Could we run more epochs to see the performance difference or profiling the 
difference between good and bad run?

> -----Original Message-----
> From: Pedro Larroy [mailto:[email protected]]
> Sent: Thursday, June 27, 2019 9:35 AM
> To: [email protected]
> Cc: [email protected]
> Subject: Re: [VOTE] Release Apache MXNet (incubating) version 1.5.0.rc1
> 
> I run again and the gap is again bigger, I guess we need to average out the
> times across several runs:
> 
> piotr@ip-172-31-63-171:0:~/deeplearning-benchmark/dawnbench
> (master)+$ time ~/mxnet_1.4/py3_venv/bin/python cifar10.py --epochs 5
> && time ~/mxnet_1.5/py3_venv/bin/python cifar10.py --epochs 5
> [23:17:09] ../src/io/iter_image_recordio_2.cc:172:
> ImageRecordIOParser2:
> /home/piotr/deeplearning-benchmark/data/cifar/train.rec, use 4 threads for
> decoding..
> [23:17:09] ../src/io/iter_image_recordio_2.cc:230: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> [23:17:09] ../src/io/iter_image_recordio_2.cc:248: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin completed
> [23:17:09] ../src/io/iter_image_recordio_2.cc:172:
> ImageRecordIOParser2:
> /home/piotr/deeplearning-benchmark/data/cifar/test.rec, use 4 threads for
> decoding..
> [23:17:09] ../src/io/iter_image_recordio_2.cc:230: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> [23:17:09] ../src/io/iter_image_recordio_2.cc:248: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin completed
> lr_schedule: {0: 0.05, 82: 0.005000000000000001, 123: 0.0005, 300: 0.0001}
> Epoch 0, Changed learning rate to 0.05
> [23:17:09] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> 147456 bytes with malloc directly
> [23:17:09] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> 589824 bytes with malloc directly
> [23:17:09] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> 2359296 bytes with malloc directly
> [23:17:09] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> 9437184 bytes with malloc directly
> Epoch 0, Batch 199, Speed=384.149839
> Epoch 0, Duration=140.919567
> Epoch 0, Training accuracy=0.115169
> Epoch 0, Validation accuracy=0.141317
> Epoch 1, Batch 199, Speed=433.380512
> Epoch 1, Duration=119.553233
> Epoch 1, Training accuracy=0.170956
> Epoch 1, Validation accuracy=0.216146
> Epoch 2, Batch 199, Speed=434.864699
> Epoch 2, Duration=123.278490
> Epoch 2, Training accuracy=0.209455
> Epoch 2, Validation accuracy=0.247296
> Epoch 3, Batch 199, Speed=433.401854
> Epoch 3, Duration=118.327797
> Epoch 3, Training accuracy=0.248701
> Epoch 3, Validation accuracy=0.302083
> Epoch 4, Batch 199, Speed=419.713707
> Epoch 4, Duration=126.468409
> Epoch 4, Training accuracy=0.260949
> Epoch 4, Validation accuracy=0.269030
> 
> real    10m55.796s
> user    399m33.567s
> sys     13m55.904s
> [23:28:04] ../src/io/iter_image_recordio_2.cc:172:
> ImageRecordIOParser2:
> /home/piotr/deeplearning-benchmark/data/cifar/train.rec, use 4 threads for
> decoding..
> [23:28:04] ../src/io/iter_image_recordio_2.cc:230: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> [23:28:04] ../src/io/iter_image_recordio_2.cc:248: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin completed
> [23:28:04] ../src/io/iter_image_recordio_2.cc:172:
> ImageRecordIOParser2:
> /home/piotr/deeplearning-benchmark/data/cifar/test.rec, use 4 threads for
> decoding..
