add script to check the cpu env

paddle/scripts/check_env.sh

+#!/bin/bash
+
+if [ "`uname -s`" != "Linux" ]; then
+  echo "Current scenario only support in Linux yet!"
+  exit 0
+fi
+
+echo "========================= Hardware Information ========================="
+sockets=`grep 'physical id' /proc/cpuinfo | sort -u | wc -l`
+cores_per_socket=`grep 'core id' /proc/cpuinfo | sort -u | wc -l`
+ht=`lscpu |grep "per core" |awk -F':' '{print $2}'|xargs`
+physical_cores=$((sockets * cores_per_socket))
+virtual_cores=`grep 'processor' /proc/cpuinfo | sort -u | wc -l`
+numa_nodes=`lscpu |grep "NUMA node(s)"|awk -F':' '{print $2}'|xargs`
+echo "CPU Name               : `lscpu |grep \"name\" |awk -F':' '{print $2}'|xargs`"
+echo "CPU Family             : `lscpu |grep \"CPU family\" |awk -F':' '{print $2}'|xargs`"
+echo "Socket Number          : $sockets"
+echo "Cores Per Socket       : $cores_per_socket"
+echo "Total Physical Cores   : $physical_cores"
+echo "Total Virtual Cores    : $virtual_cores"
+if [ $ht -eq 1 ]; then
+  echo "Hyper Threading        : OFF"
+  if [ $physical_cores -ne $virtual_cores ]; then
+    echo "Error: HT logical error"
+  fi
+else
+  echo "Hyper Threading        : ON"
+  if [ $physical_cores -ge $virtual_cores ]; then
+    echo "Error: HT logical error"
+  fi
+fi
+echo "NUMA Nodes             : $numa_nodes"
+if [ $numa_nodes -lt $sockets ]; then
+  echo "Warning: NUMA node is not enough for the best performance,\
+ at least $sockets"
+fi
+
+echo "-------------------------- Memory Information --------------------------"
+echo "DIMMs max slots        : `dmidecode | grep "Bank Locator" | wc -l`"
+# dmidecode support start from 2.11
+num_dimms_installed=`dmidecode | grep "Memory Device Mapped" | wc -l`
+num_clock_configed=`dmidecode | grep -i "Configured Clock Speed" |grep -i "Hz" |wc -l`
+echo "Installed DIMM number  : $num_dimms_installed"
+if [ $num_dimms_installed -ne $num_clock_configed ]; then
+  echo "Error: installed DIMMs do ont match configured clocks: $num_clock_configed"
+fi
+echo "Memory Size            : `free -h |grep -i mem |awk -F' ' '{print $2}'|xargs`"
+echo "Swap Memory Size       : `free -h |grep -i swap |awk -F' ' '{print $2}'|xargs`"
+echo "Total Memory Size      : `free -th |grep -i total |tail -n 1| awk -F' ' '{print $2}'|xargs`"
+echo "Max Memory Capacity    : `dmidecode |grep -i \"maximum capacity\"|sort -u|awk -F':' '{print $2}'|xargs`"
+# DIMMs fequency
+clock_speeds=`dmidecode | grep -i "Configured Clock Speed" | grep -i "Hz" |sort -u | awk -F':' '{print $2}'|xargs`
+echo "Configed Clock Speed   : $clock_speeds"
+num_clock_type=`dmidecode | grep -i "Configured Clock Speed" | grep -i "Hz" |sort -u | wc -l`
+if [ $num_clock_type -ne 1 ]; then
+  echo "Warning: Have more than 1 speed type, all DIMMs should have same fequency: $clock_speeds"
+fi
+
+echo "-------------------------- Turbo Information  --------------------------"
+scaling_drive=`cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver`
+echo "Scaling Driver         : $scaling_drive"
+if [ $scaling_drive == "intel_pstate" ] && [ -e /sys/devices/system/cpu/intel_pstate/no_turbo ]; then
+  turbo=`cat /sys/devices/system/cpu/intel_pstate/no_turbo`
+  if [ $turbo -eq 1 ]; then
+    echo "Turbo Status           : OFF"
+  else
+    echo "Turbo Status           : ON"
+  fi
+else
