<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Times New Roman; font-size: 12pt; color: #000000'>Hi Ketan,<div><br></div><div>We should try to talk this week briefly about approaches, etc. But Im delighted that you are plowing ahead!</div><div><br></div><div>One suggestion: try each coaster config manually and fully understand its behavior (and how error messages are manifested).</div><div><br></div><div>That might help you isolate whats happening in the OSG case.</div><div><br></div><div>What we're doing in these OSG scripts is actually one of the *harder* coaster configs; I though you might get a better fell by trying some of the simpler configs manually.</div><div><br></div><div><div>We need to work out diagrams of each coaster config, so you can see how everything is configured and connects. Look through Mihael's paper, and this web page: http://wiki.cogkit.org/wiki/Coasters</div><div><br></div></div><div>You need to make sure you understand these concepts:</div><div>- persistent service vs transient service</div><div>- embedded service vs external service (embedded is always transient)</div><div>- passive service vs active service</div><div><br></div><div>Regards,</div><div><br></div><div>Mike</div><div><br></div><div><br></div><div><br><br><hr id="zwchr"><blockquote style="border-left:2px solid rgb(16, 16, 255);margin-left:5px;padding-left:5px;">Hello,<div><br></div><div>I have been trying the Swift Coasters on OSG as an exercise from Allan's scripts on CI endpoints (communicado).</div><div><br></div><div>The coasters services seems to start well. However, I get error when I submit the Swift workflow. Following are the details of what I am doing:</div>
<div><br></div><div>0. source /opt/osg-1.2.16/setup.sh</div><div> ok.</div><div><br></div><div>1. ./mk_catalog.rb whitelist extenci</div><div> contents of whitelist: </div><div> <a href="http://SPRACE_osg-ce.sprace.org.br" target="_blank">SPRACE_osg-ce.sprace.org.br</a></div>
<div> EOF</div><div> Generates empty {worker, slave}.swift, tc.data, {gt2_osg, condor_osg, coaster_osg}.xml</div><div> </div><div><br></div><div>2. ./start_services.sh 2</div><div><br></div><div> Seems to start service normally as per service-*.log files</div>
<div><br></div><div>3. swift -config swift.properties -sites.file coaster_osg.xml slave.swift</div><div><br></div><div> To configure services to run in passive mode, no errors</div><div><br></div><div>4. swift -config swift.properties -sites.file condor_osg.xml worker.swift</div>
<div><br></div><div> Request coaster jobs: no errors</div><div><br></div><div>5. swift -config swift.properties -sites.file coaster_osg.xml sleep.swift</div><div><br></div><div> Submit workflow sleep.swift.</div><div>
<br></div><div>I get error message: No service contacts available.</div><div><br></div><div>Any clues on this error?</div><div><br></div><div>Regards,</div><div>Ketan</div>
<br>_______________________________________________<br>Swift-user mailing list<br>Swift-user@ci.uchicago.edu<br>http://mail.ci.uchicago.edu/mailman/listinfo/swift-user</blockquote><br><span><br><br>-- <br><span name="x"></span>Michael Wilde<br>Computation Institute, University of Chicago<br>Mathematics and Computer Science Division<br>Argonne National Laboratory<br><span name="x"></span><br></span></div></div></body></html>