#Shit ,Since your code over 5000 lines; I never touch your code before, even through it's sample logic,I am not a expert!
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ cat /tmp/tc.cfg
redis redisdb04 6789 eth0 716
redis redisdb03 6789 eth0 716
redis redisdb02 7779 eth0 793
redis redisdb01 6789 eth0 718
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ sh start.sh
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ -----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
-----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource failed!
-----------doconfig------------
-----------donecheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
-----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource failed!
-----------doconfig------------
-----------donecheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ cat /tmp/tc.cfg
redis redisdb04 6789 eth0 716
redis redisdb03 6789 eth0 716
redis redisdb02 7779 eth0 798
redis redisdb01 6789 eth0 718
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ sh start.sh
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ -----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource failed!
-----------doconfig------------
-----------donecheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
-----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource failed!
-----------doconfig------------
-----------donecheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
-----------precheck------------
[RESULT]: Check redis instance redisdb02 cg resource failed!
-----------doconfig------------
-----------donecheck------------
[RESULT]: Check redis instance redisdb02 cg resource successfully!
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ cat /tmp/tc.cfg
redis redisdb04 6789 eth0 716
redis redisdb03 6789 eth0 716
redis redisdb02 7779 eth0 799
redis redisdb01 6789 eth0 718
jimmy@jimmy-YOGA:~/Downloads/perl/resman$ cat start.sh
./resman.pl redis redisdb02 7779 eth0 798 &
./resman.pl redis redisdb02 7779 eth0 799 &
./resman.pl redis redisdb02 7779 eth0 793 &