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 本帖最后由 誓誓 于 2013-5-16 01:01 编辑  
 
login as: root 
[email protected]'s password: 
Last login: Fri May 10 20:58:43 2013 from 223 
[root@n ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync 
4096+0 records in 
4096+0 records out 
268435456 bytes (268 MB) copied, 3.91699 seconds, 68.5 MB/s 
[root@n ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync 
4096+0 records in 
4096+0 records out 
268435456 bytes (268 MB) copied, 2.63381 seconds, 102 MB/s 
[root@ni ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync 
4096+0 records in 
4096+0 records out 
268435456 bytes (268 MB) copied, 2.81467 seconds, 95.4 MB/s 
[root@n~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync 
4096+0 records in 
4096+0 records out 
268435456 bytes (268 MB) copied, 3.01569 seconds, 89.0 MB/s 
[root@ni ~]# dd if=/dev/zero of=test bs=64k count=4k oflag=dsync 
4096+0 records in 
4096+0 records out 
268435456 bytes (268 MB) copied, 2.35787 seconds, 114 MB/s 
[root@ni ~]# dd if=/dev/zero of=test bs=64k count=16k oflag=dsync 
16384+0 records in 
16384+0 records out 
1073741824 bytes (1.1 GB) copied, 12.829 seconds, 83.7 MB/s 
[root@n ~]# wget http://cachefly.cachefly.net/100mb.test 
--2013-05-16 00:47:11--  http://cachefly.cachefly.net/100mb.test 
Resolving cachefly.cachefly.net... 205.234.175.175 
Connecting to cachefly.cachefly.net|205.234.175.175|:80... connected. 
HTTP request sent, awaiting response... 200 OK 
Length: 104857600 (100M) [application/octet-stream] 
Saving to: `100mb.test.1' 
 
100%[======================================>] 104,857,600 29.2M/s   in 3.5s 
 
2013-05-16 00:47:15 (28.6 MB/s) - `100mb.test.1' saved [104857600/104857600] 
 
 
 
 
 
当然我是绝对不会告诉你是他们家哪个机房,哪台机子的 
 
你懂得 
 
       
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