Software Developer and Performance Engineer
Posts tagged review
Week in Review – 25 July 2009
Jul 25th
Information
- · Performance considerations while working with Strings and …
By vogella
Strings are very frequently used in Java programs. This blog post tries to explain what a programmer needs to consider from a performance point of view. It will also explain in what situations you should use StringBuilder instead of …
Tool
- · Groovy’s SQL Switch: A Powerful Tool In The Quest For A Truly Real …
By Jason Kincaid
… of the processing costs for the competing technologies below). The new software runs on special Intel boxes, with performance that the company says matches 100 standard SQL servers. For more, you can check out the full product spec sheet here. … Did they have to give it the same name as one of the main dynamic languages for Java? reply · Dan Grossman (@w3roi) – July 23rd, 2009 at 3:19 am PDT. Good to see they’re still going after almost having their code stolen. …
- · Borland Adapts Silk Test Suite For Agile Development
InformationWeek – Manhasset,NY,USA
By Charles Babcock Borland has adapted its Silk line of software testing tools to better accommodate modern development methods, particularly Agile-style …
Week in Review – 11 July 2009
Jul 11th
Information
- · Glassfish Terracotta Performance?
By msnuser168
Then I found the reason is when The threads in SOAP UI exceeed 256. Then some request will fail with “java.net.SocketException:Connection reset”. I am wondering how to configue SUN web server 7 to get better throughput. …. Subject: Re: Glassfish Terracotta Performance? [Up]. ari ophanim. Joined: 05/24/2006 14:23:21. Messages: 629. Location: San Francisco, CA Offline, Not sure I understand this at all. Sorry, but can you explain more about your test and environment? …
- · Java Logger Memory Leaks
By Aviad
Code, Performance Add comments. Recently we switched from Log4J to the java.util.logger package (for this entry it will be called the “Java Loggerâ€). Why, you might wonder, and I don’t have a good reason to give other than the illusion …
- · OVERHEAD: Java Application Scalability « Welcome to the Real (IT …
By Max J. Pucher
HTTP requests are load-balanced across stateless servers and routed to designated J2EE server for processing. Such Java applications exhibit intratier communication complexity that directly impairs scalable performance. …
- · Java Buzz Forum Java Performance News June 2009
We list all the latest Java performance related news and articlesIf the comparison is consistent things are due to start picking up again in the first half …
- · What should I look for when improving performance in Java Stack …
The Java compilers are also pretty good at sniffing for performance improvements probably better than any single human So while there are some obvious …
- · javanet Kirk Pepperdine on Java Performance Tuning
Kirk Pepperdine talks about Java performance tuning in this java.net Community Corner 2009 podcast, recorded at JavaOne.
- · Introduction to Java Concurrency « Pure Java Performance
Presented by David Moskowitz to the Sarasota Java Users Group on June 11 2009 … In addition performance improvements are much easier to add to a logically …
- · Java Performance blog: Eclipse Memory Analyzer, 10 useful tips …
By Markus Kohler
Java Performance blog. This is my blog about Java performance related topics. Thursday, July 09, 2009. Eclipse Memory Analyzer, 10 useful tips/articles. The Eclipse Memory Analyzer has been shipped with Eclipse 3.5 Galileo and I planned …
- · Editor’s Daily Blog Community Corner Podcast Kirk Pepperdine on …
In Java Today In Kirk Pepperdine on Java Performance Tuning Kirk Pepperdine talks about Java performance tuning in this
How To
- · Generating Dump Java Data Files
Watching the Watchers.org – USA
by panoskrt Recently I have been running some disk I/O benchmarks, among others, with Java. I needed to check I/O operations performance with plain data …
Blog
- · Giju George’s Blog: Performance Monitoring using JMeter
By gijugeorge
Apache JMeter is an open source tool that can be used to measure the performance of Java applications. The JMeter can be used to test a wide range of Java applications like web, EJB, web services etc. I am not going to elaborate more on …
Giju George’s Blog – http://weblogs.java.net/blog/gijugeorge/
Book
- · SQL Server 2008 Query Performance Tuning Distilled | Porwin Ebook …
- By Admin
- Read query execution plans and identify bottlenecks in performance. * Record system performance metrics for trend analysis. * Learn to design databases and write Transact–SQL code to avoid common problems. …
Week in Review – 27 June 2009
Jun 27th
Information
- · Java EE, BPEL, SOA: XMLPATTERN and generated XML indexes
By Åukasz
From the tests I have conducted, XML index on pesel element added ~15% performance gain. Not something extraordinary, but it proves that XML indexes work
Summary That’s not all on IBM DB2 pureXML. …
- · analysis 102: A good design is mandatory if you want good performance.
By mx
“The First Rule of Program Optimization: Don’t do it. The Second Rule of Program Optimization (for experts only!): Don’t do it yet.†Michael A. Jackson I think the problem stems from a question of value. Developers still see code that runs … This code takes less then 1 ms to execute (printed difference is ZERO)… on my fairly powerful laptop with Java 6. If I up the array size to 1000, it takes 31 ms… I had to up the array size to 1000 to up the time taken to 31 ms. …
- · InfoQ: Google Calls for a Joint Effort to Speed Up the Internet
By Abel Avram
Google shares research data, web site speed optimization tutorials, recorded presentations, links to lots of performance optimization tools, and a discussion group inviting everyone to share ideas on how to make the web faster. …
- · The Geek Head: Important but Ignored performance tips for Tomcat.
By Geek Head
The above mentioned options are used to define size of java heap try to set as low as possible because setting too high wastes memory and can cause long garbage collection pauses -XX:MYSize -XX:MyRatio. Set to 25% to 33% of total java …
- · Google wants to make the Web fasterNetwork Performance Blog …
By speeding up the Web, Google is pushing for faster adoption of new standards, such as HTML 5, designed to bring multimedia applications away from plug-ins such as Flash, Silverlight, and Java, and towards putting it into the interpreted …
Tools
- · Startup Boosts App Speed With Virtualized Server Memory
InformationWeek – Manhasset,NY,USA
RNAcache seeks to improve application performance by making a continuous file, frequently used software objects, large blocks of data or other large data …
- · 20 Linux System Monitoring Tools Every SysAdmin Should Know
By Vivek Gite
Top 20 Linux Server Performance Monitoring Tools To Solve Server Bottlenecks Issues related to CPU, Memory, Disk, and networking subsystems. …
How To
- · Learn How to Exploit Multiple Cores for Better Performance and …
By Todd Hoff
Learn How to Exploit Multiple Cores for Better Performance and Scalability (93). InfoQueue has this excellent talk by Brian Goetz on the new features being added to Java SE 7 that will allow programmers to fully exploit our massively …
Week in Review – 20 June 2009
Jun 20th
Information
- Classpath Hell Just Froze Over – Discussion about project jigsaw and how it will rid Java of of classpath problems.
- A Developers Guide To Load Testing – Slides about load testing by Simon Brown
Tools
- Java for Mac OS X Update Released – A long standing bug has finally been fixed in Java on the Mac OS X platform.
How To
- Building a terabyte-scale data cycle at LinkedIn with Hadoop and Project Voldemort – Lengthy discussion about how to build the system. Great to see how others are architecting systems to solve problems.