Add OS Info script for Linux

  * Add simple script that grabs some information about CPU, memory, etc (everything that doesn't require root privileges)

src/cpu_info_linux.sh

@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+
+source common.sh
+RESULT_DIR="../results/${current_arch}"
+mkdir -p "${RESULT_DIR}"
+
+echo "Recording output of uname"
+uname -mrsv > "${RESULT_DIR}/linux_uname.log"
+
+if [[ -d /sys/devices/system/cpu/ ]]; then
+    echo "Obtaining cpu information from /sys"
+    for i in /sys/devices/system/cpu/cpu[0-9]*; do
+        CPU=$(basename "${i}")
+        if [[ -d "${i}/cache" ]]; then
+            for idx in ${i}/cache/index*; do
+                IDX_NAME=$(basename ${idx})
+                LEVEL=$(cat "${idx}/level")
+                TYPE=$(cat "${idx}/type")
+                for parameter in ${idx}/*; do
+                    p_base="$(basename ${parameter})"
+                    if [[ "${p_base}" == "uevent" ]] || [[ "${p_base}" == "level" ]] || [[ "${p_base}" == "type" ]]; then
+                        continue
+                    fi
+                    echo -n "${CPU}_L${LEVEL}${TYPE}_${p_base}=" >> "${RESULT_DIR}/linux_cpu_sys.log"
+                    cat "${parameter}" >> "${RESULT_DIR}/linux_cpu_sys.log"
+                done
+            done
+        fi
+        if [[ -d "${i}/cpufreq" ]]; then
+            for freq in cur_freq max_freq min_freq; do 
+                echo -n "${CPU}_${freq}=" >> "${RESULT_DIR}/linux_cpu_sys.log"
+                cat "${i}/cpufreq/scaling_${freq}" >> "${RESULT_DIR}/linux_cpu_sys.log"
+            done
+        fi
+    done
+fi
+
+echo "Saving numactl information..."
+numactl -H &>> "${RESULT_DIR}/linux_numactl.log"
+
+echo "Getting information from current compiler"
+cc --version >> "${RESULT_DIR}/linux_compiler.log"
+
+# compile test code and do heruistics to detect cpu frequency
+echo "Compiling code to detect CPU frequency..."
+cc -ocpu_freq -std=gnu99 -Wall -Wextra -O2 utilities/cpu_freq.c -lpthread
+echo "Running tool to attempt to detect real sustained frequency... This might take a while..."
+echo "To make results more accurate please don't touch your computer while tools are running"
+CORES=${cpus_count}
+rm -f "${RESULT_DIR}/linux_freq.log"
+for i in $(seq 1 "${CORES}"); do
+    echo "Running code to detect CPU frequency for ${i} cores"
+    nice -19 ./cpu_freq "${i}" >> "${RESULT_DIR}/linux_freq.log"
+    echo >> "${RESULT_DIR}/linux_freq.log"
+done
+echo "Saving cpuinfo and meminfo"
+cat /proc/cpuinfo > "${RESULT_DIR}/linux_cpuinfo.log"
+cat /proc/meminfo > "${RESULT_DIR}/linux_meminfo.log"
+

src/run.sh

@@ -5,12 +5,24 @@ RESULT_DIR="../results/${current_arch}"
 mkdir -p "${RESULT_DIR}"
 
 if [[ ${os_name} == "mac" ]]; then
-	./cpu_info_mac.sh
+    echo "Will gather system information"
+    ./cpu_info_mac.sh
+fi
+
+if [[ ${os_name} == "Linux" ]]; then
+    echo "Will gather system information"
+    ./cpu_info_linux.sh
 fi
 
 BIN_DIR="../bin/${os_name}/${current_arch}"
-for BINARY in $(ls ${BIN_DIR}/); do
+BINARY_LIST="$(ls ${BIN_DIR}/)"
+if [[ "${#@}" -eq 1 ]]; then
+	BINARY=${1}
+	BINARY_LIST="$(ls ${BIN_DIR}/ | grep ${BINARY})"
+fi
+for BINARY in ${BINARY_LIST}; do
     [[ ! -x "${BIN_DIR}/${BINARY}" ]] && continue ||:
     echo "Running ${BINARY}"
-    "${BIN_DIR}/${BINARY}" &> "${RESULT_DIR}/${BINARY}.stdout_stderr.log" 
+    BASE_BINARY_NAME="$(cut -d_ -f 1 <<< ${BINARY})"
+    "${BIN_DIR}/${BINARY}" ${binaryExtraArgs[${BASE_BINARY_NAME}]} &> "${RESULT_DIR}/${BINARY}.stdout_stderr.log" 
 done