22 lines
1.0 KiB
Markdown
22 lines
1.0 KiB
Markdown
Parameters
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==========
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This section list all the parameters that can be passed to rabit::Init function as argv.
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All the parameters are passed in as string in format of ``parameter-name=parameter-value``.
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In most setting these parameters have default value or will be automatically detected,
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and do not need to be manually configured.
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* rabit_tracker_uri [passed in automatically by tracker]
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- The uri/ip of rabit tracker
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* rabit_tracker_port [passed in automatically by tracker]
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- The port of rabit tracker
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* rabit_task_id [automatically detected]
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- The unique identifier of computing process
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- When running on Hadoop, this is automatically extracted from environment variable
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* rabit_reduce_buffer [default = 256MB]
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- The memory buffer used to store intermediate result of reduction
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- Format "digits + unit", can be 128M, 1G
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* rabit_global_replica [default = 5]
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- Number of replication copies of result kept for each Allreduce/Broadcast call
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* rabit_local_replica [default = 2]
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- Number of replication of local model in check point
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