<div class="gmail_quote">On Mon, Jun 15, 2009 at 9:49 PM, Hadley Rich <span dir="ltr"><<a href="mailto:hads@nice.net.nz">hads@nice.net.nz</a>></span> wrote:<br><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div class="im">On Mon, 2009-06-15 at 21:38 +1200, Jim Cheetham wrote:<br>
> If you lose a second drive while one drive is out of action ... you<br>
> lose data. Gone.<br>
<br>
</div>Same as your two disk RAID1.<br>
<div class="im"></div></blockquote><div><br>Not quite. Lose a drive in a RAID5 and the rebuilt will mean accessing every bit on every remaining drive. That can add enough stress to cause a second drive to fail. Lose a drive in a RAID1 and at worst the load will double, and then only if you keep using the filesystem.<br>
</div><br>Cheers,<br>Steve<br></div><br>