributed by Lukas

That's right, there are 10 simple things that every developer should know...about performance, of course! HoCho takes us on a tour of specific things ...

News of The Damned 1-26-2015

15 Feb 2015

Contributed by Lukas

No, you are not having deja vu or a reality-bending time distortion - it's true...Princess Kate joins us once again after she crashes the Madderson Lo...

Web Services Performance

10 Feb 2015

Contributed by Lukas

When you email us a question or suggestion to our email [email protected], this is what happens. Sandeep clearly listened to all the episodes so far ...

News of The Damned 1-14-2015

03 Feb 2015

Contributed by Lukas

Survived the holiday mayhem? How about some official mayhem from the evildoers at Allstate? In this epside of NOTD we'll start examining the simple we...

Performance Deadly Sins

26 Jan 2015

Contributed by Lukas

What better way to renew your faith in performance testing than to review a short list of the few simple things to keep in mind for your engineering e...

PerfBytes 2014 Year In Review

31 Dec 2014

Contributed by Lukas

Thank you to our sponsors and listeners for making 2014 our best PerfBytian year yet! Now becoming a tradition for the third year in a row, James and...

Cyber Week Performance 2014

31 Dec 2014

Contributed by Lukas

Despite their attempt to expand Black Friday and Cyber Monday into an entire week-long shopping boondoggle in 2014 there were a few online retailers w...

News of The Damned 10-12-2014

31 Dec 2014

Contributed by Lukas

A few great outages to delight our friends in the underworld including Big Billion day in Bangalore, celebrity weddings and baby announcements, shoes ...

Batch Performance

31 Dec 2014

Contributed by Lukas

Do know about all that stuff running overnight, all night long, that sometimes fails in the middle of the night? And then it completely ruins your day...

Gadget Performance

02 Dec 2014

Contributed by Lukas

This holiday season is going to be filled with gadgets - lots of little whiz-bang, awesomely cool, mini-computing, battery-powered doo-hickeys that wi...

News of The Damned 9-14-2014

01 Dec 2014

Contributed by Lukas

It’s Apple, Motorola, Canadians, Dehli Housing Authority, naked famous actors and free lasagna on this global episode of News of The Damned from bac...

News of The Damned 9-1-2014

01 Dec 2014

Contributed by Lukas

Posthumous posting from earlier this year, James and Mark cover a small suite of satanic shame in this episode of PerfBytes' News of The Damned. Airli...

PerfBytes Live at STPCON Fall 2014

06 Nov 2014

Contributed by Lukas

It's time for PerfBytes Live at the STPCON conference in Denver, Colorado! In the unseasonably warm November 2014 this is a recording of the live broa...

Welcome Back to PerfBytes

17 Sep 2014

Contributed by Lukas

After a short summer vacation, your trusted source of performance testing advice, wisdom and humor returns as James and Mark chat about industry stand...

Bob Wescott's Every Computer Performance

21 Jul 2014

Contributed by Lukas

Hazed and Confused is now the official ice cream for all performance testers and engineers, courtesy of our guest Robert Wescott, who is the author of...

The Cheese Course

04 Jul 2014

Contributed by Lukas

Part 3 of the 2014 July 4th PerfBytes BBQ - now we get a little weird...

The Performance Manifesto

04 Jul 2014

Contributed by Lukas

The second hour of the PerfBytes Live BBQ, we are talking about the introduction of the Performance Manifesto.

PerfBytes Live BBQ

04 Jul 2014

Contributed by Lukas

It's the 4th of July, so it must be time for PerfBytes Annual meetup and live show broadcasting!

News of The Damned 6-8-2014

03 Jul 2014

Contributed by Lukas

Websites are crashing in the UK, it must be time for News of The Damned. Special guest Seth Eliot joins us for a chat about Zen and The Art of Website...

News of The Damned 5-13-2014

01 Jul 2014

Contributed by Lukas

Rebuffering, rebuffering, rebuffering...but it's not a surprise that yet another system has crashed in the UK, this time by Sky's not-streaming-enough...

Data Driven Performance

30 Jun 2014

Contributed by Lukas

Answer me this: how many, how much, averages, standard deviations, frequency distribution or just plain yes or no? It's very hard to know whether your...

Scalability and Estimation

29 May 2014

Contributed by Lukas

You journey through a land of both shadow and substance and you can see the curve on the CPU graph is totally going in the wrong direction - a little ...

News of The Damned - UK Special Report

29 May 2014

Contributed by Lukas

PerfBytes frequent listener and long-time performance guru Richard Bishop gives this special report on the recent outages in Great Britain, which is n...

News of the Damned 5-5-2014

05 May 2014

Contributed by Lukas

It’s time for PerfBytes News of The Damned for May 5th, 2014. Satan once again kicks of a round of impressive stories of website and system crashes ...

Performance in Development

29 Apr 2014

Contributed by Lukas

As the spring time flowers blossom and warm sunlight shines upon the meadow, somewhere there's a junior developer struggling to fix a scalability defe...

PerfBytes Live! at STPCON Spring 2014

16 Apr 2014

Contributed by Lukas

It's time for PerfBytes LIVE! Please join us again at STPCON in April 2014 for a live broadcast recording of the PerfBytes podcast featuring your wild...

