What is the difference between dd's direct and fsync options?
Fresh3 days ago
Mar 15, 202614538 viewsConfidence Score0%
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Problem
I would like to copy an image to a USB thumb drive. As I would like to get "real" speeds, and don't want to wait ages for the device to sync after copying the image, I would like to know which options to use for that.
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Fix for: What is the difference between dd's direct and fsync options?
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The fsync option will flush the data at the end of the copy. The dsync option will flush the data after every block. The direct option will have similar results as dsync, only without polluting the filesystem cache with the data. This is good for ca…
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