lubuntu 系统 cubietruck ssd 测试速度
writesudo dd oflag=direct if=/dev/zero of=aaa bs=1M count=1000
1000+0 records in
1000+0 records out
1048576000 bytes (1.0 GB) copied, 30.1714 s, 34.8 MB/s
read and write
sudo dd iflag=direct oflag=direct if=aaa of=bbb bs=1M count=1000
1000+0 records in
1000+0 records out
1048576000 bytes (1.0 GB) copied, 30.1714 s, 34.8 MB/s
read
sudo dd iflag=direct if=/dev/sda1 of=/dev/null bs=1M count=1000
1000+0 records in
1000+0 records out
1048576000 bytes (1.0 GB) copied, 6.64053 s, 158 MB/s
这是 PC的机械硬盘
write
sudo dd iflag=direct oflag=direct if=aaa of=bbb bs=1M count=1000
1000+0 records in
1000+0 records out
1048576000 bytes (1.0 GB) copied, 8.08554 s, 130 MB/s
read and write
sudo dd iflag=direct oflag=direct if=aaa of=bbb bs=1M count=1000
1000+0 records in
1000+0 records out
1048576000 bytes (1.0 GB) copied, 19.1264 s, 54.8 MB/s
ssd优势不大?甚至输给机械硬盘? yeyunxiaopan 发表于 2014-7-22 20:41 static/image/common/back.gif
这是 PC的机械硬盘
write
sudo dd iflag=direct oflag=direct if=aaa of=bbb bs=1M count=1000
机械硬盘第一个是不是read 写成write了
另外你的ssd是哪一款?
我也考虑入手ssd,但不知道CT支持怎么样,
可能比nand快不了多少
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