jdk @ amd64?

Palle Girgensohn girgen at pingpong.net
Fri Nov 19 17:39:01 PST 2004

--On fredag, november 19, 2004 17.11.42 -0800 Sean McNeil <sean at mcneil.com> 

> On Fri, 2004-11-19 at 16:58 -0800, David O'Brien wrote:
>> On Sat, Nov 20, 2004 at 12:33:51AM +0100, Palle Girgensohn wrote:
>> > I've been trying to dig the archives for info about running a native
>> > JDK  1.4 on an AMD64 system (Dell 2850, really "EM64T"?).
>> >
>> > Can anyone get me up to speed with how this is done, if it is
>> > possible? Do  I need lib32 stuff to run the jdk, and is that what the
>> > src/tools/lib32/build32.sh script creates? Is it not possible to run
>> > the  JDK in "native" AMD64?
>> Sun did not port the JDK to the AMD64 platform until version 1.5.  So if
>> you want 1.4 you have to use a 32-bit version.  You can either use the
>> Linux JDK or maybe even the 32-bit FreeBSD/i386 one.
> JDK 1.5 sources are now available from Sun and the Java team is working
> on a native version (first i386, then amd64).  I am eagerly awaiting
> this myself and have given some thought at trying out 1.5 sources.  In
> the meantime, I am using jdk 1.4 in Linux32 compatibility mode.  This
> doesn't help in all cases as things like Eclipse needs a native Java.

All I need is tomcat, really. It's a server. Most heavy load is 
php/database, though.

Perhaps I can run the native jdk-1.4 in 32-bit mode?


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