Category Archives: Linux

使用如下命令备份元数据 [root@rd1 hd-8T]# xfs_metadump /dev/centos/opt ./centos-opt.metadump 使用 xfs_mdrestore 恢复数据 [root@rd1 hd-8T]# xfs_mdrestore ./centos-opt.metadump /mnt/hd-4T-part2/centos-opt.dump [root@rd1 hd-8T]# uuidgen dc081837-a436-4b66-a952-66e2b1143771 [root@rd1 hd-8T]# xfs_admin -U dc081837-a436-4b66-a952-66e2b1143771 /dev/loop0 Clearing log and setting UUID writing all SBs new UUID = dc081837-a436-4b66-a952-66e2b1143771 显示该系统的文件和文件夹，出现乱码 [root@rd1 hd-8T]# mount Continue reading xfs_metadump→

Open Applications -> System Tools -> Settings -> Devices -> Printers Click Unlock on the right corner Click Add… on the top right Input the network address of your printer Select the LPD-Printer, and Click the Add button on the Continue reading DocuPrint M268dw on CentOS 7→

After a fresh installation of Fedora, you may want to add some more features which would help you work or enjoy media and movies. At first, you should install rpmfusion-free and rpmfusion-nonfree respositories, and enable them. 1. Install MPlayer and Continue reading Some Tips on Installation of Fedora x86_64→

Although Scientific Linux 4.8 is not the newest version of Scientific Linux, I’d like to introduce how to install it and to have a dual-system machine since STAR-CD 3.15 need an old version and Scientific Linux 4.8 is appropriate. Maybe Continue reading STAR-CD 3.15 and Scientific Linux 4.8→