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From "Hiram Chirino" <hi...@hiramchirino.com>
Subject Re:
Date Mon, 03 Jul 2006 21:15:27 GMT
Oh. That makes sense!  Sorry for the noise!

On 7/3/06, Mittler, Nathan <nathan.mittler@sensis.com> wrote:
>
> Hey Hiram,
> I was actually thinking of the messages coming from the broker to the
> client - the newer version of the broker always sends a \0\n to denote
> the end of the frame.  I'm not sure if the CMS client is sly enough to
> handle both cases - I think it's expecting one or the other (either \0
> or \0\n).  I was just throwing that out there as a possible reason that
> the client may freeze on a read - waiting for the trailing \n that never
> comes.
>
>
> > -----Original Message-----
> > From: chirino@gmail.com [mailto:chirino@gmail.com] On Behalf
> > Of Hiram Chirino
> > Sent: Monday, July 03, 2006 12:58 PM
> > To: activemq-dev@geronimo.apache.org
> > Subject: Re:
> >
> > Hi Nathan,
> >
> > I'm not so sure about that.  I think that AMQ should support
> > receiving a STOMP frame terminated by \0 without a subsequent
> > \n.  The STOMP spec does say that white space before a frame
> > should be ignored.  Anyways, if anybody can confirm that this
> > is not the case, then it's a bug with how we implemented STOMP in AMQ.
> >
> > On 7/3/06, Mittler, Nathan <nathan.mittler@sensis.com> wrote:
> > >
> > > Hi Naveen,
> > > There are a couple of things that might be causing this.
> > >
> > > 1) The stomp frame ending characters have changed in recent
> > versions
> > > of AMQ.  AMQ now enforces that stomp frames end with \0\n
> > for all commands.
> > > If you have an older version of CMS, and a fairly new
> > version of AMQ
> > > (e.g. 4.0), they may not play nice together.
> > >
> > > 2) I have seen some deadlocking occur on compilers that
> > don't support
> > > the PTHREAD_MUTEX_RECURSIVE type for mutexes (the code checks
> > > __USE_UNIX98 and __APPLE__ flags to make this determination.  CMS
> > > requires recursive mutexes to work properly - it will deadlock
> > > otherwise.
> > >
> > > Regardless of what your particular problem is, I recommend
> > downloading
> > > and trying out the activemq-cpp code
> > >
> > (https://svn.apache.org/repos/asf/incubator/activemq/trunk/activemq-cp
> > > p/ ).  It solves the mutex problem (since it doesn't use recursive
> > > mutexes) and has been tested against AMQ 4.0.1 (it actually
> > requires
> > > 4.0.1 or greater).
> > >
> > > Give that a try and let me know how it goes.
> > >
> > > Regards,
> > > Nate
> > >
> > > > -----Original Message-----
> > > > From: Naveen Rawat [mailto:naveen@in.effectsoft.com]
> > > > Sent: Saturday, July 01, 2006 9:15 AM
> > > > To: activemq-dev@geronimo.apache.org; user@activemq.codehaus.org
> > > > Subject:
> > > >
> > > > Hi there..!!
> > > >
> > > >
> > > >
> > > > I was trying out CMS OPENWIRE C++ APIs on SUSE Linux 10.0(Kernel
> > > > release
> > > > 2.6.13-15.8-default)
> > > > Whenever I try to execute TestMain.cpp it gives the following and
> > > > goes into sleep mode.
> > > >
> > > >
> > > > Connecting to ActiveMQ broker...
> > > > Opening socket to: 127.0.0.1 on port 61666 Sending command:
> > > > cmd.id = 1, corr.id = -1, type = CONNECTION_INFO Received
> > > > command: cmd.id = 0, corr.id = -1, type =
> > WIRE_FORMAT_INFO Received
> > > > command: cmd.id = 1, corr.id = -1, type = BROKER_INFO
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > My AMQ Server is running as :
> > > >
> > > > ACTIVEMQ_HOME: /home/nrawat/incubator-activemq-4.0
> > > > Loading message broker from: xbean:activemq.xml Created
> > MBeanServer
> > > > with ID: da6bf4:10c2b32b38c:-8000:kuwix:1
> > > > INFO  BrokerService                  - ActiveMQ 4.0 JMS
> > > > Message Broker
> > > > (localhost) is starting
> > > > INFO  BrokerService                  - For help or more
> > > > information please
> > > > see: http://incubator.apache.org/activemq/
> > > > RMIConnectorServer started at:
> > > > service:jmx:rmi://kuwix/jndi/rmi://localhost:1099/jmxrmi
> > > > INFO  ManagementContext              - JMX consoles can connect to
> > > > service:jmx:rmi://kuwix/jndi/rmi://localhost:1099/jmxrmi
> > > > INFO  JDBCPersistenceAdapter         - Database driver recognized:
> > > > [apache_derby_embedded_jdbc_driver]
> > > > INFO  JournalPersistenceAdapter      - Journal Recovery
> > > > Started from: Active
> > > > Journal: using 5 x 20.0 Megs at:
> > > > /home/nrawat/incubator-activemq-4.0/activemq-data/journal
> > > > INFO  JournalPersistenceAdapter      - Journal Recovered: 0
> > > > message(s) in
> > > > transactions recovered.
> > > > INFO  TransportServerThreadSupport   - Listening for
> > connections at:
> > > > tcp://kuwix:61666
> > > > WARN  MulticastDiscoveryAgent        - brokerName not set
> > > > INFO  TransportConnector             - Connector default Started
> > > > INFO  TransportServerThreadSupport   - Listening for
> > connections at:
> > > > tcp://kuwix:61633?wireFormat=stomp
> > > > INFO  TransportConnector             - Connector stomp Started
> > > > INFO  NetworkConnector               - Network Connector
> > > > default Started
> > > > INFO  BrokerService                  - ActiveMQ JMS Message Broker
> > > > (localhost, ID:kuwix-2163-1151775977128-1:0) started
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > Hearty Regards,
> > > >
> > > > Naveen Rawat
> > > >
> > >
> >
> >
> >
> > --
> > Regards,
> > Hiram
> >
> > Blog: http://hiramchirino.com
> >
>



-- 
Regards,
Hiram

Blog: http://hiramchirino.com

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