shell脚本添加脚本执行时间和当前运行次数current running time

 #!/bin/bash
 ############################
 #Author:Bing
 #Create time:3/31/2017
 ############################
 i=0
 count=0
 startdate=`date`
 folder=`date +"%Y%m%d"`
 file1=psu_speed.log
 file2=psu_i2c_5a.log
 file3=psu_i2c_5b.log
 file4=psu_airflow_5a.log
 file5=psu_airflow_5b.log
 file6=cpu_i2c.log
 if [ -d $folder ];then
 rm -rf $folder
 else
 mkdir $folder
 fi
 mkdir $folder
 echo
 echo =======================PuTTY log ${startdate}====================
 echo
 start_time=`date +%s`
 while true
  do
     #/home/diagtool/fct_seastone/psu_i2c.sh 0x5a |tee $file1
     /home/diagtool/fct_seastone/diagtool psu_speed |tee -a $folder/$file1
     sleep 2
     /home/diagtool/fct_seastone/psu_i2c_48V.sh 0x5a |tee -a $folder/$file2
     sleep 2
     /home/diagtool/fct_seastone/psu_i2c_48V.sh 0x5b |tee -a $folder/$file3
     sleep 2
     /home/diagtool/fct_seastone/psu_airflow.sh 0x5a |tee -a $folder/$file4
     sleep 2
     /home/diagtool/fct_seastone/psu_airflow.sh 0x5b |tee -a $folder/$file5
     sleep 2
     /home/diagtool/fct_seastone/i2c_access.sh |tee -a $folder/$file6
     sleep 5

     i=$[$i+1]
     echo =====current running $i times=============== 

 done
 end_time=`date +%s`

 cost_time=$[ end_time - start_time ]
 echo Total running count=${i}time
 echo "Total running times=$cost_time seconds"
 echo ========================log end==========================================