[GitHub] [incubator-mxnet] zhreshold opened issue #12567: 1.3.0 release pre-built package contains a buggy openblas version. Causing gluon data loader with large num_workers to crash

[GitHub]

## Description
In latest mxnet pip prebuilt packages, when using gluon data loader with 
num_worker > certain number, it may raise error:
```
 OpenBLAS : Program will terminate because you tried to start too many threads.
```

Related issue: https://github.com/xianyi/OpenBLAS/issues/1735

## Environment info (Required)

Ubuntu 16

```
pip install mxnet==1.3.0
```

```python
from mxnet import gluon
dataset = xxx
batch_size = 16
loader = gluon.data.DataLoader(dataset, batch_size, num_workers=16)
```


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https://github.com/apache/incubator-mxnet/issues/12567 ]
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