Grzegorz Mirek

Grzegorz is a software developer from Cracow, Poland. He started his adventure with Java roughly 6 years ago when he was at university and since that time, he keeps expanding his knowledge in this field. He is especially interested in JVM performance and optimisations and this is what he mostly blogs about.

Core Java
Grzegorz MirekSeptember 12th, 2017
0 81
GC Explained: Collectors Overview
The current version of HotSpot JVM includes three types of garbage collectors: – Serial Collector – Parallel Collector – The…
Read More »
Core Java
Grzegorz MirekSeptember 4th, 2017
0 72
GC Explained: Heap
Generational Garbage Collectors JVM heap is divided into two different Generations. One is called Young and the second one is…
Read More »
Core Java
Grzegorz MirekAugust 28th, 2017
0 1,119
What causes OutOfMemoryError?
OutOfMemoryError might be thrown when one of the following circumstances occurs: JVM run out of native memory Java heap is…
Read More »
Core Java
Grzegorz MirekAugust 23rd, 2017
0 241
Safepoints
Safepoints There are two logical groups of threads in Java application: application threads performing application logic threads performing GC When…
Read More »

GC Explained: Collectors Overview

GC Explained: Heap

What causes OutOfMemoryError?

Safepoints

Thank you!