网站建设 猴王网络,28岁女生学前端开发难吗,做app网站的软件有哪些,手机项目工作室实验环境: Citrix虚拟化, RHEL6.4系统环境本文目的: 熟悉Linux的基本磁盘分区、格式化、目录挂载。1.显示当前主机目录2.磁盘分区3.磁盘格式化4.挂载目录1. 显示当前主机目录命令df -h[rootlocalhost ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/map…实验环境: Citrix虚拟化, RHEL6.4系统环境本文目的: 熟悉Linux的基本磁盘分区、格式化、目录挂载。1.显示当前主机目录2.磁盘分区3.磁盘格式化4.挂载目录1. 显示当前主机目录命令df -h[rootlocalhost ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/mapper/VolGroup-lv_root26G 2.9G 22G 13% /tmpfs 1.9G 0 1.9G 0% /dev/shm/dev/xvda1 485M 32M 428M 7% /boot2. 磁盘分区2.1 显示机器当前的磁盘:命令fdisk -l[rootlocalhost ~]# fdisk -l /dev/xvdbDisk /dev/xvdb: 53.7 GB, 53687091200 bytes255 heads, 63 sectors/track, 6527 cylindersUnits cylinders of 16065 * 512 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000注:这里知道新增磁盘为/dev/xvdb,就直接指定了,缩减显示篇幅。2.2 fdisk 分区 /dev/xvdb:fdisk /dev/xvdb 根据帮助提示分区,这里是把/dev/xvdb分成一个区.[rootlocalhost ~]# fdisk /dev/xvdbDevice contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabelBuilding a new DOS disklabel with disk identifier 0x0adfd119.Changes will remain in memory only, until you decide to write them.After that, of course, the previous content wont be recoverable.Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)WARNING: DOS-compatible mode is deprecated. Its strongly recommended toswitch off the mode (command c) and change display units tosectors (command u).Command (m for help): mCommand actiona toggle a bootable flagb edit bsd disklabelc toggle the dos compatibility flagd delete a partitionl list known partition typesm print this menun add a new partitiono create a new empty DOS partition tablep print the partition tableq quit without saving changess create a new empty Sun disklabelt change a partitions system idu change display/entry unitsv verify the partition tablew write table to disk and exitx extra functionality (experts only)Command (m for help): nCommand actione extendedp primary partition (1-4)pPartition number (1-4): 1First cylinder (1-6527, default 1):Using default value 1Last cylinder, cylinders or size{K,M,G} (1-6527, default 6527):Using default value 6527Command (m for help): pDisk /dev/xvdb: 53.7 GB, 53687091200 bytes255 heads, 63 sectors/track, 6527 cylindersUnits cylinders of 16065 * 512 8225280 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x0adfd119Device Boot Start End Blocks Id System/dev/xvdb1 1 6527 52428096 83 LinuxCommand (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.Syncing disks.3. 磁盘格式化命令mkfs.ext4 /dev/xvdb1分区为ext4的文件系统格式。[rootlocalhost ~]# mkfs.ext4 /dev/xvdb1mke2fs 1.41.12 (17-May-2010)Filesystem labelOS type: LinuxBlock size4096 (log2)Fragment size4096 (log2)Stride0 blocks, Stripe width0 blocks3276800 inodes, 13107024 blocks655351 blocks (5.00%) reserved for the super userFirst data block0Maximum filesystem blocks4294967296400 block groups32768 blocks per group, 32768 fragments per group8192 inodes per groupSuperblock backups stored on blocks:32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,4096000, 7962624, 11239424Writing inode tables: doneCreating journal (32768 blocks): doneWriting superblocks and filesystem accounting information: doneThis filesystem will be automatically checked every 28 mounts or180 days, whichever comes first. Use tune2fs -c or -i to override.4.挂载目录4.1 手工挂载新建目录/u01mkdir -p /u01挂载设备到目录/u01mount /dev/xvdb1 /u01[rootlocalhost ~]# mkdir -p /u01[rootlocalhost ~]# mount /dev/xvdb1 /u014.2 开机自动挂载修改/etc/fstab配置文件,末尾添加一行:/dev/xvdb1 /u01 ext4 defaults 0 0显示当前目录,已成功挂载/u01目录:[rootlocalhost ~]# df -hFilesystem Size Used Avail Use% Mounted on/dev/mapper/VolGroup-lv_root26G 2.9G 22G 13% /tmpfs 1.9G 0 1.9G 0% /dev/shm/dev/xvda1 485M 32M 428M 7% /boot/dev/xvdb1 50G 180M 47G 1% /u01
