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关键看你的邻居,看你的 RP- root@debian:~# wget http://cachefly.cachefly.net/100mb.test
- --2012-10-14 15:11:49-- 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”
- 100%[================================================================>] 104,857,600 72.7M/s in 1.4s
- 2012-10-14 15:11:51 (72.7 MB/s) - “100mb.test” saved [104857600/104857600]
复制代码- root@debian:~# 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, 2.73629 s, 98.1 MB/s
- root@debian:~# 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, 2.5941 s, 103 MB/s
- root@debian:~#
复制代码 |
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