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Posted to issues@mxnet.apache.org by "Rahul Huilgol (JIRA)" <ji...@apache.org> on 2018/02/27 06:32:00 UTC

[jira] [Updated] (MXNET-22) Support for distributed training based on NCCL Kvstore

     [ https://issues.apache.org/jira/browse/MXNET-22?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rahul Huilgol updated MXNET-22:
-------------------------------
    Component/s: MXNet Engine

> Support for distributed training based on NCCL Kvstore
> ------------------------------------------------------
>
>                 Key: MXNET-22
>                 URL: https://issues.apache.org/jira/browse/MXNET-22
>             Project: Apache MXNet
>          Issue Type: New Feature
>          Components: MXNet Engine
>            Reporter: Rahul Huilgol
>            Priority: Major
>
> NCCL kvstore is currently supported for a single machine only. When training is distributed, there is no way to use NCCL for aggregation of gradients from different GPUs on a single machine.



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