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Posted to commits@mxnet.apache.org by GitBox <gi...@apache.org> on 2018/11/27 07:46:35 UTC
[GitHub] apeforest opened a new pull request #13418: [MXNET-1185] Support
large array in several operators (part 1)
apeforest opened a new pull request #13418: [MXNET-1185] Support large array in several operators (part 1)
URL: https://github.com/apache/incubator-mxnet/pull/13418
## Description ##
This PR fixed the large array issue (#13036, #13070) in the following operators:
ndarray.ones
ndarray.zeros
ndarray.sum
ndarray.arange
ndarray.slice
ndarray.random.uniform
ndarray.empty
## Checklist ##
### Essentials ###
Please feel free to remove inapplicable items for your PR.
- [X] The PR title starts with [MXNET-$JIRA_ID], where $JIRA_ID refers to the relevant [JIRA issue](https://issues.apache.org/jira/projects/MXNET/issues) created (except PRs with tiny changes)
- [X] Changes are complete (i.e. I finished coding on this PR)
- [X] All changes have test coverage:
- Nightly tests are added for complicated/long-running ones
- [X] Code is well-documented:
- [X] To the my best knowledge, examples are either not affected by this change, or have been fixed to be compatible with this change
### Changes ###
- [X] Support large array (> 3billion elements) in certain operators
- [X] Added nightly tests on arrays of 5 billion elements
## Comments ##
This PR only supports the total number of elements in the array. The max shape size in any of the dimension is still limited to 2^31 because this PR does not update the C API. Due to the large change in all language bindings, we decided to break the PR to support large array into several parts. This is part 1. The original PR (https://github.com/apache/incubator-mxnet/pull/13191) is therefore withdrawn.
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