為什么80%的碼農都做不了架構師？>>> ??

涉及到的命令：fdisk/mkfs/mount

列出當前磁盤

[root@vity?~]#?fdisk?-lDisk?/dev/vda:?21.5?GB,?21474836480?bytes 16?heads,?63?sectors/track,?41610?cylinders Units?=?cylinders?of?1008?*?512?=?516096?bytes Sector?size?(logical/physical):?512?bytes?/?512?bytes I/O?size?(minimum/optimal):?512?bytes?/?512?bytes Disk?identifier:?0x0001cd0bDevice?Boot??????Start?????????End??????Blocks???Id??System /dev/vda1???*???????????3?????????409??????204800???83??Linux Partition?1?does?not?end?on?cylinder?boundary. /dev/vda2?????????????409????????8731?????4194304???82??Linux?swap?/?Solaris Partition?2?does?not?end?on?cylinder?boundary. /dev/vda3????????????8731???????41611????16571392???83??Linux Partition?3?does?not?end?on?cylinder?boundary.Disk?/dev/vdb:?21.5?GB,?21474836480?bytes 16?heads,?63?sectors/track,?41610?cylinders Units?=?cylinders?of?1008?*?512?=?516096?bytes Sector?size?(logical/physical):?512?bytes?/?512?bytes I/O?size?(minimum/optimal):?512?bytes?/?512?bytes Disk?identifier:?0x00000000

分區&格式化磁盤

[root@vity?~]#?fdisk?/dev/vdb Device?contains?neither?a?valid?DOS?partition?table,?nor?Sun,?SGI?or?OSF?disklabel Building?a?new?DOS?disklabel?with?disk?identifier?0xd3b0c3e7. Changes?will?remain?in?memory?only,?until?you?decide?to?write?them. After?that,?of?course,?the?previous?content?won't?be?recoverable.Warning:?invalid?flag?0x0000?of?partition?table?4?will?be?corrected?by?w(rite)WARNING:?DOS-compatible?mode?is?deprecated.?It's?strongly?recommended?toswitch?off?the?mode?(command?'c')?and?change?display?units?tosectors?(command?'u').Command?(m?for?help):?n Command?actione???extendedp???primary?partition?(1-4) p Partition?number?(1-4):?1 First?cylinder?(1-41610,?default?1):?1 Last?cylinder,?+cylinders?or?+size{K,M,G}?(1-41610,?default?41610):? Using?default?value?41610Command?(m?for?help):?w The?partition?table?has?been?altered!Calling?ioctl()?to?re-read?partition?table. Syncing?disks.[root@vity?~]#?mkfs?-t?ext4?-c?/dev/vdb1 mke2fs?1.41.12?(17-May-2010) 文件系統標簽= 操作系統:Linux 塊大小=4096?(log=2) 分塊大小=4096?(log=2) Stride=0?blocks,?Stripe?width=0?blocks 1310720?inodes,?5242852?blocks 262142?blocks?(5.00%)?reserved?for?the?super?user 第一個數據塊=0 Maximum?filesystem?blocks=4294967296 160?block?groups 32768?blocks?per?group,?32768?fragments?per?group 8192?inodes?per?group Superblock?backups?stored?on?blocks:?32768,?98304,?163840,?229376,?294912,?819200,?884736,?1605632,?2654208,?4096000Checking?for?bad?blocks?(read-only?test):?完成???????????????????????????????? 正在寫入inode表:?完成???????????????????????????? Creating?journal?(32768?blocks):?完成 Writing?superblocks?and?filesystem?accounting?information:?完成This?filesystem?will?be?automatically?checked?every?20?mounts?or 180?days,?whichever?comes?first.??Use?tune2fs?-c?or?-i?to?override.

掛載磁盤

[root@vity?~]#?mkdir?/data [root@vity?~]#?mount?-t?ext4?/dev/vdb1?/data [root@vity?~]#?df?-l Filesystem???????1K-blocks????Used?Available?Use%?Mounted?on LABEL=cec-rootfs??16311208?3611268??11871372??24%?/ tmpfs??????????????8165992?????224???8165768???1%?/dev/shm /dev/vda1???????????198337???52425????135672??28%?/boot /dev/vdb1?????????20642316??176064??19417684???1%?/data [root@vity?~]#?echo?"/dev/vdb1?/data?ext4?defaults?0?0"?>>?/etc/fstab

此文只做記錄，非教程。

轉載于:https://my.oschina.net/vity/blog/202972

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