nanog mailing list archives

Re: REMINDER: LEAP SECOND


From: Mike Hammett <nanog () ics-il net>
Date: Wed, 1 Jul 2015 11:43:38 -0500 (CDT)

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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