<div class="gmail_quote">On Fri, Jul 27, 2012 at 4:14 PM, Raymond Wagner <span dir="ltr"><<a href="mailto:raymond@wagnerrp.com" target="_blank">raymond@wagnerrp.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class="im">On 7/27/2012 16:15, Tapani Tarvainen wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
I've got a 5-disk RAID10 array<br>
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Huh? Are you counting a hot spare as part of the array?</blockquote><div><br></div><div>I believe this is possible with the linux raid10 driver... rather than just being a raid-0 of raid-1 devices, it instead cycles through the devices putting down first a block, then it's mirror. In this way, it can use an odd # of devices (including just 3). Check it out: <a href="http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10">http://en.wikipedia.org/wiki/Non-standard_RAID_levels#Linux_MD_RAID_10</a></div>
<div><br></div><div>with five devices, it would look like:</div><div><br></div><div><font face="courier new, monospace">D1 D2 D3 D4 D5</font></div><div><font face="courier new, monospace">--------------</font></div><div><font face="courier new, monospace">A1 A1 A2 A2 A3</font></div>
<div><font face="courier new, monospace">A3 A4 A4 A5 A5</font></div><div><font face="courier new, monospace">...</font></div><div><br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div class="HOEnZb"><div class="h5"><br>
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