The best new videos from Atlassian

For me, the best videos from the last Atlassian Summit, very interesting ones. Tunning the JAVA Garbage Collection... (Reduce the downtime of your JIRA) https://www.youtube.com/watch?v=sSAHvuA0B40   Datacenter in AmazonWS (AWS) https://www.youtube.com/watch?v=NAl7xmT7rCk What's NEW in Datacenter https://www.youtube.com/watch?v=O4PDARm7EgQ  

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Tuning JVM Garbage Collector (Best values for JIRA 6 & 7 large instances)

The following example JVM settings are recommended for most production servers (JIRA works better as standalone installation): -server -Xms24G -Xmx24G -XX:PermSize=512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:ParallelGCThreads=20 -XX:ConcGCThreads=5 -XX:InitiatingHeapOccupancyPercent=70 For production replica servers (test environments), use the example settings: -server -Xms4G -Xmx4G -XX:PermSize=512m -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -XX:ParallelGCThreads=20 -XX:ConcGCThreads=5 -XX:InitiatingHeapOccupancyPercent=70 For standalone installations (recommended in JIRA large installations), use the … Continue reading Tuning JVM Garbage Collector (Best values for JIRA 6 & 7 large instances)

Best JVM for JIRA: G1 vs CMS vs Parallel GC

This post is following up the experiment we ran exactly a year ago comparing the performance of different GC algorithms in real-life settings. We took the same experiment, expanded the tests to contain the G1 garbage collector and ran the tests on different platform. This year our tests were run with the following Garbage Collectors: … Continue reading Best JVM for JIRA: G1 vs CMS vs Parallel GC