Posted on 09/21/2003 10:04:15 AM PDT by Salo
Edited on 04/13/2004 2:58:59 AM PDT by Jim Robinson. [history]
Sun Microsystems Inc. last week announced its Java Enterprise System and its Java Desktop, which will fundamentally change Sun's software pricing, delivery and licensing models. After the announcement at the Sun Network conference in San Francisco, Jonathan Schwartz, Sun's executive vice president for software, sat down with eWEEK senior editor Peter Galli.
(Excerpt) Read more at eweek.com ...
Sun's JVM isolates each Java program for the rest completely. When you load 5 Java apps with Sun's JVM you are loading 5 instances of the VM, compiling and linking 5 new sets of the standard libraries and not sharing one iota of any of that workload between all 5 VMs.
Apple's VM's just in time compiler takes the final version of the shared code from the standard libraries and puts it into a separate shared memory space. When you load 1 Java app, it does the work and the next 4 just get linked against what's in that shared memory space. That's why Java desktop apps will perform pretty well on a 300-400mhz G3, but not so well on a comparable PC running Windows.
That's the explanation that I've seen from summaries of a Mac developer conference where Apple's Java guys explained how they rewrote most of the JVM.
Sun's whole approach is insanely screwy: They announce a pretty cool Linux distro with an interesting desktop a few weeks AFTER they pour money into Darl McBride's feckless crusade.
The aviation term for Sun's strategy is "Controlled flight into terrain."
That's like Ted Kennedy not being able to answer the question "Why do you want to be president?" during the 1980's campaign. The first step in getting where you're going is to know we're you're going. This is nuts.
We do not believe that Linux plays a role on the server. Period.
Huh? Whatever this guy is smoking, I definitely don't want any. How many Web servers are running Linux and Apache? How many people have set up Linux boxes as file servers? This guy makes Microsoft look good by comparison.
Oops -- should have ended with "How do you answer that?" As it is, the Sun flack is not pinned down, and can "respond" with any sort of irrelevant dribble.
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