gc日誌按日期增加：pwmis_server_7122_gc%date:~0,10%.log
-verbose:gc -Xverboselog:/home/weblogic/bea92/user_projects/domains/base_domain/AdminServerGc`date+%Y%m%d`.log
-verbose:gc -Xverboselog:C:\Oracle\Middleware\user_projects\domains\base_domain\AdminServerGc`date+%Y%m%d`.log
-verbose:gc -Xverboselog:C:\Oracle\Middleware\user_projects\domains\base_domain\Gc%date:~0,10%.log
