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<p class="MsoNormal"><span style="color:#1F497D">Question <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Who pays for this ? If you were in the suite and lost 20-40 drives, would insurance cover it and if not do you have any claim on GS if it was done in error. Or is it a case of you know the risks, buyer beware.
<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Curious <o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D">Alex<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span lang="EN-US" style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> AusNOG [mailto:ausnog-bounces@lists.ausnog.net]
<b>On Behalf Of </b>James Braunegg<br>
<b>Sent:</b> Monday, 13 January 2014 10:19 PM<br>
<b>To:</b> John Edwards; ausnog@lists.ausnog.net<br>
<b>Subject:</b> Re: [AusNOG] Global switch Level 4 Hard disk's<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoPlainText"><span lang="EN-US">Dear All<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">I’d love to know if any Server or Storage Vendors have any meantime to failure reports based on exposure to different fire suppression systems, very interesting Read / Topic !!!<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Kindest Regards<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-family:"Verdana","sans-serif";color:black">James Braunegg<br>
</span></b><b><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">P:</span></b><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black"> 1300 769 972 |
<b>M:</b> 0488 997 207 | <b>D:</b> (03) 9751 7616<o:p></o:p></span></p>
<p class="MsoNormal"><b><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">E:</span></b><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">
</span><span lang="EN-US" style="color:black"><a href="mailto:james.braunegg@micron21.com"><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">james.braunegg@micron21.com</span></a></span><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">
| <b>ABN:</b> 12 109 977 666 <br>
<b>W:</b> <a href="http://www.micron21.com/ip-transit"><span style="color:black">www.micron21.com/ip-transit</span></a>
<b>T:</b> @micron21<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black"><br>
<img border="0" width="250" height="39" id="Picture_x0020_4" src="cid:image001.jpg@01CF10F3.AB45F620" alt="Description: Description: Description: Description: M21.jpg"><br>
</span><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black">This message is intended for the addressee named above. It may contain privileged or confidential information. If you are not the intended recipient of this message you must
not use, copy, distribute or disclose it to anyone other than the addressee. If you have received this message in error please return the message to the sender by replying to it and then delete the message from your computer.</span><span lang="EN-US" style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:black"><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">-----Original Message-----<br>
From: AusNOG [<a href="mailto:ausnog-bounces@lists.ausnog.net">mailto:ausnog-bounces@lists.ausnog.net</a>] On Behalf Of John Edwards<br>
Sent: Monday, January 13, 2014 10:06 PM<br>
To: <a href="mailto:ausnog@lists.ausnog.net">ausnog@lists.ausnog.net</a><br>
Subject: Re: [AusNOG] Global switch Level 4 Hard disk's<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">On 13 Jan 2014, at 2:00 pm, Brad Gould <<a href="mailto:bradley@internode.com.au">bradley@internode.com.au</a>> wrote:<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">> Sudden pressure increase or temperature drop with a gas dump?<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">> <o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">I’m with Brad,<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Gas expansion is an endothermic process.
<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">The temperature will drop significantly - more than you could effect with a block of ice. In a data centre, the air temp will be back to normal in one cycle, so humans may not notice the difference.<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Disks are spinning at 10K rpm, operating at 55 degrees. It’s not surprising that they would fail with a sudden drop in temperature. 3.5” SATA drives are going to be hit harder than 2.5” SAS drives, simply because they
are bigger and will contract further.<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Pressure increase on a gas drop will be negligible, and most hard drives are effectively sealed anyway.<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">Someone hit a hot hard drive performing a transfer with a CO2 fire extinguisher, and let us know the result :)<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">John<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">_______________________________________________<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US">AusNOG mailing list<o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><a href="mailto:AusNOG@lists.ausnog.net">AusNOG@lists.ausnog.net</a><o:p></o:p></span></p>
<p class="MsoPlainText"><span lang="EN-US"><a href="http://lists.ausnog.net/mailman/listinfo/ausnog">http://lists.ausnog.net/mailman/listinfo/ausnog</a><o:p></o:p></span></p>
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