The jclouds issue is here: http://code.google.com/p/jclouds/issues/detail?id=744

On Wed, Nov 2, 2011 at 5:05 PM, Andrei Savu <savu...@gmail.com <mailto:savu...@gmail.com>> wrote:

So maybe the cluster is still the underlying problem ...

I will log that exception as an issue on the jclouds issue tracker.

Thanks,

-- Andrei Savu

On Wed, Nov 2, 2011 at 4:59 PM, Paolo Castagna <cast...@googlemail.com <mailto:cast...@googlemail.com>> wrote:

Hi Andrei, I've just tried again, the only difference in the recipe: whirr.instance-templates=1 hadoop-namenode+hadoop-jobtracker,16 hadoop-datanode+hadoop-tasktracker I saw the same exception, but now I can connect to the web UIs as usual.

Paolo

On 2 November 2011 14:54, Andrei Savu <savu...@gmail.com <mailto:savu...@gmail.com>> wrote: > Maybe - I am not sure but I think the AMI metadata is incomplete. > Are you able to actually use the cluster? Does it happen every time? > > Thanks, > -- Andrei Savu > > On Wed, Nov 2, 2011 at 4:35 PM, Paolo Castagna > <cast...@googlemail.com <mailto:cast...@googlemail.com>> wrote: >> >> Hi Andrei >> >> On 29 October 2011 13:37, Andrei Savu <savu...@gmail.com <mailto:savu...@gmail.com>> wrote: >> > What if you start a smaller size cluster but with more powerful >> > machines? >> >> I've tried that... using this recipe with c1.xlarge: >> >> ------- >> whirr.cluster-name=hadoop >> whirr.instance-templates=1 hadoop-namenode+hadoop-jobtracker,18 >> hadoop-datanode+hadoop-tasktracker >> whirr.instance-templates-max-percent-failures=100 >> hadoop-namenode+hadoop-jobtracker,70 >> hadoop-datanode+hadoop-tasktracker >> whirr.max-startup-retries=1 >> whirr.provider=aws-ec2 >> whirr.identity=${env:AWS_ACCESS_KEY_ID_LIVE} >> whirr.credential=${env:AWS_SECRET_ACCESS_KEY_LIVE} >> whirr.hardware-id=c1.xlarge >> whirr.location-id=us-east-1 >> whirr.image-id=us-east-1/ami-1136fb78 >> whirr.private-key-file=${sys:user.home}/.ssh/whirr >> whirr.public-key-file=${whirr.private-key-file}.pub >> whirr.hadoop.version=0.20.204.0 >> >> whirr.hadoop.tarball.url=http://archive.apache.org/dist/hadoop/core/hadoop-${whirr.hadoop.version}/hadoop-${whirr.hadoop.version}.tar.gz <http://archive.apache.org/dist/hadoop/core/hadoop-$%7Bwhirr.hadoop.version%7D/hadoop-$%7Bwhirr.hadoop.version%7D.tar.gz> >> ------- >> >> The cluster started up this time, however I see this exception in the >> Whirr log: >> >> malformed image: null >> java.lang.NullPointerException: architecture >> at >> com.google.common.base.Preconditions.checkNotNull(Preconditions.java:204) >> at org.jclouds.ec2.domain.Image.<init>(Image.java:81) >> at >> org.jclouds.ec2.xml.DescribeImagesResponseHandler.endElement(DescribeImagesResponseHandler.java:169) >> at >> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.endElement(AbstractSAXParser.java:601) >> at >> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanEndElement(XMLDocumentFragmentScannerImpl.java:1782) >> at >> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2938) >> at >> com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:648) >> at >> com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:511) >> at >> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:808) >> at >> com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737) >> at >> com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:119) >> at >> com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205) >> at >> com.sun.org.apache.xerces.internal.jaxp.SAXParserImpl$JAXPSAXParser.parse(SAXParserImpl.java:522) >> at org.jclouds.http.functions.ParseSax.doParse(ParseSax.java:125) >> at org.jclouds.http.functions.ParseSax.parse(ParseSax.java:114) >> at org.jclouds.http.functions.ParseSax.apply(ParseSax.java:78) >> at org.jclouds.http.functions.ParseSax.apply(ParseSax.java:51) >> at >> com.google.common.util.concurrent.Futures$4.apply(Futures.java:439) >> at >> com.google.common.util.concurrent.Futures$4.apply(Futures.java:437) >> at >> com.google.common.util.concurrent.Futures$ChainingListenableFuture.run(Futures.java:713) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886) >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908) >> at java.lang.Thread.run(Thread.java:662) >> >> I run the proxy as usual and try to connect to the Namenode UI or >> Jobtracker UI. >> It connects but I see an empty page... it usually works fine. >> >> Am I hitting another problem? >> >> Thanks, >> Paolo > >