Shooting the troubles - Confoo canada conference talk (video)

Ram Lakshmanan explains how to troubleshoot JVM performance issues, CPU spikes, and crashes using thread dumps.

ConFoo.CA Developer Conference is one of the biggest conferences for web developers, that took place in Canada. This Conference had 155 presentations by popular international speakers focused on pragmatic solutions for developers, enthusiastic attendees and delightful atmosphere! This year 2020, our architect Ram Lakshmanan was invited to give the talk on the topic : Shooting the troubles – Crashes, Slowdowns, CPU spikes. Do watch the video to get more knowledge on the above topic! If you liked this video, you'll love our Java Performance Masterclass. Learn more: ycrash.io/java-performance-training - - - - - - - - - - - - - - - Topics covered in the video: 2:00 - Troubleshooting the CPU Spike 2:28 - Step 1: Confirm 4:13 - Step 2: identify threads 6:20 - Capture thread dumps 8:12 - Anatomy of thread dump 11:06 - Thread states 18:01 - Identify lines of code causing CPU Spike 21:20 - Free thread dump analysis tools 21:44 - CPU Spike happened in real major bank 24:25 - Troubleshooting unresponsive app 29:07 - Troubleshooting OutOfMemoryError 35:20 - Micrometrics 35:56 - Macrometrics 36:16 - GC Logs- key Micrometrics 37:18 - Free GC Log analysis tools 38:18 - Heap Usage Graph 38:43 - Observation from the graph! 39:18 - Memory Problem 39:44 - GC Throughput 41:39 - More micrometrics - - - - - - - - - - - - - - - Links shared in the video: HOW TO TROUBLESHOOT CPU PROBLEMS? blog.fastthread.io/2018/12/13/how-to-troubleshoot-cpu-proble… HOW TO TAKE THREAD DUMPS? – 8 OPTIONS: blog.fastthread.io/2016/06/06/how-to-take-thread-dumps-7-opt… OUTOFMEMORYERROR – BEAUTIFUL 1 PAGE DOCUMENT blog.gceasy.io/2015/09/25/outofmemoryerror-beautiful-1-page-… MICROMETRICS TO FORECAST APPLICATION PERFORMANCE blog.gceasy.io/2019/03/13/micrometrics-to-forecast-applicati… - - - - - - - - - - - - - - - Read more in this blog: Shooting the troubles – Confoo Canada Conference talk: blog.fastthread.io/2020/03/02/shooting-the-troubles-crashes-… - - - - - - - - - - - - - - - Our Tools: yCrash: yCrash.io/ GCeasy: gceasy.io/ fastThread: fastthread.io/ HeapHero: heaphero.io/ - - - - - - - - - - - - - - - SRE Community: Need help in troubleshooting your performance problems? Post here: answers.ycrash.io/ - - - - - - - - - - - - - - - Follow us on: LinkedIn: linkedin.com/company/ycrash Instagram: instagram.com/ycrash_rca/ Facebook: facebook.com/tier1app Twitter: twitter.com/tier1app - - - - - - - - - - - - - - - Related videos: 1) How to Troubleshoot Sudden CPU Spikes - fastThread.io youtu.be/E5nuutMIlhM 2) Java Thread States - Fastthread.io youtu.be/fzYLtYaJ_D0 - - - - - - - - - - - - - - - #conference | #developers | #java | #architects | #speakers | #confoo | #confoo | #performance | #javagcanalyser | #percona | #gcloganalyser | #hackinghacker | #javagcanalysi