• @[email protected]
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    fedilink
    24 months ago

    oflag=direct

    Prevents the writes from piling up in the cache. dd will report the transfer is done when the writes have been cached so this setting prevents dd from exiting until the data has been written completely to the block device.

    • @[email protected]
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      fedilink
      2
      edit-2
      4 months ago

      Use conv=fsync

      This ensures the cache is written before dd exits, but doesn’t necessarily write to disk directly. This means that, for small files, dd can finish release its hold on the input file quicker