+  echo "Warning: Scaling driver is not intel_pstarte, maybe should enable it in BIOS"
+  echo "Turbo Status           : Unknown"
+fi
+# cpu frequency
+num_max_freq=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_max_freq| sort -u |wc -l`
+num_min_freq=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_min_freq| sort -u |wc -l`
+if [ $num_max_freq -ne 1 ]; then
+  echo "Error: the max_frequency of all CPU should be equal"
+fi
+if [ $num_min_freq -ne 1 ]; then
+  echo "Error: the min_frequency of all CPU should be equal"
+fi
+max_freq=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_max_freq| uniq|xargs` # kHz
+max_freq=`awk 'BEGIN{printf "%.2f",('$max_freq' / 1000000)}'` # GHz
+min_freq=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_min_freq| uniq|xargs` # kHz
+min_freq=`awk 'BEGIN{printf "%.2f",('$min_freq' / 1000000)}'` # GHz
+echo "CPU Max Frequency      : $max_freq GHz"
+echo "CPU Min Frequency      : $min_freq GHz"
+# cpu governor
+num_governor=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor| sort -u |wc -l`
+if [ $num_governor -ne 1 ]; then
+  echo "Error: the governor of all CPU should be the same"
+fi
+governor=`cat /sys/devices/system/cpu/cpu*/cpufreq/scaling_governor| sort -u |uniq`
+echo "CPU Freq Governor      : $governor"
+
+
+echo "========================= Software Information ========================="
+echo "BIOS Release Date      : `dmidecode | grep "Release Date"|awk -F ':' '{print $2}'|xargs`"
+echo "OS Version             : `cat /etc/redhat-release`"
+echo "Kernel Release Version : `uname -r`"
+echo "Kernel Patch Version   : `uname -v`"
+echo "GCC Version            :`gcc --version | head -n 1|awk -F '\\\(GCC\\\)' '{print $2}'`"
+echo "CMake Version          :`cmake --version | head -n 1 | awk -F 'version' '{print $2}'`"
+echo "------------------ Environment Variables Information -------------------"
+kmp_affinity=`env | grep KMP_AFFINITY`
+omp_dynamic=`env | grep OMP_DYNAMIC`
+omp_nested=`env | grep OMP_NESTED`
+omp_num_threads=`env | grep OMP_NUM_THREADS`
+mkl_num_threads=`env | grep MKL_NUM_THREADS`
+mkl_dynamic=`env | grep MKL_DYNAMIC`
+if [ ! $kmp_affinity ]; then kmp_affinity="unset"; fi
+if [ ! $omp_dynamic ]; then omp_dynamic="unset"; fi
+if [ ! $omp_nested ]; then omp_nested="unset"; fi
+if [ ! $omp_num_threads ]; then omp_num_threads="unset"; fi
+if [ ! $mkl_num_threads ]; then mkl_num_threads="unset"; fi
+if [ ! $mkl_dynamic ]; then mkl_dynamic="unset"; fi
+echo "KMP_AFFINITY           : $kmp_affinity"
+echo "OMP_DYNAMIC            : $omp_dynamic"
+echo "OMP_NESTED             : $omp_nested"
+echo "OMP_NUM_THREADS        : $omp_num_threads"
+echo "MKL_NUM_THREADS        : $mkl_num_threads"
+echo "MKL_DYNAMIC            : $mkl_dynamic"
+# Check if any MKL related libraries have been installed in LD_LIBRARY_PATH
+for path in `echo $LD_LIBRARY_PATH | awk -F ':' '{for(i=1;i<=NF;++i)print $i}'`; do
+  mkldnn_found=`find $path -name "libmkldnn.so"`
+  if [ "$mkldnn_found" ]; then
+    echo "Found MKL-DNN          : $mkldnn_found"
+  fi
+  mklml_found=`find $path -name "libmklml_intel.so"`
+  if [ "$mklml_found" ]; then
+    echo "Found MKLML            : $mklml_found"
+  fi
+  iomp_found=`find $path -name "libiomp5.so"`
+  if [ "$iomp_found" ]; then
+    echo "Found IOMP             : $iomp_found"
+  fi
+done
+
+# dump all details for fully check
+lscpu > lscpu.dump
+dmidecode > dmidecode.dump