> [23:28:04] ../src/io/iter_image_recordio_2.cc:230: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> [23:28:04] ../src/io/iter_image_recordio_2.cc:248: Load mean image from
> /home/piotr/deeplearning-benchmark/data/cifar/mean.bin completed
> lr_schedule: {0: 0.05, 82: 0.005000000000000001, 123: 0.0005, 300: 0.0001}
> Epoch 0, Changed learning rate to 0.05 Epoch 0, Batch 199,
> Speed=419.039188 Epoch 0, Duration=143.934903 Epoch 0, Training
> accuracy=0.122542 Epoch 0, Validation accuracy=0.164359 Epoch 1, Batch
> 199, Speed=445.257048 Epoch 1, Duration=135.248399 Epoch 1, Training
> accuracy=0.178828 Epoch 1, Validation accuracy=0.199419 Epoch 2, Batch
> 199, Speed=447.115215 Epoch 2, Duration=132.003770 Epoch 2, Training
> accuracy=0.217808 Epoch 2, Validation accuracy=0.233073 Epoch 3, Batch
> 199, Speed=441.079477 Epoch 3, Duration=126.543316 Epoch 3, Training
> accuracy=0.248102 Epoch 3, Validation accuracy=0.293870 Epoch 4, Batch
> 199, Speed=449.329787 Epoch 4, Duration=138.398325 Epoch 4, Training
> accuracy=0.270021 Epoch 4, Validation accuracy=0.311498
> 
> real    11m45.329s
> user    426m13.908s
> sys     16m45.093s
> 
> On Wed, Jun 26, 2019 at 4:18 PM Pedro Larroy
> <[email protected]> wrote:
> >
> > The difference looks smaller now, more like your numbers. I wonder if
> > something happened during the previous benchmark like a system
> > update...
> >
> >
> > piotr@ip-172-31-63-171:0:~/deeplearning-benchmark/dawnbench
> (master)+$
> > time ~/mxnet_1.4/py3_venv/bin/python cifar10.py --epochs 5 && time
> > ~/mxnet_1.5/py3_venv/bin/python cifar10.py --epochs 5 [22:49:41]
> > ../src/io/iter_image_recordio_2.cc:172:
> > ImageRecordIOParser2:
> > /home/piotr/deeplearning-benchmark/data/cifar/train.rec, use 4 threads
> > for decoding..
> > [22:49:41] ../src/io/iter_image_recordio_2.cc:230: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> > [22:49:41] ../src/io/iter_image_recordio_2.cc:248: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> completed
> > [22:49:41] ../src/io/iter_image_recordio_2.cc:172:
> > ImageRecordIOParser2:
> > /home/piotr/deeplearning-benchmark/data/cifar/test.rec, use 4 threads
> > for decoding..
> > [22:49:41] ../src/io/iter_image_recordio_2.cc:230: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> > [22:49:41] ../src/io/iter_image_recordio_2.cc:248: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> completed
> > lr_schedule: {0: 0.05, 82: 0.005000000000000001, 123: 0.0005, 300:
> > 0.0001} Epoch 0, Changed learning rate to 0.05 [22:49:42]
> > ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> > 147456 bytes with malloc directly
> > [22:49:42] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> > 589824 bytes with malloc directly
> > [22:49:42] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> > 2359296 bytes with malloc directly
> > [22:49:42] ../src/operator/nn/mkldnn/mkldnn_base.cc:74: Allocate
> > 9437184 bytes with malloc directly
> > Epoch 0, Batch 199, Speed=426.182733
> > Epoch 0, Duration=134.868458
> > Epoch 0, Training accuracy=0.127238
> > Epoch 0, Validation accuracy=0.206388
> > Epoch 1, Batch 199, Speed=313.127156
> > Epoch 1, Duration=128.041775
> > Epoch 1, Training accuracy=0.182065
> > Epoch 1, Validation accuracy=0.202524
> > Epoch 2, Batch 199, Speed=410.931187
> > Epoch 2, Duration=124.920588
> > Epoch 2, Training accuracy=0.202584
> > Epoch 2, Validation accuracy=0.245693
> > Epoch 3, Batch 199, Speed=419.119335
> > Epoch 3, Duration=120.948349
> > Epoch 3, Training accuracy=0.235854
> > Epoch 3, Validation accuracy=0.291066
> > Epoch 4, Batch 199, Speed=430.473733
> > Epoch 4, Duration=130.181724
> > Epoch 4, Training accuracy=0.257773
> > Epoch 4, Validation accuracy=0.304988
> >
> > real    11m7.356s
> > user    406m9.910s
> > sys     14m18.349s
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:172:
> > ImageRecordIOParser2:
> > /home/piotr/deeplearning-benchmark/data/cifar/train.rec, use 4 threads
> > for decoding..
