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- [root@128-3 ~]# 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, 3.23135 seconds, 83.1 MB/s
- [root@128-3 ~]# 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, 3.50838 seconds, 76.5 MB/s
- [root@128-3 ~]# 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, 3.38043 seconds, 79.4 MB/s
- [root@128-3 ~]# 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, 3.93433 seconds, 68.2 MB/s
- Saving to: `100mb.test'
- 100%[=========================================================================>] 104,857,600 19.6M/s in 5.2s
- 21:48:20 (19.3 MB/s) - `100mb.test' saved [104857600/104857600]
复制代码 神马都是浮云 |
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