[181735] in North American Network Operators' Group

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Re: REMINDER: LEAP SECOND

daemon@ATHENA.MIT.EDU (Mike Hammett)
Wed Jul 1 12:46:32 2015

X-Original-To: nanog@nanog.org
Date: Wed, 1 Jul 2015 11:43:38 -0500 (CDT)
From: Mike Hammett <nanog@ics-il.net>
Cc: nanog@nanog.org
In-Reply-To: <20150701143909.GA21302@cmadams.net>
Errors-To: nanog-bounces@nanog.org

v5 is 2.4, v6 3.3.5 




----- 
Mike Hammett 
Intelligent Computing Solutions 
http://www.ics-il.com 



Midwest Internet Exchange 
http://www.midwest-ix.com 


----- Original Message -----

From: "Chris Adams" <cma@cmadams.net> 
To: nanog@nanog.org 
Sent: Wednesday, July 1, 2015 9:39:09 AM 
Subject: Re: REMINDER: LEAP SECOND 

Once upon a time, Rubens Kuhl <rubensk@gmail.com> said: 
> Not quite. Reported crashes included 6.27, so it's possible that some other 
> mitigating factor helped not to crash (like using SNTP instead of NTP, 
> although there seems to be people with crashes using SNTP or no SNTP/NTP at 
> all). 

These are running Linux kernels, right? Anybody know which version? I 
know the last couple of leap seconds hit (different) bugs in the Linux 
kernel. The 2012 bug was timer related and confused some user-space 
applications, but the 2008 bug could cause a kernel deadlock (which this 
sounds like). 

-- 
Chris Adams <cma@cmadams.net> 


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