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<p dir="ltr">On Mar 4, 2018 9:21 PM, Ruben Safir <ruben@mrbrklyn.com> wrote:<br>
><br>
> On 03/04/2018 05:24 PM, valdis.kletnieks@vt.edu wrote:<br>
> > If you can't afford the disruption of service a reboot causes, you *really*<br>
> > need to be deploying HA or load-balancer solutions.<br>
> > <br>
> > Because if you can't afford a reboot's worth of 15-20 minutes of downtime, you<br>
> > *really* can't afford the 6-8 hours you're probably going to be down if a chip<br>
> > soldered onto the motherboard/backplane fries.<br>
> > <br>
> > (All of $DAYJOB's important systems are behind HA or load-balancers, as well as<br>
> > HA-capable storage. Let's just say that some vendors make it easier than<br>
> > others to set up 8+2 RAID6 across 10 separate shelves of storage, and designing<br>
> > mutli-petabyte solutions without single points of failure is harder than it looks :)<br>
> > <br>
><br>
><br>
> These questions always lead into these philosophical discussions as to<br>
> how I should run my boxes and theoretical flights of opinionated rubbish<br>
> that I am not interested in. I got the answer to the question I needed<br>
> and it is very sobering.<br>
><br>
> I am not setting up a high availability cluster in my house, thank you.</p>
<p dir="ltr">If you don't need high availability, what's the problem with the occasional reboot?</p>
<p dir="ltr">> The linux kernel is integrated into dozens of devices which never see<br>
> the light of day for kernel upgrades from PPOE routers, IOT devices,<br>
> cellphones, VOIP boxes, electrocardiograms, menu displays for McDonalds,<br>
> signal boxes on train systems, etc etc etc.<br>
><br>
> What has been described is a huge security problem and your solution is<br>
> a non-starter and doesn't help the broader discussion</p>
<p dir="ltr">Device makers don't love updating their devices, I don't see how you could fix that sadly. What's your solution?</p>
<p dir="ltr">Regards, </p>
<p dir="ltr">Alex</p>
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