What The Perf!

In this episode, I and Karan try to explain caching in simple terms. We explore some caching algorithms and some of the performance metrics to measure for caching. Listen and Enjoy!

In this episode, I converse with NaveenKumar Namachivayam. Naveen talks about his inspiration to start his blog, the youtube videos and what it takes to keep doing it. He also talks about things that he wants to see change for better in Performance Projects. He blogs at : QAInsights.com and his YouTube channel is : https://qain.si/youtube You can reach him on linkedin at : https://www.linkedin.com/in/naveenkumarn/ News: 1. Change in CLS measurement method 2. Opposition to SpacesX's Starlink broadband service in India 3. Tricentis acquires Neotys What The Crash: 1. India Tax Website Crash

In the 2nd Episode of Season 2, I and Mohan Manoharan have a freewheeling chat about what devops transformation means, how performance engineers can adapt to it. Mohan also talks about the the three ways and ideals discussed in the books The Phoenix Project and The Unicorn Project. Enjoy the Episode!

In this episode we explore what are some essential skills that performance engineers need to acquire to be able to add value to their work. News: Wikipedia completes 20 years Project Loon shutdown Will Google pull out of Australia? Pointers to essential skills: Acquire Foundational Skills Understand Application Architecture Hone Your Debugging Skills Automate Repetitive Work Google Every Tech Word / Jargon You Hear Know Thy Tool Know Antipatterns Be A Continuous Learner What The Crash! Gensee County Website Crash Wake County Website Crash Hitman 3 Carry Over Website Crash

In this Episode we explain what is Cardinality in databases. Listen and enjoy! Further Reading on Indexes and Cardinality: Indexes Cardinality Don't forget to share feedback on twitter @whattheperf and share episode suggestions at whattheperf@gmail.com Tech News: Britain tracks Covid patients in Excel India leads world in number of financial transactions per day AWSome Day Online Conference What The Crash!: Florida Voter Registration website crash Delhi University Admission Website crash NEET Results website crash

In this Episode we talk about the book High Performance Browser Networking written by Ilya Grigorik and why every Performance Engineer should read it. Listen and enjoy! Don't forget to share feedback on twitter @whattheperf and share episode suggestions at whattheperf@gmail.com Read High Performance Browser Networking here: hpbn.co Tech News: Open Source Load Test Tool k6 latest release India Thinking of creating own app store Neotys Performance Advisory Council Chaos Conf What The Crash! Tesla Network Outage Tokyo Stock Exchange Outage Illinois Voter Registration site down Louisana Voter Registration site down UK Game Website crash

We talk to Sajeesh Nair about Storage Performance, applying First Principles Thinking to solving performance issues and a lot more interesting stuff. Listen and enjoy! Don't forget to share feedback on twitter @whattheperf and share episode suggestions at whattheperf@gmail.com Tech News: New Relic Browser Agent Update W3C Trace Context Web Vitals by Google Catchpoint acquires WebPageTest DynatraceGo Conference What The Crash! PlayStation5 Pre-order crash Calcutta University Website Crash Google Drive Outage KFintech Crash

In this episode we explore some of the best practices you can follow to save time, avoid mistakes and add value to your performance testing project. Your feedback is important to us. Please share suggestions and feedback on twitter at @whattheperf or Email us at whattheperf@gmail.com Best Practices: Monitor the health of your load generators Monitor all possible infra components and their relations in your application architecture Write down notes about your observations while your test is running Always preserve raw results Decide test duration based on caching in your application architecture Randomize test data Follow good naming conventions in scripts and result files Write useful comments wherever necessary in your scripts Correlate all possible dynamic values Use think time in scripts Modularise your scripts Automate test runs Avoid application changes during tests unless that is the goal Run tests a second time to ensure repeatability and consistency Don't focus on any one measurement Tech News: https://azure.microsoft.com/en-us/blog/bringing-ai-supercomputing-to-customers/ https://blog.cloudflare.com/delivering-http-2-upload-speed-improvements/ https://www.chaosconf.io/chaosconf/begin https://www.cloudbees.com/devops-world/register What The Crash!: https://techjaja.com/moh-website-crashes-as-citizens-try-to-download-the-new-covid-19-guidelines/ https://www.nzherald.co.nz/business/news/article.cfm?c_id=3&objectid=12360028 https://www.miamiherald.com/news/local/education/article245369120.html https://blog.catchpoint.com/2020/09/03/centurylink-outage-and-everything-that-went-down-with-it/?utm_source=bambu&utm_medium=social&blaid=793056

In this episode we explore what are the steps involved in performance testing and their significance. Listen and enjoy! Don't forget to share feedback on twitter @whattheperf Broad Steps followed in Performance Testing: Identify Test Environment Identify KPI's and their acceptance values Test Tool, Test Planning and Design Setup Test Environment Create Test Scripts and Implement Test Plan Execute Tests and Generate Test Reports Analyse, Tune & Retest Tech News: https://in.mashable.com/tech/16350/wear-os-to-soon-become-faster-and-more-intuitive https://www.techspot.com/news/86416-chrome-android-label-sites-load-quickly.html https://arstechnica.com/information-technology/2020/08/spacex-starlink-beta-tests-show-speeds-up-to-60mbps-latency-as-low-as-31ms/ https://blog.sentry.io/2020/07/14/see-slow-faster-with-performance-monitoring/ What The Crash! : https://auto.mahindra.com/suv/thar https://www.bbc.com/news/uk-53865145 https://www.stuff.co.nz/technology/122532611/parliament-website-goes-down-restaurant-subsidy-petition-loses-500-signatures

In this Episode we talk to Ganesh Narasimhadevara, who is the Director of DevSecOps @ ZestMoney. We spoke about his journey in tech industry, shift to devops from performance, advice for new performance engineers and future roles for performance engineers. Listen and enjoy! Don't forget to share feedback on twitter @whattheperf Tech News: 1. https://www.neotys.com/blog/neotys-announces-neoload-7-5/ 2. https://www.technowize.com/spacex-launches-next-batch-of-starlink-internet-satellites-into-orbit-today/ 3. https://www.engadget.com/intel-internal-documents-leak-063157088.html 4. https://www.state.gov/announcing-the-expansion-of-the-clean-network-to-safeguard-americas-assets/ What The Crash: 1. https://www.bbc.com/news/uk-53576008 2.https://7news.com.au/lifestyle/health-wellbeing/victorian-coronavirus-website-crashes-as-melbourne-workers-download-essential-covid-worker-permit-c-1217077

In this episode we discuss, the importance, impact and need of performance testing. Please share feedback and comments on Twitter: @whattheperf

In this episode we explore the definition of performance testing, what it actually means, what are the main types and related industry news.

Introductory episode to know "What the Perf!" We will publish episodes every two weeks.