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:230: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:248: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> completed
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:172:
> > ImageRecordIOParser2:
> > /home/piotr/deeplearning-benchmark/data/cifar/test.rec, use 4 threads
> > for decoding..
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:230: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> > [23:00:49] ../src/io/iter_image_recordio_2.cc:248: Load mean image
> > from /home/piotr/deeplearning-benchmark/data/cifar/mean.bin
> completed
> > lr_schedule: {0: 0.05, 82: 0.005000000000000001, 123: 0.0005, 300:
> > 0.0001} Epoch 0, Changed learning rate to 0.05 Epoch 0, Batch 199,
> > Speed=348.618154 Epoch 0, Duration=146.469352 Epoch 0, Training
> > accuracy=0.124121 Epoch 0, Validation accuracy=0.167227 Epoch 1, Batch
> > 199, Speed=452.790825 Epoch 1, Duration=130.199421 Epoch 1, Training
> > accuracy=0.183863 Epoch 1, Validation accuracy=0.237079 Epoch 2, Batch
> > 199, Speed=451.406559 Epoch 2, Duration=126.320823 Epoch 2, Training
> > accuracy=0.214844 Epoch 2, Validation accuracy=0.244692 Epoch 3, Batch
> > 199, Speed=403.161873 Epoch 3, Duration=125.331660 Epoch 3, Training
> > accuracy=0.243506 Epoch 3, Validation accuracy=0.301182 Epoch 4, Batch
> > 199, Speed=450.826598 Epoch 4, Duration=126.426253 Epoch 4, Training
> > accuracy=0.266424 Epoch 4, Validation accuracy=0.311899
> >
> > real    11m21.930s
> > user    415m3.855s
> > sys     13m53.975s
> >
> > On Wed, Jun 26, 2019 at 3:50 PM Pedro Larroy
> > <[email protected]> wrote:
> > >
> > > Hi Ciyong, thanks for trying to reproduce:
> > >
> > > I used this one:
> > > https://github.com/awslabs/deeplearning-
> benchmark/blob/master/dawnbe
> > > nch/cifar10.py
> > >
> > > Could you provide hardware and OS details?
> > >
> > > I will rerun and repost numbers in a few minutes.
> > >
> > > Pedro.
> > >
> > > On Wed, Jun 26, 2019 at 4:18 AM Chen, Ciyong <[email protected]>
> wrote:
> > > >
> > > > Hi Pedro,
> > > >
> > > > I'm looking at this case, and using the script of
> > > > "incubator-mxnet/example/image-classification/train_cifar10.py" to get
> the timing data, but seems there's not much difference between mxnet
> 1.4.1.rc0 and 1.5.0.rc1 on C5.18xlarge.
> > > >
> > > > Not sure if there's any difference in the python script, can you point 
> > > > me
> the link to get your script (cifar10.py)?
> > > > Or you can also have a try with MXNet's script (train_cifar10.py) and 
> > > > see
> the performance.
