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Andrea Mazzoleni 2016-11-06 09:39:37 +01:00
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faq.html
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@ -93,6 +93,7 @@ Frequently Asked Questions for <span class="bold">SnapRAID</span>.
<li><a href="#adddatadisk">How can I add an additional data disk to an existing array?</a></li>
<li><a href="#remdatadisk">How can I remove a data disk from an existing array?</a></li>
<li><a href="#addpardisk">How can I add, or remove, a parity disk to an existing array?</a></li>
<li><a href="#checkdisk">How can I verify a single data disk?</a></li>
<li><a href="#repdatadisk">How can I replace a data disk?</a></li>
<li><a href="#reppardisk">How can I replace a parity disk?</a></li>
<li><a href="#move">How can I safely move files from one disk to another?</a></li>
@ -740,6 +741,21 @@ Take care that after removing a parity file, you cannot reuse it anymore,
because it gets outdated after the next "sync" command.
</p>
<h3 id="checkdisk">How can I verify a single data disk?</h3>
<p>
The "scrub" command verifies all the content of the array,
and it's not possible to limit the verification to a single data disk.
To verify only a data single disk, you can run a "check" audit
command limited to the disk you want to verify.
</p>
<pre>
snapraid check -a -d DISK_NAME
</pre>
<p>
This command will verify all the check-sum of files in the disk specified.
The other data and parity disks won't be read and they won't be verified.
</p>
<h3 id="repdatadisk">How can I replace a data disk?</h3>
<p>
If you lost the disk, see the recovering section in the manual.
@ -850,7 +866,7 @@ moved files are matching the original ones.
<h3 id="defrag">Can I defragment the data and parity disks?</h3>
<p>
Yes, you can defragment data and parity disks. Defragmentation doesn't invalidate the SnapRAID data.
Yes, you can defragment data and parity disks. Defragmentation doesn't affect SnapRAID.
</p>
<h3 id="ionice">How can I make SnapRAID nicer with other processes?</h3>