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发表于 2013-1-16 11:27:09
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[root@MyVps ~]# dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
16384+0 records in
16384+0 records out
1073741824 bytes (1.1 GB) copied, 14.3615 seconds, 74.8 MB/s
[root@MyVps ~]# dd if=/dev/zero of=test bs=64k count=1k oflag=dsync
1024+0 records in
1024+0 records out
67108864 bytes (67 MB) copied, 1.91311 seconds, 35.1 MB/s
[root@MyVps ~]# dd if=/dev/zero of=test bs=64k count=4k conv=fsync
4096+0 records in
4096+0 records out
268435456 bytes (268 MB) copied, 3.0472 seconds, 88.1 MB/s
[root@MyVps ~]# wget http:/ /cachefly.cachefly.net/100mb.test
–2013-01-15 17:55:05– http:/ /cachefly.cachefly.net/100mb.test
正在解析主机 cachefly.cachefly.net… 205.234.175.175
Connecting to cachefly.cachefly.net|205.234.175.175|:80… 已连接。
已发出 HTTP 请求,正在等待回应… 200 OK
长度:104857600 (100M) [application/octet-stream]
Saving to: `100mb.test’
100%[======================================>] 104,857,600 9.08M/s in 11s
2013-01-15 17:55:16 (9.23 MB/s) – `100mb.test’ saved [104857600/104857600] |
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