rlmw

6 ms·

1.
Why Java's TLABs are so important(opsian.com)
3 points by rlmw 6y ago|0 comments
2.
by rlmw 6y ago
One of the things that I find most interesting is how fast Kubernetes has spread all over people's cloud infrastructure.
3.
Performance Testing Spring Boot with Gatling(opsian.com)
4 points by rlmw 7y ago|0 comments
4.
How to solve blocking and locking performance problems with profiling(opsian.com)
3 points by rlmw 7y ago|0 comments
5.
How to solve CPU time problems with continuous profiling and Flame Graphs(opsian.com)
5 points by rlmw 7y ago|0 comments
6.
Aleksey Shipilëv on JDK Updates(opsian.com)
5 points by rlmw 7y ago|0 comments
7.
Can Instanceof Make Unmodifiable Collections in Java Faster?(opsian.com)
4 points by rlmw 7y ago|0 comments
8.
Understanding Production: What can you measure?(opsian.com)
3 points by rlmw 8y ago|0 comments
9.
by rlmw 8y ago
I would say that pointer colouring is a type of pointer tagging. AFAIK the colouring in ZGC represents different states. So the memory page mappings rely on the pointer having one colour (1 of the 4 bits set) whereas pointer tagging is the
10.
by rlmw 8y ago
I find most developers I've met don't notice the distinction between the two types of time - I'd be interested to know whether people on HN have thought about it much before?
11.
Solving JVM Performance Problems with Profilers: Wallclock vs. CPU Time Edition(opsian.com)
5 points by rlmw 8y ago|1 comments
12.
Application Profiling vs. System Profiling(opsian.com)
5 points by rlmw 8y ago|0 comments
13.
Always-on production Flame Graphs with thread grouping for Java(opsian.com)
2 points by rlmw 8y ago|1 comments
14.
by rlmw 9y ago
This is a really useful improvement if you're running a JVM on Docker, and about time too. We've had problems with this before no end and it normally requires a load of sysadmin time to work around things.
15.
Top 3 Java Performance Improvements we're looking forward to(opsian.com)
16 points by rlmw 9y ago|0 comments
16.
by rlmw 11y ago
Because he takes a reference to a char[] in the constructor without copying it. char[]s are mutable so this means that the internal state of his String can be mutated by something else without any synchronisation guarantees.
17.
Threadsafe Offheap Buffers(insightfullogic.com)
1 points by rlmw 11y ago|0 comments
18.
Efficient open source event counters from the Agrona library(insightfullogic.com)
1 points by rlmw 11y ago|0 comments
19.
by rlmw 12y ago
Hire a professional accountant. They'll give you better advice than discussion forums on the internet. Even though HN is pretty decent for tech/business discussion generally.
20.
Unit testing lambda expressions and streams(java8training.com)
1 points by rlmw 12y ago|0 comments
21.
First Class Functions in Java 8(java8training.com)
4 points by rlmw 12y ago|0 comments
22.
Java Debuggers and Timeouts(insightfullogic.com)
5 points by rlmw 12y ago|0 comments
23.
A modern testing and behavioural specification framework for Java 8(richardwarburton.github.io)
2 points by rlmw 12y ago|0 comments
24.
by rlmw 12y ago
Write once, run anywhere: Java.
25.
Too Fast, Too Megamorphic: what influences method call performance in Java?(insightfullogic.com)
1 points by rlmw 12y ago|0 comments
26.
by rlmw 13y ago
There has been a lot of discussion on this kind of thing. One of the proposals for value types is to have them be immutable. As to what to do in the meantime - I would suggest that you use either findbugs' immutability detection or Gra
27.
by rlmw 13y ago
The distribution of new Java versions is already decoupled from tzdata updates. If you want to update your tzdata then you should use the tzupdater tool that is shipped with Java. This has been updated to support JSR-310. If you want to per
28.
by rlmw 13y ago
Hi - just to be clear up front I co-authored the article. Thanks for raising this very valid point of confusion. Let's address the issues one at a time. 1) What's the point in Local ? The goal is to give people the option to ignor
29.
by rlmw 13y ago
Most people use the Jodatime library. JSR-310 is an extension of Stephen Colebourne's work on that library. Obviously there are some people who use java.util.Date, but it is a real pain in the neck to use and is very commonly complaine
30.
How to grow the speakers in your technical community(insightfullogic.com)
1 points by rlmw 13y ago|0 comments

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