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more notes and a link on disk latency and vibration

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Paul Davis 2021-05-10 11:16:54 -06:00
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include/the-right-computer-system-for-digital-audio.html
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@ -89,14 +89,18 @@
situations than one without.</td></tr> situations than one without.</td></tr>
<tr><th>Excessive vibration</th> <tr><th>Excessive vibration</th>
<td>This doesn't affect the flow of data to or from the audio interface, but <td>This doesn't affect the flow of data to or from the audio interface, but
it can cause the flow of data to and from disk storage to become it can cause the flow of data to and from (spinning) disk storage to become
<em>much</em> slower. If a computer going to be used in an environment with <em>much</em> slower. If a computer going to be used in an environment with
loud live sound (specifically, high bass volume), make sure it is placed so loud live sound (specifically, high bass volume), make sure it is placed so
that the disk is not subjected to noticeable vibration. The vibrations will that the disk is not subjected to noticeable vibration. The vibrations will
physically displace the read-write heads of disk, and the resulting errors physically displace the read-write heads of disk, and the resulting errors
will force a retry of the reading from the disk. Retrying over and over will force a retry of the reading from the disk. Retrying over and over
massively reduces the rate at which data can be read from the disk. Avoid massively reduces the rate at which data can be read from the disk. Avoid
this.</td></tr> this.If you find this hard to believe, check
out <a href="https://www.youtube.com/watch?v=tDacjrSCeq4">this
video</a> which the effects of merely shouting at your drives. This
is likely not an issue with contemporary SSD drives, which have no
spinning/head mechanisms.</td></tr>
</table> </table>
<p> <p>