AIX shell log pressure and Deletion

#/Bin/sh

# Add By zhoujf. Free log file;

Dir_list = "/product1/port/bin/ocs_subscriber_import/back"

Log_list = "* 201 *. unl"

Gz_day = 3
Del_day = 30
Core_day = 7

Cur_time = 'date + "% Y % m % d % t "'
Echo "start at [$ cur_time]"

For dir in $ dir_list
Do
If [! -D $ dir]; then
Echo "[$ dir] is not existed! "
Continue;
Fi

Echo "Enter directory [$ dir]"
CD $ dir
For log_part in $ log_list
Do
# Echo $ log_part
Find $ Dir-name "$ log_part"-type F-ctime + $ gz_day
# Find $ Dir-name "$ log_part"-type F-ctime + $ gz_day | grep-V. GZ | xargs-I gzip-f {}
# Find $ Dir-name "$ log_part"-type F-ctime + $ del_day | grep. GZ | xargs-I RM {}
Done

Done

Cur_time = 'date + "% Y % m % d % t "'
Echo "end at [$ cur_time]"
Echo ""

Exit 0