Created by: luotao1

test_conv2d_bf16_mkldnn_op fails on 5117 machine (Nightly Job)

• error log

[19:20:48] :	 [Step 1/2] The following tests FAILED:
[19:20:48] :	 [Step 1/2] 	1179 - test_conv2d_bf16_mkldnn_op (Failed)
[19:20:48] :	 [Step 1/2] At least one test failed with exit code => 0
[19:20:48] :	 [Step 1/2] At least one test failed with exit code => 0
[19:20:48] :	 [Step 1/2] 1/1 Test #1179: test_conv2d_bf16_mkldnn_op .......***Failed    1.98 sec
[19:20:48] :	 [Step 1/2] W0926 19:20:48.445756 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.461982 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.662735 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.681520 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.695686 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.721101 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] W0926 19:20:48.740229 51794 operator.cc:205] conv2d raises an exception dnnl::error, could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] test_conv2d_bf16_mkldnn_op failed
[19:20:48] :	 [Step 1/2]  ...E...E.......E...E...E...E...E
[19:20:48] :	 [Step 1/2] ======================================================================
[19:20:48] :	 [Step 1/2] ERROR: test_check_output (test_conv2d_bf16_mkldnn_op.TestConv2d)
[19:20:48] :	 [Step 1/2] ----------------------------------------------------------------------
[19:20:48] :	 [Step 1/2] Traceback (most recent call last):
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/tests/unittests/mkldnn/test_conv2d_bf16_mkldnn_op.py", line 105, in test_check_output
[19:20:48] :	 [Step 1/2]     self.check_output_with_place(core.CPUPlace())
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/tests/unittests/op_test.py", line 995, in check_output_with_place
[19:20:48] :	 [Step 1/2]     outs, fetch_list = self._calc_output(place, no_check_set=no_check_set)
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/tests/unittests/op_test.py", line 619, in _calc_output
[19:20:48] :	 [Step 1/2]     return_numpy=False)
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/executor.py", line 1101, in run
[19:20:48] :	 [Step 1/2]     six.reraise(*sys.exc_info())
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/executor.py", line 1099, in run
[19:20:48] :	 [Step 1/2]     return_merged=return_merged)
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/executor.py", line 1223, in _run_impl
[19:20:48] :	 [Step 1/2]     use_program_cache=use_program_cache)
[19:20:48] :	 [Step 1/2]   File "/paddle/build/python/paddle/fluid/executor.py", line 1308, in _run_program
[19:20:48] :	 [Step 1/2]     fetch_var_name)
[19:20:48] :	 [Step 1/2] RuntimeError: could not create a primitive descriptor iterator
[19:20:48] :	 [Step 1/2] 
[19:20:48] :	 [Step 1/2] ======================================================================
[19:20:48] :	 [Step 1/2] ERROR: test_check_output (test_conv2d_bf16_mkldnn_op.TestConv2dBf16Op)
[19:20:48] :	 [Step 1/2] ----------------------------------------------------------------------

• machine information in log

[20:24:47][Step 1/2] ****************************************
[20:24:47][Step 1/2] + bash /paddle/tools/get_cpu_info.sh
[20:24:47][Step 1/2] ********** Hardware Information **********
[20:24:47][Step 1/2] CPU Name               : Intel(R) Xeon(R) Gold 5117 CPU @ 2.00GHz
[20:24:47][Step 1/2] CPU Family             : 6
[20:24:47][Step 1/2] Socket Number          : 16
[20:24:47][Step 1/2] Cores Per Socket       : 1
[20:24:47][Step 1/2] Total Physical Cores   : 16
[20:24:47][Step 1/2] Total Virtual Cores    : 16
[20:24:47][Step 1/2] Hyper Threading        : OFF
[20:24:47][Step 1/2] NUMA Nodes             : 1
[20:24:47][Step 1/2] Warning: NUMA node is not enough for the best performance, at least 16
[20:24:47][Step 1/2] ********** Software Information **********
[20:24:47][Step 1/2] OS Version             : Linux version 3.10.0_3-0-0-15 () (gcc version 4.8.2 (GCC) ) #1 SMP Fri Jan 12 18:18:11 CST 2018
[20:24:47][Step 1/2] Kernel Release Version : 3.10.0_3-0-0-15
[20:24:47][Step 1/2] Kernel Patch Version   : #1 SMP Fri Jan 12 18:18:11 CST 2018
[20:24:47][Step 1/2] GCC Version            : 8.2.0

• CPU log: Maybe our machine lack some Instruction set

processor	: 15
vendor_id	: GenuineIntel
cpu family	: 6
model		: 85
model name	: Intel(R) Xeon(R) Gold 5117 CPU @ 2.00GHz
stepping	: 4
microcode	: 0x1
cpu MHz		: 2000.131
cache size	: 4096 KB
physical id	: 15
siblings	: 1
core id		: 0
cpu cores	: 1
apicid		: 15
initial apicid	: 15
fpu		: yes
fpu_exception	: yes
cpuid level	: 13
wp		: yes
flags		: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon rep_good nopl eagerfpu pni pclmulqdq ssse3 fma cx16 pcid sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm abm 3dnowprefetch arat fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm mpx avx512f rdseed adx smap avx512cd xsaveopt xsavec xgetbv1
bogomips	: 4017.26
clflush size	: 64
cache_alignment	: 64
address sizes	: 40 bits physical, 48 bits virtual
power management:

Paddle_PR_CI_Night_36227.log Paddle_PR_CI_Night_36228.log

@wozna @jczaja @lidanqing-intel Please help fix it.