32 lines
1.3 KiB
Python
Executable File
32 lines
1.3 KiB
Python
Executable File
#!/usr/bin/python
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"""
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This is an example job submit script for hadoop streaming
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"""
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import argparse
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import sys
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import os
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import time
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import subprocess
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sys.path.append('./src/')
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import rabit_tracker as tracker
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parser = argparse.ArgumentParser(description='Hadoop Streaming submission script')
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parser.add_argument('-s', '--nslaves', required=True, type=int)
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parser.add_argument('-hb', '--hadoop_binary', required=True)
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parser.add_argument('-hs', '--hadoop_streaming_jar', required=True)
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parser.add_argument('-i', '--input', required=True)
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parser.add_argument('-o', '--output', required=True)
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parser.add_argument('-m', '--mapper', required=True)
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parser.add_argument('-k', '--nclusters', required=True, type=int)
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parser.add_argument('-itr', '--iterations', required=True, type=int)
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args = parser.parse_args()
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def hadoop_streaming(nslaves, slave_args):
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cmd = '%s jar %s -input %s -output %s -mapper \"%s stdin %d %d stdout %s\" -reducer \"/bin/cat\" -file %s' % (args.hadoop_binary, args.hadoop_streaming_jar, args.input, args.output, args.mapper, args.nclusters, args.iterations, ' '.join(slave_args), args.mapper)
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print cmd
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subprocess.check_call(cmd, shell = True)
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start = time.time()
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tracker.submit(args.nslaves, [], fun_submit= hadoop_streaming)
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print 'All run took %s' % (time.time() - start)
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