dd: use ibs/obs-sized buffer for skip/seek on non-seekable files#9806
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sylvestre merged 3 commits intouutils:mainfrom Jan 13, 2026
Merged
dd: use ibs/obs-sized buffer for skip/seek on non-seekable files#9806sylvestre merged 3 commits intouutils:mainfrom
sylvestre merged 3 commits intouutils:mainfrom
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This was referenced Dec 24, 2025
ChrisDryden
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When doing some more benchmarking I found that even if I allocated the buffer the implementation of io::copy capped out at 8kb, a new approach was needed to match the performance characteristics of the GNU implementation |
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needs to be rebased |
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The IBS and OBS flags are supposed to be used to set the size of the memory buffers used by dd. There are tests that validate that the buffers that are allocated are based on these parameters.