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435
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117
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My Accepted Solutions
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07-03-2015
05:52 AM
As long as your laptop is running a supported operating system (RHEL or CentOS 5/6, SLES 11, Ubuntu 12.04 / 14.04, Debian 7), you can just follow this guide: http://www.cloudera.com/content/cloudera/en/documentation/core/latest/topics/cdh_qs.html Otherwise, you will first need to install one of these systems in a VM. You should be able to complete that Hadoop example in a VM with that much RAM, but be aware that you would have some trouble running the rest of the stack that is not core Hadoop: the QuickStart VM has everything pre-installed and configured, but requires 4GB of RAM for the VM itself.
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06-08-2015
03:04 PM
4 Kudos
All the basic Hadoop services should be running when you start the VM. Port 8020 is for the hadoop-hdfs-namenode service, so my guess is that service has failed and just needs to be restarted. You can check the status of a service with service <service-name> status and you can restart a service with service <service-name> restart So 'service hadoop-hdfs-namenode restart' may be all you need. Also check the hadoop-hdfs-datanode service as it may also need to be restarted. The services should have been running, so if they're not it means something went wrong. If you're curious or if you continue to have a problem, have a look at the NameNode logs in /var/log/hadoop-hdfs for anything that looks like a fatal error and post it back here.
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05-29-2015
01:17 PM
In tutorial #1 you copied some *.avsc files into HDFS. My guess is that step was skipped it failed for some reason. I would suggest trying that step again.
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05-28-2015
08:26 AM
The original error has nothing to do with connecting to Hue. It was an error interactions between Impala and the other daemons it needs to complete the query. Just use the link in the email or on the guidance page to connect to Hue. The public IP should work just fine. If it doesn't, you are experiencing a separate issue and would need to provide more information.
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05-19-2015
06:10 AM
Hi Mitali, I'd recommend you email support@gogrid.com with your account details and what you just posted here. They will be able to see what, if anything went wrong and correct it.
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05-18-2015
11:36 AM
1 Kudo
You are correct - the username and password should both be 'cloudera' in the QuickStart VM. (It is 'admin' in Cloudera Live clusters hosted on GoGrid - which is where the screenshot comes from). I'll get that fixed in the next release.
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05-05-2015
01:40 PM
I see there's an error in the tutorial. These queries are intended to be in the Beeline shell that is described above this step. The statements should be pasted into that shell, not into the Hive Query Editor app. I'll get that corrected... The "$s" in the format string is a special syntax interpreted by Hue as a parameter for the user to provide. To make it send the query to Hive as intended, you would need to escape the $ signs (e.g. %1$$s, etc.) However you may also run into some permissions issues querying the dataset via Hue that were beyond the scope of the tutorial - hence using Beeline. Thanks for reporting this!
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05-04-2015
03:45 PM
Thanks for letting us know - glad you got it working! Is there are an article or blog post with more background on the bug you chould share?
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05-04-2015
09:12 AM
I've had another VMWare Fusion user confirm that the latest (5.4.0-0) release works well for them, and they actually informed me that those lines we recently added to the .vmx file have been in use for a long time in Cloudera's courses without incident, so I don't think it's worth messing with those settings after all. My only other suggestion would be to see if there is any kind of error message you can get from Fusion about why the VM is failing to start. It would see from the following article that you can enable some diagnostic information collection - perhaps the resulting files will contain a more useful error message? http://kb.vmware.com/selfservice/search.do?cmd=displayKC&docType=kc&docTypeID=DT_KB_1_1&externalId=1003894
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05-04-2015
06:15 AM
I'm going to look into this, but while I do, here's something you can try if you'd like. These lines were added to the .vmx configuration file recently, and that's the only recent change that I can think of that might affect Fusion specifically. You could try removing them from the file and tryin again. (They're only added as a convenience to hide some annoying reminders and prompts). tools.remindinstall="FALSE"
tools.upgrade.policy="manual" Let me know if that does or doesn't work for you if you can try it out, otherwise I'll post back as soon as I can with more information.
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