[GitHub] fhieber commented on issue #12710: Subprocess Deadlock with mxnet-mkl

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fhieber commented on issue #12710: Subprocess Deadlock with mxnet-mkl
URL: https://github.com/apache/incubator-mxnet/issues/12710#issuecomment-439163151
 
 
   Hi @mzhukova, thanks for the workaround with `KMP_INIT_AT_FORK=false`! This seems to fix the hanging issue for me.
   Here's the version information when running with `MKL_VERBOSE=1`:
   ```bash
   MKL_VERBOSE Intel(R) MKL 2019.0 Product build 20180710 for Intel(R) 64 architecture Intel(R) Advanced Vector Extensions 2 (Intel(R) AVX2) enabled processors, OSX 2.30GHz lp64 intel_thread
   MKL_VERBOSE SDOT(2,0x7f9cc9432f80,1,0x7f9cc9432f80,1) 8.17ms CNR:OFF Dyn:1 FastMM:1 TID:0  NThr:2
   MKL_VERBOSE Intel(R) MKL 2018.0 Update 3 Product build 20180406 for Intel(R) 64 architecture Intel(R) Advanced Vector Extensions 2 (Intel(R) AVX2) enabled processors, OSX 2.30GHz lp64 intel_thread
   MKL_VERBOSE SGEMM(T,N,5,32,16,0x700005cf0738,0x7f9ccb85ddc0,16,0x7f9cca4e4c00,16,0x700005cf0740,0x7f9ccb9d8a40,5) 175.07us CNR:OFF Dyn:1 FastMM:1 TID:0  NThr:2
   MKL_VERBOSE SAXPY(5,0x700005cf0738,0x7f9ccb85df00,1,0x7f9ccb9d8a40,1) 10.67us CNR:OFF Dyn:1 FastMM:1 TID:0  NThr:2
   [...followed by an infinite amount of lines similar to the last the one above...]
   ```
   
   
   

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