> > > >
> > > > Here's the command I used to collect the time:
> > > >         python train_cifar10.py --num-epoch=5
> > > >
> > > > 1) 1.5.0.rc1 (4d9667121ae6fb643f2a02ab15e25231ed756cde)
> > > >         real    9m4.880s
> > > >         user    333m13.340s
> > > >         sys     14m36.100s
> > > >
> > > > 2) 1.4.1.rc0 (1a7199691f5cbc6012bb53eecbf884bed5ae6590)
> > > >         real    9m2.155s
> > > >         user    329m37.092s
> > > >         sys     16m8.668s
> > > >
> > > > -Ciyong
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: Pedro Larroy [mailto:[email protected]]
> > > > Sent: Wednesday, June 26, 2019 6:28 AM
> > > > To: [email protected]
> > > > Cc: [email protected]
> > > > Subject: Re: [VOTE] Release Apache MXNet (incubating) version
> > > > 1.5.0.rc1
> > > >
> > > > Hi these were my build flags and system info:
> > > >
> > > >
> > > > --- # CMake configuration
> > > > USE_CUDA: "OFF" # Build with CUDA support
> > > > USE_OLDCMAKECUDA: "OFF" # Build with old cmake cuda
> > > > USE_NCCL: "OFF" # Use NVidia NCCL with CUDA
> > > > USE_OPENCV: "ON" # Build with OpenCV support
> > > > USE_OPENMP: "ON" # Build with Openmp support
> > > > USE_CUDNN: "ON" # Build with cudnn support) # one could set
> > > > CUDNN_ROOT for search path
> > > > USE_SSE: "ON" # Build with x86 SSE instruction support IF NOT ARM
> > > > USE_F16C: "ON" # Build with x86 F16C instruction support) #
> autodetects support if "ON"
> > > > USE_LAPACK: "ON" # Build with lapack support
> > > > USE_MKL_IF_AVAILABLE: "ON" # Use MKL if found
> > > > USE_MKLML_MKL: "ON" # Use MKLDNN variant of MKL (if MKL found) IF
> > > > USE_MKL_IF_AVAILABLE AND (NOT APPLE)
> > > > USE_MKLDNN: "ON" # Use MKLDNN variant of MKL (if MKL found) IF
> > > > USE_MKL_IF_AVAILABLE AND (NOT APPLE)
> > > > USE_OPERATOR_TUNING: "ON" # Enable auto-tuning of operators IF
> NOT
> > > > MSVC
> > > > USE_GPERFTOOLS: "ON" # Build with GPerfTools support (if found)
> > > > USE_JEMALLOC: "ON" # Build with Jemalloc support
> > > > USE_PROFILER: "ON" # Build with Profiler support
> > > > USE_DIST_KVSTORE: "OFF" # Build with DIST_KVSTORE support
> > > > USE_PLUGINS_WARPCTC: "OFF" # Use WARPCTC Plugins
> > > > USE_PLUGIN_CAFFE: "OFF" # Use Caffe Plugin
> > > > USE_CPP_PACKAGE: "OFF" # Build C++ Package
> > > > USE_MXNET_LIB_NAMING: "ON" # Use MXNet library naming
> conventions.
> > > > USE_GPROF: "OFF" # Compile with gprof (profiling) flag
> > > > USE_CXX14_IF_AVAILABLE: "OFF" # Build with C++14 if the compiler
> > > > supports it
> > > > USE_VTUNE: "OFF" # Enable use of Intel Amplifier XE (VTune)) # one
> > > > could set VTUNE_ROOT for search path
> > > > ENABLE_CUDA_RTC: "ON" # Build with CUDA runtime compilation
> > > > support
> > > > BUILD_CPP_EXAMPLES: "ON" # Build cpp examples
> > > > INSTALL_EXAMPLES: "OFF" # Install the example source files.
> > > > USE_SIGNAL_HANDLER: "ON" # Print stack traces on segfaults.
> > > > USE_TENSORRT: "OFF" # Enable infeference optimization with TensorRT.
> > > > USE_ASAN: "OFF" # Enable Clang/GCC ASAN sanitizers.
