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From "Mattmann, Chris A (388J)" <chris.a.mattm...@jpl.nasa.gov>
Subject Re: Shutting down CAS PGE workflow instances
Date Thu, 13 Oct 2011 03:04:13 GMT
Looks like Rishi answered this one...

Cheers,
Chris

On Oct 12, 2011, at 5:14 PM, Sheryl John wrote:

> Which version of the Workflow Manager are you working on?
> 
> Try the 0.3-SNAPSHOT version if you working on one of the latest versions of the trunk.
I'm not sure if this will fix this.
> 
> On Wed, Oct 12, 2011 at 5:04 PM, Sheryl John <sheryljj@gmail.com> wrote:
> Hi Rishi,
> 
> Yes, you are using the command-line argument correctly. I just tried stopping some instances
( their statuses were FINISHED) and it works for me. 
> 
> I tried :
> ./wmgr-client --url http://localhost:9001 --operation --stopWorkflowInst --id a2741f59-e631-11e0-ab26-03f35922ef75
> 
> 
> The messages:
> 
> WARNING: WorkflowEngine: Attempt to stop workflow instance id: a2741f59-e631-11e0-ab26-03f35922ef75,
however, this engine is not tracking its execution
> Oct 12, 2011 4:49:34 PM sun.net.www.protocol.http.HttpURLConnection getInputStream
> FINE: sun.net.www.MessageHeader@6aa6aeed5 pairs: {null: HTTP/1.1 200 OK}{Server: Apache
XML-RPC 1.0}{Connection: close}{Content-Type: text/xml}{Content-Length: 121}
> Successfully stopped workflow: [a2741f59-e631-11e0-ab26-03f35922ef75]
> 
> 
> So, I'm not sure whats causing your NullPointerException.
> 
> On Wed, Oct 12, 2011 at 4:41 PM, Verma, Rishi (388J) <Rishi.Verma@jpl.nasa.gov>
wrote:
> Hi all -
> 
> I'm trying to stop one of my PGE workflows using the wmgr-client tool and the "--stopWorkflowinst"
argument.
> 
> I'm repeatedly getting a NullPointerException after trying to stop a running workflow.
> 
> I believe I am using the '--stopWorkflowInst' argument correctly. Has anyone had luck
with shutting down workflow PGE instances using this method?
> 
> Thanks!
> rishi
> 
> -----
> $ ./wmgr-client --url http://localhost:9001 --operation --getWorkflowInsts
> ...
> Instance: [id=ed798a3d-f075-11e0-bc2c-21311056edb2, status=CRAWLING, currentTask=urn:oodt:ProteomeLinux,
workflow=ProteomeLinuxWorkflow,wallClockTime=8524.3347,currentTaskWallClockTime=3.2414]
> ...
> 
> $ ./wmgr-client --url http://localhost:9001 --operation --stopWorkflowInst --id ed798a3d-f075-11e0-bc2c-21311056edb2
> org.apache.xmlrpc.XmlRpcException: java.lang.Exception: java.lang.NullPointerException
>        at org.apache.xmlrpc.XmlRpcClientResponseProcessor.decodeException(XmlRpcClientResponseProcessor.java:104)
>        at org.apache.xmlrpc.XmlRpcClientResponseProcessor.decodeResponse(XmlRpcClientResponseProcessor.java:71)
>        at org.apache.xmlrpc.XmlRpcClientWorker.execute(XmlRpcClientWorker.java:73)
>        at org.apache.xmlrpc.XmlRpcClient.execute(XmlRpcClient.java:194)
>        at org.apache.xmlrpc.XmlRpcClient.execute(XmlRpcClient.java:185)
>        at org.apache.xmlrpc.XmlRpcClient.execute(XmlRpcClient.java:178)
>        at org.apache.oodt.cas.workflow.system.XmlRpcWorkflowManagerClient.stopWorkflowInstance(XmlRpcWorkflowManagerClient.java:341)
>        at org.apache.oodt.cas.workflow.system.XmlRpcWorkflowManagerClient.main(XmlRpcWorkflowManagerClient.java:907)
> Exception in thread "main" java.lang.RuntimeException: java.lang.Exception: java.lang.NullPointerException
>        at org.apache.oodt.cas.workflow.system.XmlRpcWorkflowManagerClient.main(XmlRpcWorkflowManagerClient.java:913)
> 
> 
> 
> 
> -- 
> -Sheryl
> 
> 
> 
> -- 
> -Sheryl


++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Chris Mattmann, Ph.D.
Senior Computer Scientist
NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
Office: 171-266B, Mailstop: 171-246
Email: chris.a.mattmann@nasa.gov
WWW:   http://sunset.usc.edu/~mattmann/
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Adjunct Assistant Professor, Computer Science Department
University of Southern California, Los Angeles, CA 90089 USA
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


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