linux测试性能

rm /navi_map/performance
i=$1
while [ $i -gt 0 ]
do
app=ps aux | grep NaviEngineApp | grep -v grep
cpu=echo $app|awk '{print $3}'
mem=echo $app|awk '{print $6}'
echo “$(date “+%Y-%m-%d %H:%M:%S”) >> $cpu,$mem” >> /navi_map/performance
let i–
sleep 10
done