> > > > ENABLE_TESTCOVERAGE: "OFF" # Enable compilation with test coverage
> > > > metric output
> > > > CMAKE_BUILD_TYPE: "Release"
> > > > CMAKE_CUDA_COMPILER_LAUNCHER: "ccache"
> > > > CMAKE_C_COMPILER_LAUNCHER: "ccache"
> > > > CMAKE_CXX_COMPILER_LAUNCHER: "ccache"
> > > >
> > > > commit 4d9667121ae6fb643f2a02ab15e25231ed756cde (HEAD, tag:
> > > > 1.5.0.rc1,
> > > > upstream/v1.5.x)
> > > > commit 1a7199691f5cbc6012bb53eecbf884bed5ae6590 (HEAD, tag:
> > > > 1.4.1.rc0,
> > > > upstream/v1.4.x)
> > > >
> > > > curl http://169.254.169.254/latest/meta-data/instance-type
> > > > c5d.18xlarge
> > > >
> > > >
> > > > Version      : 3.6.7
> > > > Compiler     : GCC 8.2.0
> > > > Build        : ('default', 'Oct 22 2018 11:32:17')
> > > > Arch         : ('64bit', 'ELF')
> > > > ------------Pip Info-----------
> > > > Version      : 19.1.1
> > > > Directory    : /home/piotr/mxnet_1.5/py3_venv/lib/python3.6/site-
> packages/pip
> > > > ----------MXNet Info-----------
> > > > Version      : 1.5.0
> > > > Directory    : /home/piotr/mxnet_1.5/python/mxnet
> > > > Hashtag not found. Not installed from pre-built package.
> > > > ----------System Info----------
> > > > Platform     : Linux-4.15.0-1035-aws-x86_64-with-Ubuntu-18.04-bionic
> > > > system       : Linux
> > > > node         : ip-172-31-63-171
> > > > release      : 4.15.0-1035-aws
> > > > version      : #37-Ubuntu SMP Mon Mar 18 16:15:14 UTC 2019
> > > > ----------Hardware Info----------
> > > > machine      : x86_64
> > > > processor    : x86_64
> > > > Architecture:        x86_64
> > > > CPU op-mode(s):      32-bit, 64-bit
> > > > Byte Order:          Little Endian
> > > > CPU(s):              72
> > > > On-line CPU(s) list: 0-71
> > > > Thread(s) per core:  2
> > > > Core(s) per socket:  18
> > > > Socket(s):           2
> > > > NUMA node(s):        2
> > > > Vendor ID:           GenuineIntel
> > > > CPU family:          6
> > > > Model:               85
> > > > Model name:          Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
> > > > Stepping:            4
> > > > CPU MHz:             1326.446
> > > > BogoMIPS:            6000.00
> > > > Hypervisor vendor:   KVM
> > > > Virtualization type: full
> > > > L1d cache:           32K
> > > > L1i cache:           32K
> > > > L2 cache:            1024K
> > > > L3 cache:            25344K
> > > > NUMA node0 CPU(s):   0-17,36-53
> > > > NUMA node1 CPU(s):   18-35,54-71
> > > > Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr
> > > > pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx
> > > > pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl
> > > > xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq monitor ssse3
> > > > fma cx16 pcid
> > > > sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx
> > > > f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single
> > > > pti fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm
> > > > mpx avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd
> > > > avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves ida arat pku
> > > > ospke ----------Network Test----------
> > > >
> > > > ----------Python Info----------
> > > > Version      : 3.6.7
> > > > Compiler     : GCC 8.2.0
> > > > Build        : ('default', 'Oct 22 2018 11:32:17')
> > > > Arch         : ('64bit', 'ELF')
> > > > ------------Pip Info-----------
> > > > Version      : 19.1.1
> > > > Directory    : /home/piotr/mxnet_1.4/py3_venv/lib/python3.6/site-
> packages/pip
> > > > ----------MXNet Info-----------
> > > > Version      : 1.4.1
> > > > Directory    : /home/piotr/mxnet_1.4/python/mxnet
> > > > Hashtag not found. Not installed from pre-built package.
