Apache Spark 2.0 Performance Improvements Investigated With Flame Graphs
Posted by Luca Canali on Wednesday, 14 September 2016Topic: This post is about performance optimizations introduced in Apache Spark 2.0, in particular whole-stage code gen
flame graph
Oracle Wait Events Investigated With Extended Stack Profiling and Flame Graphs
Posted by Luca Canali on Monday, 16 November 2015Topic: this post is about investigating Oracle wait events using stack profiles and flame graphs extended with OS-process state and Oracle wait event details.