Re: 一个关于lvm和luks的问题

[Qijiang Fan <fqj1994@gmail.com>]

补充：
配置是LVM over LUKS.
Debian Installation Guide上默认的Encrypted LVM.


On Mon, Jan 2, 2012 at 4:12 PM, Qijiang Fan <fqj1994@gmail.com> wrote:
> 大家好，
>
> # hdparm -t /dev/sda
> /dev/sda: Timing buffered disk reads: 342 MB in  3.02 seconds = 113.42
> MB/sec# hdparm -t /dev/mapper/sda5_crypt
> /dev/mapper/sda5_crypt: Timing buffered disk reads: 338 MB in  3.00
> seconds = 112.51 MB/sec# hdparm -t /dev/mapper/fqj1994--laptop-root
> /dev/mapper/fqj1994--laptop-root: Timing buffered disk reads: 208 MB
> in  3.01 seconds =  69.13 MB/sec
> 请问上面这个测试结果（多次）是说明对读速度造成影响最重的是lvm还是luks？
> （注：只有一个硬盘）
>
>
> 谢谢