<p dir="ltr">rainbow tables ofc :-) </p>
<p dir="ltr">what sort of case are you using for that many hdds? </p>
<p dir="ltr">Sent from my mobile. Please excuse the brevity, spelling, and punctuation. </p>
<div class="gmail_quote">On Mar 29, 2013 10:36 PM, "David Tomaschik" <<a href="mailto:david@systemoverlord.com">david@systemoverlord.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">I can only imagine the power bill for 20-30 hard drives & all the controllers and CPU needed to spin that all up. (And unfortunately, I have good guesses as to what its used for.)</div><div class="gmail_extra">
<br><br><div class="gmail_quote">On Fri, Mar 29, 2013 at 3:13 PM, gcs8 <span dir="ltr"><<a href="mailto:gcsviii@gmail.com" target="_blank">gcsviii@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">i run raidz2, if i could chang anything it would be adding SSD caching and dual SSD ZIL.</div><div><div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Mar 29, 2013 at 5:07 PM, Jim Kinney <span dir="ltr"><<a href="mailto:jim.kinney@gmail.com" target="_blank">jim.kinney@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><p dir="ltr">That sounds encouraging. I'll have probably 2 arrays. One with 15 1TB data and a 2nd with 16 4TB SAS2. thinking raidz with a spare drive for each.</p>
<div><div>
<div class="gmail_quote">On Mar 29, 2013 4:43 PM, "gcs8" <<a href="mailto:gcsviii@gmail.com" target="_blank">gcsviii@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div dir="ltr">I run a 20 2TB disk array at home and have rather fond of ZFS, its been stable for me for ~3 years now.</div><div class="gmail_extra"><br><br><div class="gmail_quote">On Fri, Mar 29, 2013 at 3:10 PM, Ed Cashin <span dir="ltr"><<a href="mailto:ecashin@noserose.net" target="_blank">ecashin@noserose.net</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div>Thanks in advance for the notes you take. I'm interested to hear what you find.<br><br></div>
By the way, work sent me to a Nexenta course in 2010 where I learned ZFS stuff from Richard Elling:<br>
<br> <a href="http://www.richardelling.com/" target="_blank">http://www.richardelling.com/</a><br><br></div>... and one thing that kept coming up is how users usually reach for the RAID-Z options when stripes of mirrors would perform better and offer more flexibility. I thought that was notable.<br>
<br></div><div class="gmail_extra"><br><br><div class="gmail_quote"><div><div>On Fri, Mar 29, 2013 at 2:44 PM, Jim Kinney <span dir="ltr"><<a href="mailto:jim.kinney@gmail.com" target="_blank">jim.kinney@gmail.com</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div>There was an update to this that just hit /.<br><br>WooHoo!<br><br>I have not used ZFS (minimal solaris experience) before but I have a situation where raidz looks like a very good choice. An external 16 bay JBOD box hanging off a SAS HBA looks like a prime candidate. The big issue for me is the support for native NFSv4 ACLs which solves some issues.<br>
<br>As I go through this exercise, I'll keep some notes and maybe look at a presentation on doing this.<br><br>hints, gotcha's, are very welcome.<br><br>I did find a pdf of the zfsadmin.pdf <a href="http://pdfhome.org/zfsadmin.pdf" target="_blank">http://pdfhome.org/zfsadmin.pdf</a><span><font color="#888888"><br clear="all">
<br>-- <br>-- <br>James P. Kinney III<br><i><i><i><i><br></i></i></i></i>Every time you stop a school, you will have to build a jail. What you
gain at one end you lose at the other. It's like feeding a dog on his
own tail. It won't fatten the dog.<br>
- Speech 11/23/1900 Mark Twain<br><i><i><i><i><br><a href="http://electjimkinney.org" target="_blank">http://electjimkinney.org</a><br><a href="http://heretothereideas.blogspot.com/" target="_blank">http://heretothereideas.blogspot.com/</a><br>
</i></i></i></i>
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