That's what I said, you didn't get it . dd always completes before really writing, you cannot change that, except with "oflag=direct".BarryK wrote:NO, it is not, dd will complete before flushing all data to the drive.
Now it depends on what you want to test, which flags you prefer, that will give different results.
OK then you didn't specify which file systems to test on or not, and this will also give different results.BarryK wrote:Also, writing to the filesystem on the drive is precisely what I want to test. Not raw writing to the drive.