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From Anton Chernov <mecher...@gmail.com>
Subject Re: [Announce] Upcoming Apache MXNet (incubating) 1.3.1 patch release
Date Mon, 05 Nov 2018 18:45:13 GMT
As part of:

Implement mkldnn convolution fusion and quantization
https://github.com/apache/incubator-mxnet/pull/12530

I propose to add the examples and documentation PR as well:

MKL-DNN Quantization Examples and README
https://github.com/apache/incubator-mxnet/pull/12808


Best regards,
Anton

пн, 5 нояб. 2018 г. в 19:02, Anton Chernov <mechernov@gmail.com>:

> Dear MXNet community,
>
> I will be the release manager for the upcoming 1.3.1 patch release. Naveen
> will be co-managing the release and providing help from the committers side.
>
> The following dates have been set:
>
> Code Freeze: 31st October 2018
> Release published: 13th November 2018
>
> Release notes have been drafted here [1].
>
>
> * Known issues
>
> Update MKL-DNN dependency
> https://github.com/apache/incubator-mxnet/pull/12953
>
> This PR hasn't been merged even to master yet. Requires additional
> discussion and merge.
>
> distributed kvstore bug in MXNet
> https://github.com/apache/incubator-mxnet/issues/12713
>
> > When distributed kvstore is used, by default gluon.Trainer doesn't work
> with mx.optimizer.LRScheduler if a worker has more than 1 GPU. To be more
> specific, the trainer updates once per GPU, the LRScheduler object is
> shared across GPUs and get a wrong update count.
>
> This needs to be fixed. [6]
>
>
> * Changes
>
> The following changes will be ported to the release branch, per [2]:
>
> Infer dtype in SymbolBlock import from input symbol [3]
> https://github.com/apache/incubator-mxnet/pull/12412
>
> [MXNET-953] Fix oob memory read
> https://github.com/apache/incubator-mxnet/pull/12631
>
> [MXNET-969] Fix buffer overflow in RNNOp
> https://github.com/apache/incubator-mxnet/pull/12603
>
> [MXNET-922] Fix memleak in profiler
> https://github.com/apache/incubator-mxnet/pull/12499
>
> Implement mkldnn convolution fusion and quantization (MXNet Graph
> Optimization and Quantization based on subgraph and MKL-DNN proposal [4])
> https://github.com/apache/incubator-mxnet/pull/12530
>
> Following items (test cases) should be already part of 1.3.0:
>
> [MXNET-486] Create CPP test for concat MKLDNN operator
> https://github.com/apache/incubator-mxnet/pull/11371
>
> [MXNET-489] MKLDNN Pool test
> https://github.com/apache/incubator-mxnet/pull/11608
>
> [MXNET-484] MKLDNN C++ test for LRN operator
> https://github.com/apache/incubator-mxnet/pull/11831
>
> [MXNET-546] Add unit test for MKLDNNSum
> https://github.com/apache/incubator-mxnet/pull/11272
>
> [MXNET-498] Test MKLDNN backward operators
> https://github.com/apache/incubator-mxnet/pull/11232
>
> [MXNET-500] Test cases improvement for MKLDNN on Gluon
> https://github.com/apache/incubator-mxnet/pull/10921
>
> Set correct update on kvstore flag in dist_device_sync mode (as part of
> fixing [5])
> https://github.com/apache/incubator-mxnet/pull/12786
>
> upgrade mshadow version
> https://github.com/apache/incubator-mxnet/pull/12692
> But another PR will be used instead:
> update mshadow
> https://github.com/apache/incubator-mxnet/pull/12674
>
> CudnnFind() usage improvements
> https://github.com/apache/incubator-mxnet/pull/12804
> A critical CUDNN fix that reduces GPU memory consumption and addresses
> this memory leak issue. This is an important fix to include in 1.3.1
>
>
> From discussion about gluon toolkits:
>
> disable opencv threading for forked process
> https://github.com/apache/incubator-mxnet/pull/12025
>
> Fix lazy record io when used with dataloader and multi_worker > 0
> https://github.com/apache/incubator-mxnet/pull/12554
>
> fix potential floating number overflow, enable float16
> https://github.com/apache/incubator-mxnet/pull/12118
>
>
>
> * Resolved issues
>
> MxNet 1.2.1–module get_outputs()
> https://discuss.mxnet.io/t/mxnet-1-2-1-module-get-outputs/1882
>
> As far as I can see from the comments the issue has been resolved, no
> actions need to be taken for this release. [7] is mentioned in this
> regards, but I don't see any action points here either.
>
>
> I will start with help of Naveen port the mentioned PR's to the 1.3.x
> branch.
>
>
> Best regards,
> Anton
>
> [1] https://cwiki.apache.org/confluence/x/eZGzBQ
> [2]
> https://cwiki.apache.org/confluence/display/MXNET/Project+Proposals+for+next+MXNet+Release
> [3] https://github.com/apache/incubator-mxnet/issues/11849
> [4]
> https://cwiki.apache.org/confluence/display/MXNET/MXNet+Graph+Optimization+and+Quantization+based+on+subgraph+and+MKL-DNN
> [5] https://github.com/apache/incubator-mxnet/issues/12713
> [6]
> https://github.com/apache/incubator-mxnet/issues/12713#issuecomment-435773777
> [7] https://github.com/apache/incubator-mxnet/pull/11005
>
>

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