| set -e | 
 |  | 
 | if ! [ -e $ANDROID_BUILD_TOP/external/chromium-trace/systrace.py ]; then | 
 |     echo "error: can't find systrace.py at \$ANDROID_BUILD_TOP/external/chromium-trace/systrace.py" | 
 |     exit 1 | 
 | fi | 
 |  | 
 | adb shell "sleep 1; atrace -b 65536 --async_start adb sched power freq idle disk mmc load" | 
 | adb shell killall adbd | 
 | adb wait-for-device | 
 | echo "press enter to finish..." | 
 | read | 
 | TRACE_TEMP=`mktemp /tmp/trace.XXXXXX` | 
 | echo Saving trace to ${TRACE_TEMP}, html file to ${TRACE_TEMP}.html | 
 | adb shell atrace --async_stop -z > ${TRACE_TEMP} | 
 | $ANDROID_BUILD_TOP/external/chromium-trace/systrace.py --from-file=${TRACE_TEMP} -o ${TRACE_TEMP}.html | 
 | chrome ${TRACE_TEMP}.html |