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faaa95ca
编写于
7月 04, 2022
作者:
Y
yaozhixin
提交者:
GitHub
7月 04, 2022
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update paddle.distributed.launch en doc (#44016)
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python/paddle/distributed/launch/main.py
python/paddle/distributed/launch/main.py
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python/paddle/distributed/launch/main.py
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@@ -98,11 +98,11 @@ def launch():
The ``training_script_args`` includes arguments required by IPU distributed launch and illustrated as below.
``Examples 10`` has provided a example of paddle.distributed.launch with IPUs.
- ``--hosts``: The hosts for IPU distributd training.
- ``--hosts``: The hosts for IPU distributd training.
Each host is able to include multiple processes.
- ``--nproc_per_host``: The number of processes launched per host.
- ``--nproc_per_host``: The number of processes launched per host.
Each process is able to include multiple replicas.
- ``--ipus_per_replica``: The number of IPUs requested per replica.
- ``--ipus_per_replica``: The number of IPUs requested per replica.
Each replica is able to include multiple IPUs.
- ``--ipu_partition``: The partition name of IPU devices.
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@@ -110,7 +110,7 @@ def launch():
- ``training_script``: The full path to the IPU distributed training program/script to be launched in parallel. e.g., ``training.py``.
- ``training_script_args``: The args of the IPU distributed training program/script.
- ``training_script_args``: The args of the IPU distributed training program/script.
e.g., ``--lr=0.1``.
Returns:
- ``None``
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@@ -253,9 +253,11 @@ def launch():
.. code-block:: bash
:name: code-block-example-bash10
# With the following command, the job will begin to run the distributhed program with IPUs.
# Only support and require the `device_num` as the arg and `ipu` as the launch script.
# Please Check the details about the following args of the launch scripte from `utils/ipu_launch.py`.
# With the following command, the job will begin to run the distributhed program with IPUs
# Require `devices` as the number of IPUs
# Require `training_script` to be set as `ipu`
# Require `training_script_args` as the arguments of IPU distributed training instead of the arguments of the training program/script
# Please Check the `IPU Parameters` for details
python -m paddle.distributed.launch --devices 4 ipu --hosts=localhost --nproc_per_host=2 --ipus_per_replica=1 --ipu_partition=pod16 --vipu_server=127.0.0.1 train.py
"""
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