> > > > ----------System Info----------
> > > > Platform     : Linux-4.15.0-1035-aws-x86_64-with-Ubuntu-18.04-bionic
> > > > system       : Linux
> > > > node         : ip-172-31-63-171
> > > > release      : 4.15.0-1035-aws
> > > > version      : #37-Ubuntu SMP Mon Mar 18 16:15:14 UTC 2019
> > > > ----------Hardware Info----------
> > > > machine      : x86_64
> > > > processor    : x86_64
> > > > Architecture:        x86_64
> > > > CPU op-mode(s):      32-bit, 64-bit
> > > > Byte Order:          Little Endian
> > > > CPU(s):              72
> > > > On-line CPU(s) list: 0-71
> > > > Thread(s) per core:  2
> > > > Core(s) per socket:  18
> > > > Socket(s):           2
> > > > NUMA node(s):        2
> > > > Vendor ID:           GenuineIntel
> > > > CPU family:          6
> > > > Model:               85
> > > > Model name:          Intel(R) Xeon(R) Platinum 8124M CPU @ 3.00GHz
> > > > Stepping:            4
> > > > CPU MHz:             1223.344
> > > > BogoMIPS:            6000.00
> > > > Hypervisor vendor:   KVM
> > > > Virtualization type: full
> > > > L1d cache:           32K
> > > > L1i cache:           32K
> > > > L2 cache:            1024K
> > > > L3 cache:            25344K
> > > > NUMA node0 CPU(s):   0-17,36-53
> > > > NUMA node1 CPU(s):   18-35,54-71
> > > > Flags:               fpu vme de pse tsc msr pae mce cx8 apic sep mtrr
> > > > pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss ht syscall nx
> > > > pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl
> > > > xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq monitor ssse3
> > > > fma cx16 pcid
> > > > sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx
> > > > f16c rdrand hypervisor lahf_lm abm 3dnowprefetch invpcid_single
> > > > pti fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm
> > > > mpx avx512f avx512dq rdseed adx smap clflushopt clwb avx512cd
> > > > avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves ida arat pku
> > > > ospke ----------Network Test----------
> > > >
> > > > On Tue, Jun 25, 2019 at 2:35 PM Pedro Larroy
> <[email protected]> wrote:
> > > > >
> > > > > I did a training of cifar10 in CPU and seems there's some
> > > > > regressions in the range of 7% increase of training time against 
> > > > > 1.4.1:
> > > > >
> > > > > (py3_venv)
> > > > > piotr@ip-172-31-63-171:0:~/deeplearning-benchmark/dawnbench
> > > > > (master)+$ time python cifar10.py --epochs 5
> > > > > real    11m30.388s
> > > > > user    417m7.766s
> > > > > sys     16m57.315s
> > > > >
> > > > > VS 1.4.1:
> > > > > real    10m41.994s
> > > > > user    392m40.646s
> > > > > sys     12m30.601s
> > > > >
> > > > >
> > > > > On Thu, Jun 20, 2019 at 10:15 PM Lai Wei <[email protected]>
> wrote:
> > > > > >
> > > > > > Hi Anirudh,
> > > > > >
> > > > > > Thanks for jumping into this quickly, I followed up on the issue.
> > > > > >
> > > > > > I was meant for sockeye developer/maintainers to help setup
> > > > > > nightly tests and raise issues early.
> > > > > >
> > > > > > Thanks!
> > > > > >
> > > > > > On Fri, Jun 21, 2019 at 10:10 AM Haibin Lin
> > > > > > <[email protected]>
> > > > > > wrote:
> > > > > >
> > > > > > > In GluonNLP we are testing with MXNET nightly build for each
> > > > > > > PR, and we did find some MXNet related issue caught by the CI.
> > > > > > > I recommend other toolkits also add integration tests with MXNet
> nightly.
> > > > > > > It helps identify issues early.
> > > > > > >
> > > > > > > Best,
> > > > > > > Haibin
> > > > > > >
> > > > > > > On Thu, Jun 20, 2019 at 18:52 Zhao, Patric <[email protected]>
> wrote:
> > > > > > >
> > > > > > > > Thanks to raise the issue and we will take a look ASAP.
