elastic-map-reduce
What are some good measurement comparisons to be done using Ganglia metrics for Amazon Elastic Mapreduce programs?
I have seen Ganglia monitoring being implemented and analyzed on grid computing projects, but haven\'t read about any procedure for Amazon Elastic Mapreduce programs. Ganglia has a lot of metrics, but[详细]
2023-04-13 02:58 分类：问答Getting data in and out of Elastic MapReduce HDFS
I\'ve written a Hadoop program which requires a certain layout within HDFS, and which afterwards, I need to get the files out of HDFS.It works on my single-node Hadoop setup and I\'m eager to get it w[详细]
2023-04-12 05:45 分类：问答Starting jobs with direct calls to Hadoop from within SSH
I\'ve been able to kick off job flows using the elastic-mapreduce ruby library just fine. Now I have an instance which is still \'alive\' after it\'s jobs have finished. I\'ve logged in to is using SS[详细]
2023-04-10 23:24 分类：问答Error SSHing to Elastic MapReduce JobFlow on AWS
When following the tutorial instructions for connecting to my JobFlow in EMR, I type following: ./elastic-mapreduce --jobflow j-3FLVMX9CYE5L6 --ssh[详细]
2023-04-10 03:46 分类：问答java.lang.RuntimeException: java.lang.ClassNotFoundException when trying to run Jar job on Elastic MapReduce
What should I change to fix following error: I\'m trying to start a job on Elastic Mapreduce, and it crashes every time with message:[详细]
2023-04-04 04:18 分类：问答Has anybody created a job with multiple inputs using the the ruby client for Amazon's Elastic Map Reduce?
Through the UI Amazon\'s framework allows me to create jobs with multiple inputs by specifying multiple --input lines. e.g.:[详细]
2023-04-02 02:19 分类：问答POST Hadoop Pig output to a URL as JSON data?
I have a Pig job which analyzes log files and write summary output to S3. Instead of writing the output to S3, I want to convert it to a JSON payload and POST it to a URL.[详细]
2023-03-16 02:12 分类：问答Amazon MapReduce with cronjob + APIs
I have a website set up on an EC2 instance which lets users view info from 4 of their social networks.[详细]
2023-03-07 05:32 分类：问答Get the number of completed steps in an Amazon Elastic MapReduce jobflow via boto
To avoid the overhead of setting up instances everytime I submit a job, I use a jobflow that\'s always in waiting mode after each job completion.However, according to this page, \"a maximum of 256 ste[详细]
2023-03-05 18:12 分类：问答Life of distributed cache in Hadoop
When files are transferred to nodes using the distributed ca开发者_如何转开发che mechanism in a Hadoop streaming job, does the system delete these files after a job is completed? If they are deleted,[详细]
2023-01-31 13:09 分类：问答
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