Ubuntu Server 10.10

SCSI Harddisk:/dev/sda       500GB

U盘:/dev/sdb    8GB(模拟成USB Harddisk,安装OS)


所支持的最大卷:2T (T; terabytes,1TB=1024GB)







WARNING: GPT (GUID Partition Table) detected on ‘/dev/sda’! The util fdisk doesn’t support GPT. Use GNU Parted.


root@node01:/mnt# parted /dev/sda
GNU Parted 2.3
Using /dev/sda
Welcome to GNU Parted! Type ‘help’ to view a list of commands.


(parted) mklabel gpt
Warning: The existing disk label on /dev/sda will be destroyed and all data on this disk
will be lost. Do you want to continue?
Yes/No? yes


(parted) print 
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sda: 500GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt

Number  Start  End  Size  File system  Name  Flags


(parted)mkpart primary 0KB 500GB
Warning: You requested a partition from 0.00B to 500GB.
The closest location we can manage is 17.4kB to 500GB.
Is this still acceptable to you?
Yes/No? yes
Warning: The resulting partition is not properly aligned for best performance.
Ignore/Cancel? Ignore


(parted) print 
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sda: 500GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt

Number  Start   End    Size   File system  Name     Flags
1      17.4kB  500GB  500GB               primary


Information: You may need to update /etc/fstab.

root@node01:/#fdisk -l

WARNING: GPT (GUID Partition Table) detected on ‘/dev/sda’! The util fdisk doesn’t support GPT. Use GNU Parted.

Disk /dev/sda: 499.6 GB, 499558383616 bytes
255 heads, 63 sectors/track, 60734 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000

Device Boot      Start         End      Blocks   Id  System
/dev/sda1               1       60735   487849983+  ee  GPT

root@node01:/#mkfs.ext4 /dev/sda1
mke2fs 1.41.12 (17-May-2010)
块大小=4096 (log=2)
分块大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
30490624 inodes, 121962487 blocks
6098124 blocks (5.00%) reserved for the super user
Maximum filesystem blocks=4294967296
3722 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,
4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,

正在写入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 24 mounts or
180 days, whichever comes first.  Use tune2fs -c or -i to override.


root@node01:/#mount /dev/sda1 /export/glusterfs01/
root@node01:/# df -h
Filesystem            Size  Used Avail Use% Mounted on
6.8G  987M  5.5G  16% /
none                  7.9G  208K  7.9G   1% /dev
none                  7.9G     0  7.9G   0% /dev/shm
none                  7.9G   32K  7.9G   1% /var/run
none                  7.9G     0  7.9G   0% /var/lock
/dev/sdb1             228M   21M  196M  10% /boot
/dev/sda1             458G  198M  435G   1% /export/glusterfs01


root@node01:/#vi /etc/fstab

# /etc/fstab: static file system information.
# Use ‘blkid -o value -s UUID’ to print the universally unique identifier
# for a device; this may be used with UUID= as a more robust way to name
# devices that works even if disks are added and removed. See fstab(5).
# <file system> <mount point>   <type>  <options>       <dump>  <pass>
proc            /proc           proc    nodev,noexec,nosuid 0       0
/dev/mapper/node01-root /               ext4    errors=remount-ro 0       1
# /boot was on /dev/sdb1 during installation
UUID=c21707ff-ba0f-43ee-819a-8e72fa0f8500 /boot           ext2    defaults        0       2
/dev/mapper/node01-swap_1 none            swap    sw              0       0
/dev/sda1       /export/glusterfs01     ext4    defaults        0       2



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