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标题:
DD这样算差么?
[打印本页]
作者:
neolee
时间:
2011-5-6 19:59
标题:
DD这样算差么?
[root@vps ~]# dd if=/dev/zero of=./test.bin bs=1M count=256 conv=fsync
256+0 records in
256+0 records out
268435456 bytes (268 MB) copied, 1.37653 seconds, 195 MB/s
[root@vps ~]# 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, 6.06734 seconds, 44.2 MB/s
DS的6刀
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