ext3划分大于2T的分区

linux ext3支持2T以上大硬盘分区

6块硬盘,每个1TB,用一块硬盘做raid0,安装系统,剩余5块做raid5。由于ext3文件系统不支持大于2TB 的分区,所以考虑使用GPT首先以root身份登录系统,查看硬盘信息:fdisk -l

1.[root@libftp ~]# fdisk -l

2.

3.Disk /dev/cciss/c0d0: 1000.1 GB, 1000171331584 bytes

4.255 heads, 63 sectors/track, 121597 cylinders

5.Units = cylinders of 16065 * 512 = 8225280 bytes

6.

7. Device Boot Start End Blocks Id System

8./dev/cciss/c0d0p1 * 1 33 265041 83 Linux

9./dev/cciss/c0d0p2 34 116105 932348340 83 Linux

10./dev/cciss/c0d0p3 116106 118655 20482875 83 Linux

11./dev/cciss/c0d0p4 118656 121597 23631615 5 Extended

12./dev/cciss/c0d0p5 118656 120567 15358108+ 83 Linux

13./dev/cciss/c0d0p6 120568 121587 8193118+ 82 Linux swap / Solaris

14.

15.WARNING: GPT (GUID Partition Table) detected on '/dev/cciss/c0d1'! The util fdisk doesn't support GPT.

Use GNU Parted.

16.

17.

18.Disk /dev/cciss/c0d1: 4000.6 GB, 4000684662784 bytes

19.255 heads, 63 sectors/track, 486388 cylinders

20.Units = cylinders of 16065 * 512 = 8225280 bytes

21.

22. Device Boot Start End Blocks Id System

23./dev/cciss/c0d1p1 1 267350 2147483647+ ee EFI GPT

复制代码

使用parted命令:

1.[root@libftp ~]# parted /dev/cciss/c0d1

2.GNU Parted 1.8.1

http://m.wendangku.net/doc/efbeb5274b35eefdc8d33374.htmling /dev/cciss/c0d1

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