dev@glassfish.java.net

Re: Multiple instances of the same domain

From: Jeanfrancois Arcand <Jeanfrancois.Arcand_at_Sun.COM>
Date: Tue, 04 Mar 2008 10:51:35 -0500

Byron,

This is impossible for TCP or you have found major flaw inside the JDK
;-) But remember we are also supporting UDP now, so if you do a netstat
-an, you will see that all UDP listeners *can* bind to the same port.
Can you double check?

Thanks

-- Jeanfrancois

Byron Nevins wrote:
> Yes -- this is on Windows XP...
>
>
> Jerome Dochez wrote:
>> I am still getting a port conflict :
>>
>> SEVERE: doSelect exception
>> java.net.BindException: Address already in use:
>> 8181=com.sun.grizzly.http.SelectorThreadHandler_at_2e6a28
>> at
>> com.sun.grizzly.TCPSelectorHandler.preSelect(TCPSelectorHandler.java:323)
>> at com.sun.grizzly.Controller.doSelect(Controller.java:317)
>> at
>> com.sun.grizzly.SelectorHandlerRunner.run(SelectorHandlerRunner.java:68)
>> at java.lang.Thread.run(Thread.java:613)
>> Mar 3, 2008 9:36:56 PM com.sun.grizzly.Controller doSelect
>> SEVERE: doSelect exception
>> java.net.BindException: Address already in use:
>> 4848=com.sun.grizzly.http.SelectorThreadHandler_at_5be21d
>> at
>> com.sun.grizzly.TCPSelectorHandler.preSelect(TCPSelectorHandler.java:323)
>> at com.sun.grizzly.Controller.doSelect(Controller.java:317)
>> at
>> com.sun.grizzly.SelectorHandlerRunner.run(SelectorHandlerRunner.java:68)
>> at java.lang.Thread.run(Thread.java:613)
>> Mar 3, 2008 9:36:56 PM com.sun.grizzly.Controller doSelect
>> SEVERE: doSelect exception
>> java.net.BindException: Address already in use:
>> 8080=com.sun.grizzly.http.SelectorThreadHandler_at_297ba3
>> at
>> com.sun.grizzly.TCPSelectorHandler.preSelect(TCPSelectorHandler.java:323)
>> at com.sun.grizzly.Controller.doSelect(Controller.java:317)
>> at
>> com.sun.grizzly.SelectorHandlerRunner.run(SelectorHandlerRunner.java:68)
>> at java.lang.Thread.run(Thread.java:613)
>> Mar 3, 2008 9:36:56 PM
>> com.sun.grizzly.standalone.StaticResourcesAdapter <init>
>>
>>
>> is this on windows ?
>>
>> jerome
>>
>> On Mar 3, 2008, at 3:56 PM, Byron Nevins wrote:
>>
>>> 1) bring up 3 console windows
>>> 2) In each window start the default domain (e.g. asadmin start-domain)
>>>
>>> All 3 copies of the same domain successfully start.
>>> netstat reveals that all 3 are listening on the same ports.
>>>
>>> I believe this would be impossible in V2 because of port conflicts.
>>> Is this a new grizzly feature?
>>>
>>> --
>>> Byron Nevins Work 408-276-4089, Home 650-359-1290, Cell 650-784-4123
>>> - Sun Microsystems, Inc.
>>>
>>>
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>