> > > > > > > >
> > > > > > > > The downstream cases is not in the MXNet CI so it's hard
> > > > > > > > to catch the potential bugs or performance degradation for
> MXNet developers.
> > > > > > > >
> > > > > > > > In the future, I suggest adding the major downstream test
> > > > > > > > cases, like
> > > > > > > from
> > > > > > > > sockeye, GluonNLP, GLuonCV, DGL, Gluon-TS, into the nightly
> test.
> > > > > > > > If it's still too heavy,  maybe testing it weekly or
> > > > > > > > monthly :)
> > > > > > > >
> > > > > > > > Thanks,
> > > > > > > >
> > > > > > > > --Patric
> > > > > > > >
> > > > > > > > > -----Original Message-----
> > > > > > > > > From: Anirudh Subramanian [mailto:[email protected]]
> > > > > > > > > Sent: Friday, June 21, 2019 9:31 AM
> > > > > > > > > To: [email protected]
> > > > > > > > > Cc: [email protected]
> > > > > > > > > Subject: Re: [VOTE] Release Apache MXNet (incubating)
> > > > > > > > > version
> > > > > > > > > 1.5.0.rc1
> > > > > > > > >
> > > > > > > > > Hi Lai,
> > > > > > > > >
> > > > > > > > > I have opened an issue:
> > > > > > > > > https://github.com/apache/incubator-mxnet/issues/15297
> > > > > > > > > I came to know about this issue only today and I have
> > > > > > > > > not been
> > > > > > > monitoring
> > > > > > > > > sockeye.
> > > > > > > > > I jumped onto this issue to make sure it wasn't caused
> > > > > > > > > by the dlpack
> > > > > > > > changes.
> > > > > > > > > Also, I don't  think sockeye CI checks against master,
> > > > > > > > > it is using
> > > > > > > 1.4.1.
> > > > > > > > >
> > > > > > > > > Anirudh
> > > > > > > > >
> > > > > > > > >
> > > > > > > > > On Thu, Jun 20, 2019 at 6:17 PM Lai Wei <[email protected]>
> wrote:
> > > > > > > > >
> > > > > > > > > > Hi,
> > > > > > > > > >
> > > > > > > > > > Could you share which test failed and what’s the
> > > > > > > > > > crash? How to reproduce it?
> > > > > > > > > >
> > > > > > > > > > I was able to install sockeye and run all tests passed.
> > > > > > > > > > Using python setup.py test
> > > > > > > > > >
> > > > > > > > > > I have tested both nightly pip package and 1.5.0.rc1
> > > > > > > > > >
> > > > > > > > > > It would be great to create an issue with reproducible
> > > > > > > > > > steps and move the discussion there.
> > > > > > > > > >
> > > > > > > > > > Also I see sockeye nightly build[1] has been failing
> > > > > > > > > > for some time,
> > > > > > > if
> > > > > > > > > > it’s due to MXNet change, please raise this early so
> > > > > > > > > > we can track and solve it in time rather than block the 
> > > > > > > > > > release
> during vote time.
> > > > > > > > > >
> > > > > > > > > > [1] https://travis-ci.org/awslabs/sockeye
> > > > > > > > > >
> > > > > > > > > >
> > > > > > > > > > On Fri, Jun 21, 2019 at 7:01 AM Anirudh Subramanian
> > > > > > > > > > <[email protected]
> > > > > > > > > > >
> > > > > > > > > > wrote:
> > > > > > > > > >
> > > > > > > > > > > I was able to reproduce a crash with the commit
> > > > > > > > > > > 09202f7f261954383aa387144524d38f83f18d06 but not
> > > > > > > > > > > with the commit
> a862270beb2d796c1ba311183f7f4a766a18ad6c.
> > > > > > > > > > >
> > > > > > > > > > > Anirudh
> > > > > > > > > > >
> > > > > > > > > > > On Thu, Jun 20, 2019 at 3:53 PM Lai Wei
> > > > > > > > > > > <[email protected]>
> > > > > > > wrote:
> > > > > > > > > > >
> > > > > > > > > > > > Hi Przemyslaw,
> > > > > > > > > > > >
> > > > > > > > > > > > Is there an issue with more details to track the 
> > > > > > > > > > > > problem?
