[Mulgara-general] Spanning multiple disks

Paul Gearon gearon at ieee.org
Mon Jun 30 17:13:37 UTC 2008


I'm on a Mac as well.  I can run Mulgara on 1.5 or 1.6 without problems.

I *will* warn you that if you try running the full set of tests on 1.6
then a couple of tests will fail. This has to do with some of the
javax libraries in the 1.6 JDK, and only shows up in a single
rarely-used module. I've looked into it, and it's a bug from Apple's
end. This is one of the reasons why 1.6 isn't the default JVM.

Anyway, it won't affect you, but I thought I'd let you know in case
you run the tests and wonder what went wrong.

Paul

On Mon, Jun 30, 2008 at 11:33 AM, Chuck Borromeo <cborromeo3 at yahoo.com> wrote:
> Hi Guys,
>  I forgot to mention the OS.  I am using OS X (10.5) on a 64 bit server.  I restarted Mulgara with the -d64 switch and it started without a problem.  I am currently running Java 1.5.  In April, Apple released Java 1.6 for Mac OS X.  Should I run Mulgara 2.0 alpha on Java 1.6?
> Thanks,
> Chuck
>
>
> --- On Mon, 6/30/08, Paul Gearon <gearon at ieee.org> wrote:
>
>> From: Paul Gearon <gearon at ieee.org>
>> Subject: Re: [Mulgara-general] Spanning multiple disks
>> To: "Mulgara General" <mulgara-general at mulgara.org>
>> Date: Monday, June 30, 2008, 12:25 PM
>> On Mon, Jun 30, 2008 at 11:19 AM, Life is hard, and then you
>> die
>> <ronald at innovation.ch> wrote:
>> >> If you have a 64 bit system, then just turn that
>> option on:
>> >>   java -d64 -Xmx1024m -jar mulgara-2.0-alpha.jar
>> -p 4567
>> >
>> > AFAIK the -d64 is only usable on Solaris; on Linux you
>> get 32 or 64
>> > bit depending on which jdk/jre you downloaded.
>>
>> This was in the back of my mind as I typed it, since it
>> came up last
>> week as well. However, I don't know which OSs this
>> applies to, and
>> which it doesn't. For instance, on OSX you definitely
>> need to include
>> it. I know that you USED to need it for Linux, so I
>> don't know when it
>> changed (from 1.5 to 1.6?).
>>
>> Either way, it's only applicable if you have 64 bit
>> hardware.
>> Otherwise you just have to live with the explicit IO for
>> accessing
>> files.
>>
>> Paul
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>
>
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