• Original
• 11 Min Read
• 25th June 2013

Garbage Collection in Java (3)

This follows on from my previous two garbage collection blog posts: Overview of GC in Hotspot. Parallel Garbage Collectors. Concurrent Mark Sweep The parallel garbage collectors in Hotspot are designed to minimise the amount of time that the application spends undertaking garbage collection, which is termed throughput. This [...]

juglviv

• Original
• 9 Min Read
• 25th June 2013

Garbage Collection in Java (2)

Parallel Scavenge Today we cover how Parallel GC works. Specifically this is the combination of running a Parallel Scavenge collector over Eden and the Parallel Mark and Sweep collector over the Tenured generation. You can get this option by passing in -XX:+UseParallelOldGC though its the default on certain machine types. You may want to [...]

juglviv

• Original
• 7 Min Read
• 25th June 2013

Garbage Collection in Java (1)

This is the first in a series of posts about Garbage Collection (GC). I hope to be able to cover a bit of theory and all the major collectors in thehotspot virtual machine over the course of the series. This post just explains what garbage collection is and elements common to different collectors. Why should I […]

juglviv

• Original
• 1 Min Read
• 21st June 2013

Fridays Fun

juglviv

• Original
• 30 Min Read
• 20th June 2013

10 Tips for Proper Application Logging

1) Use the appropriate tools for the job Many programmers seem to forget how important is logging an application’s behavior and its current activity. When somebody puts: 1 log.info("Happy and carefree logging"); happily somewhere in the code, he probably doesn’t realize the importance of application logs during maintenance, tuning and [...]

juglviv

• Original
• 15 Min Read
• 18th June 2013

Estimating Might Be Broken, But It’s Not Evil (не по темі, але цікаво)

Ron Jeffries’s essay Estimation is Evil talks about how absurd estimating can be on a software project, and the nightmare scenarios that teams can end up in: …Then we demand that the developers “estimate” when they’ll be done with all this stuff. They, too, know less about this product than they ever will again, and they [...]

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