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rljohnsn/gist:8943e973adbba80750ee39ee1f31b3a4

Created September 20, 2017 23:49
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dd-example
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gistfile1.txt
[root@dougu tmp]# rm -f ./testfile && dd if=/dev/zero of=./testfile bs=1G count=1 oflag=dsync
1+0 records in
1+0 records out
1073741824 bytes (1.1 GB) copied, 10.4005 s, 103 MB/s
[root@dougu tmp]# rm -f /tmp/testfile && dd if=/dev/zero of=/tmp/testfile bs=1G count=1 oflag=dsync
1+0 records in
1+0 records out
1073741824 bytes (1.1 GB) copied, 8.47671 s, 127 MB/s
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