Apache DistCp 是一款开源工具,可以用于复制大量数据。S3DistCp是 DistCp 的扩展,为了和AWS,尤其是 Amazon S3。Amazon EMR 和更高版本中的 S3DistCp 命令为s3-dist-cp,您可以将其作为集群或命令行中的步骤添加。使用 S3DistCp 能有效地从 Amazon S3 复制大量数据到 HDFS,供 Amazon EMR 群集中的后续步骤进行处理。. 6. This answer is not useful. Show activity on this post. I'm getting the same exception. It looks like the bug is caused by a race condition when CopyFilesReducer uses multiple CopyFilesRunable instances to download the files from S3. The problem is that it uses the same temp directory in multiple threads, and the threads delete the temp. 21 rows · Jar is the location of the S3DistCp JAR file Args is a comma-separated list of the option name-value pairs to pass in to S3DistCp. For a complete list of the available options, see S3DistCp options.
To add an S3DistCp step using the console: 1. Open the Amazon EMR console, and then choose Clusters. 2. Choose the Amazon EMR cluster from the list, and then choose Steps. 3. Choose Add step, and then choose the following options: For Step type, choose Custom JAR. For Name, enter a name for the S3DistCp step. A short demo that shows how to launch an EMR cluster with spot instances using the CLI, copy a part of the commonCrawl AWS public data set using s3distCP and how to use the grep implementation from the Hadoop examples jar to find what Big Data is - GitHub - stasov/process-commoncrawl-with-emr: A short demo that shows how to launch an EMR cluster with spot instances using the CLI, copy a part. Solved: I downloaded the s3distcp jar from s3://elasticmapreduce/libs/s3distcp/bltadwin.ru, and run -
Procedure. From the navigation tree, click Configure System Export Data. The Export Data page is displayed. On the Export Data page, click the file name of the JAR file that you want to download. The File Download dialog is displayed. On the File Download dialog, click Save. The Save As dialog is displayed. Navigate to the location for saving. Submit a Hadoop S3DistCp Command¶ POST /api/v/commands/¶. Hadoop DistCP is the tool used for copying large amount of data across clusters. S3DistCp is an extension of DistCp that is optimized to work with Amazon Web Services (AWS). Jar is the location of the S3DistCp JAR file Args is a comma-separated list of the option name-value pairs to pass in to S3DistCp. For a complete list of the available options, see S3DistCp options.
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