The link Scott sent has some information.
BTW, this particular change is rather independent of this discussion.
What this fix does is removes explicit "-client" for GlassFish JVM and
lets the JVM ergonomics decide what type of VM to bring up.
Kedar
Lloyd L Chambers wrote:
> But GlassFish is a server. Why wouldn't ALL invocations of the JVM that
> start GlassFish be marked as "server"? After all, it's our script that
> controls the JVM options, right?
>
> On Jul 20, 2007, at 1:56 PM, Scott Oaks wrote:
>
>> On Fri, 2007-07-20 at 16:47, Lloyd L Chambers wrote:
>>> What's a "server class machine"? How/when are the two distinguished?
>>
>> http://java.sun.com/j2se/1.5.0/docs/guide/vm/server-class.html
>>>
>>> For example, is a 3GHz quad-core Mac OS X box a "client class"
>>> machine and a Solaris 1.4 GHz dual-core machine "server class"? What
>>> is the logic (or lack of it)?
>>
>> You'll have to ask the JVM team for a full answer, but it's really the
>> thought that for 99% of the people on Windows and Macs, Java runs
>> primarly for their browsers, and the client JVM has many advantages
>> there (regardless of the cores or CPU speed they have).
>>
>> -Scott
>>
>>>
>>> On Jul 20, 2007, at 1:37 AM, Binod wrote:
>>>
>>>>
>>>> Hi everyone,
>>>>
>>>> Heads up regarding some changes to default JVM options for glassfish.
>>>> I am planning to do the check-in in next couple of days.
>>>>
>>>> We are removing the default -client option from the developer profile
>>>> domain.xml. That means that in server class machines glassfish
>>>> will be
>>>> starting with -server VM (tuned for runtime performance and not
>>>> startup).
>>>>
>>>> When VM is server, QuickStartup also will be switched off as the
>>>> intention is to tune for runtime performance in server-class machines
>>>> and not startup.
>>>>
>>>> In client-class machines the current behaviour will continue as the
>>>> JDK
>>>> will pick -client as the default VM.
>>>>
>>>> thanks,
>>>> Binod.
>>>>
>>>>
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