package com.sunchao.callback; /** * callback interface * @author Administrator * */ public interface CallBack { /** * execute the callback method * @param objects make the asyn execute result as the parameter of callback method */ public void execute…
centos -- how to add a new disk into a mdadm raid5 /dev/md0 which lost a /dev/sdc1 disk and revoery at another machine? fdisk -l mdadm --stop /dev/md0 # to force active the raid by remaind 3 disks. mdadm -A --force /dev/md0 /dev/sdb1 /dev/sde1 /dev/…