$more get_wstts_success.sh #!/bin/bash open_gw_1=$(ssh admin@open-gw-1 "sh /home/admin/bin/check_wstts_success.sh") open_gw_2=$(ssh admin@open-gw-2 "sh /home/admin/bin/check_wstts_success.sh") #echo $open_gw_1 #echo $open_gw_2 gw_1_all=$(echo $open_gw_1 | cut -d " " -f1) gw_1_err=$(echo $open_gw_1 | cut -d " " -f2) #echo $gw_1_all #echo $gw_1_err gw_2_all=$(echo $open_gw_2 | cut -d " " -f1) gw_2_err=$(echo $open_gw_2 | cut -d " " -f2) #echo $gw_2_all #echo $gw_2_err if [ $gw_1_all -eq 0 ] && [ $gw_2_all -eq 0 ]; then echo 1.00000 else successrate=$(echo "scale=5;rate=($gw_1_all + $gw_2_all - $gw_1_err - $gw_2_err) / ($gw_1_all + $gw_2_all);if(length(rate)==scale(rate)) print 0;print rate"|bc) echo $successrate fi
第二種實現方法：
awk 'BEGIN{printf "%0.6f",5/6}'