News of The Damned for 3-24-2014

31 Mar 2014

Contributed by Lukas

There are even more ticket sales websites crashing in the UK, so it must be time for PerfBytes News of the Damned. In this episode for March 24th, 20...

Performance Diagnostics Part 2

31 Mar 2014

Contributed by Lukas

Did you know you were hammering the database 1.5 million times per page load? Our friend Petar Puskarich joins us again for this second half of a grea...

Performance Diagnostics Part 1

18 Mar 2014

Contributed by Lukas

Needle. Haystack. Go! Sometimes all we get from our load testing tools is a capture of the response times and throughput, and maybe some minimal re...

News of the Damned for 3-4-2014

10 Mar 2014

Contributed by Lukas

It’s time for PerfBytes News of the Damned for March 4th, 2014, with our special founding father Carlos Chidiac. Websites are a crashin' like crazy...

Continuous Performance Testing

10 Mar 2014

Contributed by Lukas

Automate. Rinse. Repeat. Every day at every hour and every minute there are developers writing code, committing code to the repo, building snapshots, ...

Next Generation Performance Tools

21 Feb 2014

Contributed by Lukas

At some point after working in the same jobs for twenty years, you start to see a trend in the tools that you use every day. They have similar weakne...

News of the Damned for 2-18-2014

21 Feb 2014

Contributed by Lukas

It’s time for PerfBytes News of the Damned for February 18th, 2014 - this is the birthday edition edition of PerfBytes where basically we just make ...

Performance Centers of Excellence

07 Feb 2014

Contributed by Lukas

Being a performance tester is a lonely life. Stranded in the data center, working long nights in the freezing cold without anyone to talk to but the ...

News of the Damned for 2-7-2014

07 Feb 2014

Contributed by Lukas

It’s time for PerfBytes News of the Damned for February 7th, 2014 - this is the 2014 Super Bowl edition of PerfBytes. Some project managers from th...

News of the Damned for 1-27-2014

27 Jan 2014

Contributed by Lukas

It'll be hard to forget this globally diverse episode covering fantastic outages from Canada, China and the UK. PerfBytes News of the Damned, where Sa...

Dynamic Data Correlation

27 Jan 2014

Contributed by Lukas

“You put your left boundary in, you put your left boundary out. You do the hokey pokey and you turn the script about.” Dynamic data correlations...

News of the Damned for 1-07-2014

07 Jan 2014

Contributed by Lukas

Welcome to the first PerfBytes News of the Damned independent podcast segment for January 1st, 2014. As usual, our introduction from Satan heaps a he...

Blame the Tool

07 Jan 2014

Contributed by Lukas

”Don’t look at me, boss - it’s a problem with the tool.” In particular it’s probably an incompatibility or extreme complexity with a sophis...

PerfBytes Year In Review 2013

01 Jan 2014

Contributed by Lukas

Happy New Year PerfBytes listeners, this episode is dedicated to you! In this episode we review all the best items from the last twelve months of Per...

Virtual User Tips 'n Tricks Part 2

17 Dec 2013

Contributed by Lukas

In this second of two episodes our friend and sponsor Tim Koopmans will be joining us again as we cover many of the virtual user scripting tips and tr...

Virtual User Tips 'n Tricks Part 1

05 Dec 2013

Contributed by Lukas

Here's a suggestion: flip up that blast shield and tell old Obi Wan Kenobi to take a try at scripting up a headless driver to generate transport-layer...

It's the Frackin' Load Balancer

20 Nov 2013

Contributed by Lukas

Back when I grew up in Minnesota we played a game called "Duck, Duck, Gray Duck where one my friends would run around the circle of all us kids and ta...

Mobile App and Device Performance

05 Nov 2013

Contributed by Lukas

It's different for mobile. The variable resources like network and cpu, the limited space and screen size all force you to get your game on for mobil...

PerfBytes Live! at STPCON Fall 2013

01 Nov 2013

Contributed by Lukas

It's time for PerfBytes LIVE! Please join us again at STPCON in October 2013 for a live broadcast recording of the PerfBytes podcast featuring your wi...

You Might Be A Performance Tester

08 Oct 2013

Contributed by Lukas

Look in the mirror. Do you see someone who loves BBQ more than showering? Do you see someone wearing a wool cap and jacket just to keep warm while w...

Performance Test Planning

25 Sep 2013

Contributed by Lukas

Performance left to the end of the project? Only two weeks on the schedule for doing load testing, regardless of the complexity or requirements? No ...

Storage Performance

10 Sep 2013

Contributed by Lukas

What's the one thing in common with both hard drives and pizza? In this episode of PerfBytes we discuss yet another essential physical resource commo...

News Of The Damned

27 Aug 2013

Contributed by Lukas

He's dead Jim. In the last 2 weeks of August 2013 there have been a nearly unbelievable number of system-wide outages at some of the world's largest ...

Everything You Forgot About Memory

16 Aug 2013

Contributed by Lukas

Have you seen my car keys anywhere? The older we get the more we might tend to forget about the exciting topic of performance tuning for memory. We'...

Performance in DevOps

31 Jul 2013

Contributed by Lukas

Continuous Deployment, plus Continuous Release might not quite equal Continuously High-Performing apps! As you might have heard, the developers and t...

Network Performance

16 Jul 2013

Contributed by Lukas

Bellman asked Ford, "Do you know the way to San Jose?" More importantly, do you know how many hops it takes for your packet to get there? In this ep...