Use tokio::io::copy_buf for spawn_copy #347
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…ces system calls, can stop more cleanly between read/write cycles, better backpressure.
analytically
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I don't know if tokio:: io::copy uses zero copy and if copy_buff will pass through the user state buffer once? |
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Helps to avoid blocking, reduces system calls, can stop more cleanly between read/write cycles, better backpressure.