> > > > > > > > > > > >
> > > > > > > > > > > >
> > > > > > > > > > > > On Fri, Jun 21, 2019 at 6:04 AM Przemysław Trędak
> > > > > > > > > > > > <[email protected]>
> > > > > > > > > > > > wrote:
> > > > > > > > > > > >
> > > > > > > > > > > > > -1
> > > > > > > > > > > > >
> > > > > > > > > > > > > There is a crash in sockeye unit test (python
> > > > > > > > > > > > > setup.py
> > > > > > > > > > > > > test) observed starting with nightly 1.5 build
> > > > > > > > > > > > > from
> > > > > > > > > > > > > 6/13 and still occuring in
> > > > > > > > > > > 1.5rc1. I
> > > > > > > > > > > > > don't yet have the exact commit that is
> > > > > > > > > > > > > responsible for it, but it is either
> > > > > > > > > > > > > a862270beb2d796c1ba311183f7f4a766a18ad6c (dlpack
> > > > > > > > > > > > > related) or
> > > > > > > > > > > > > 09202f7f261954383aa387144524d38f83f18d06 (cached
> > > > > > > > > > > > > op
> > > > > > > > > optimization).
> > > > > > > > > > > > >
> > > > > > > > > > > > > On 2019/06/20 06:36:22, Lai Wei <[email protected]>
> wrote:
> > > > > > > > > > > > > > Dear MXNet community,
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > This is the 3-day vote to release Apache MXNet
> > > > > > > > > > > > > > (incubating) version
> > > > > > > > > > > > > 1.5.0.
> > > > > > > > > > > > > > Voting on dev@ will start June 19,
> > > > > > > > > > > > > > 23:59:59(PST) and close
> > > > > > > on
> > > > > > > > > > June
> > > > > > > > > > > > 22,
> > > > > > > > > > > > > > 23:59:59.
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > 1) Link to release notes:
> > > > > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > https://cwiki.apache.org/confluence/display/MXNET/1.5.0+Rele
> > > > > > > ase+No
> > > > > > > te
> > > > > > > > > > > s
> > > > > > > > > > > > > >
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > 2) Link to release candidate:
> > > > > > > > > > > > > >
> > > > > > > > > > > > > >
> > > > > > > https://github.com/apache/incubator-mxnet/releases/tag/1.5.0
> > > > > > > .r
> > > > > > > > > > > > > > c1
> > > > > > > > > > > > > >
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > 3) Link to source and signatures on apache dist 
> > > > > > > > > > > > > > server:
> > > > > > > > > > > > > >
> > > > > > > > > > > > > >
> > > > > > > https://dist.apache.org/repos/dist/dev/incubator/mxnet/1.5.0
> > > > > > > .r
> > > > > > > > > > > > > > c1/
> > > > > > > > > > > > > >
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > Please remember to TEST first before voting
> accordingly:
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > +1 = approve
> > > > > > > > > > > > > > +0 = no opinion
> > > > > > > > > > > > > > -1 = disapprove (provide reason)
> > > > > > > > > > > > > > --
> > > > > > > > > > > > > > Best Regards
> > > > > > > > > > > > > >
> > > > > > > > > > > > > > Lai
> > > > > > > > > > > > > >
> > > > > > > > > > > > >
> > > > > > > > > > > > --
> > > > > > > > > > > > Best Regards
> > > > > > > > > > > >
> > > > > > > > > > > > Lai
> > > > > > > > > > > >
> > > > > > > > > > >
> > > > > > > > > > --
> > > > > > > > > > Best Regards
> > > > > > > > > >
> > > > > > > > > > Lai
> > > > > > > > > >
> > > > > > > >
> > > > > > >
> > > > > > --
> > > > > > Best Regards
> > > > > >
> > > > > > Lai

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