Are you starting DUCC from the head node?
You could try starting just the broker with "./ducc.py -c broker" and see
if any error messages appear on the console.
Or try starting a default broker using the AMQ commands directly, e.g. cd
apache-uima/apache-activemq; ./bin/activemq start
This should produce an error in the logs about a missing activemq.xml, but
would at least show that AMQ is installed.  AMQ creates the data directory
and logs when the broker starts, and also saves the pid.

~Burn

On Wed, Oct 21, 2015 at 6:12 AM, Lou DeGenaro <[email protected]>
wrote:

> From $DUCC_HOME/admin/start_ducc here's how the broker is started:
>
>  41     def start_broker(self):
>  42
>  43         broker_host = self.ducc_properties.get('ducc.broker.hostname')
>  44         print 'Starting broker on', broker_host
>  45         lines = self.ssh(broker_host, True, "'", self.DUCC_HOME +
> '/admin/ducc.py', '-c', 'broker', "'")
>
> Is ducc.broker.hostname defined correctly in $DUCC_HOME/resources/ducc
> .properties?
>
> Can you ssh to that host?  You may need to set up password-less ssh if you
> haven't already.
>
> Lou.
>
> On Tue, Oct 20, 2015 at 5:10 PM, Yi-Wen Liu <[email protected]> wrote:
>
> > No I didn't turn on firewall, and no process is using 61617.
> >
> > However in $DUCC_HOME/apache-uima/apache-activemq, I don't have the
> > activemq.log and even the data directory.
> > I checked other folders but didn't find activemq.log, does that mean I
> > probably missed some steps?
> >
> > Thanks,
> > Yi-Wen
> >
> > On Tue, Oct 20, 2015 at 4:36 AM, Lou DeGenaro <[email protected]>
> > wrote:
> >
> > > Yi-Wen,
> > >
> > > Do you have a firewall blocking ports?
> > >
> > > Is the port already in-use by another process?
> > >
> > > Anything interesting in
> > > $DUCC_HOME/apache-uima/apache-activemq/data/activemg
> > > .log?
> > >
> > > Lou.
> > >
> > >
> > > On Tue, Oct 20, 2015 at 2:28 AM, Yi-Wen Liu <[email protected]> wrote:
> > >
> > > > Hi,
> > > >
> > > > I was trying to install UIMA DUCC 2.0.0 on my machine (follow
> > > > https://cwiki.apache.org/confluence/display/UIMA/DUCC), and came
> > across
> > > > some problems(ActiveMQ), hope somebody can help, thanks!
> > > >
> > > >
> > > > The ducc_post_install and ducc_check look fine, for
> ducc_post_install I
> > > > got:
> > > > ActiveMQ is automanaged on node  yiwenlius-mbp
> > > > ...........
> > > > ducc_ling is installed for architecture x86_64. See the installation
> > > guide
> > > > for additional modifications needed to run user processes with their
> OS
> > > > user credentials.
> > > > Initial DUCC setup complete.
> > > >
> > > >
> > > > and results from ducc_check which looks very similar to the doc:
> > > > JVM: /usr/bin/java
> > > > ENV: Java is configured as: /usr/bin/java
> > > > ENV java full version "1.8.0_60-b27"
> > > > ENV: Threading enabled: True
> > > > ENV: system is Darwin
> > > > ActiveMQ broker is not running on tcp://yiwenlius-mbp:61617
> > > > Checking 1 nodes
> > > > Waiting for Completion
> > > > Checking yiwenlius-mbp ...
> > > > no processes found.
> > > > Node health checks return.
> > > > All threads returned
> > > >
> > > >
> > > > The reason why I point out activeMQ is that when I do start_ducc, it
> > > seems
> > > > the broker is not running:
> > > >
> > > > allnodes /Users/ducc/apache-uima-ducc-2.0.0/resources/ducc.nodes
> > > > Class definition file is ducc.classes
> > > > OK: Class and node definitions validated.
> > > > OK: Class configuration checked
> > > > Starting broker on yiwenlius-mbp
> > > > Waiting for broker ..... 0
> > > > Waiting for broker ..... 1
> > > > Waiting for broker ..... 2
> > > > Waiting for broker ..... 3
> > > > Waiting for broker ..... 4
> > > > Waiting for broker ..... 5
> > > > Waiting for broker ..... 6
> > > > Waiting for broker ..... 7
> > > > Waiting for broker ..... 8
> > > > ActiveMQ broker cannot be found on yiwenlius-mbp:61617
> > > >
> > > >
> > > > And it stopped.
> > > >
> > > > Does somebody know what it is going on and how to fix it?
> > > >
> > > >
> > > > Thanks,
> > > > Yi-Wen
> > > >
> > >
> >
>

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