On 24/03/2015 18:54, Les Mikesell wrote:
On Tue, Mar 24, 2015 at 1:26 PM, Frank Cox thea...@melvilletheatre.com wrote:
On Tue, 24 Mar 2015 12:56:27 -0500
Les Mikesell wrote:
Doesn't anyone have a list of the oldest
kernel version for each Centos version you could be running and still
avoid
On Wed, Mar 25, 2015 at 7:41 AM, Tris Hoar trish...@bgfl.org wrote:
On 24/03/2015 18:54, Les Mikesell wrote:
On Tue, Mar 24, 2015 at 1:26 PM, Frank Cox thea...@melvilletheatre.com
wrote:
On Tue, 24 Mar 2015 12:56:27 -0500
Les Mikesell wrote:
Doesn't anyone have a list of the oldest
On Tue, 24 Mar 2015 12:56:27 -0500
Les Mikesell wrote:
Doesn't anyone have a list of the oldest
kernel version for each Centos version you could be running and still
avoid known problems?
The best answer to your question is the latest version, since previous
versions all have known issues
On Tue, Mar 24, 2015 at 1:26 PM, Frank Cox thea...@melvilletheatre.com wrote:
On Tue, 24 Mar 2015 12:56:27 -0500
Les Mikesell wrote:
Doesn't anyone have a list of the oldest
kernel version for each Centos version you could be running and still
avoid known problems?
The best answer to your
On Wed, Mar 18, 2015 at 6:30 PM, Akemi Yagi amy...@gmail.com wrote:
On Fri, Mar 6, 2015 at 2:04 PM, Gordon Messmer gordon.mess...@gmail.com
wrote:
On 03/06/2015 01:41 PM, Les Mikesell wrote:
I just want the package revisions for at least the kernel and tzdata*
files and anything else where
On Wed, Mar 18, 2015, at 18:30, Akemi Yagi wrote:
On Fri, Mar 6, 2015 at 2:04 PM, Gordon Messmer gordon.mess...@gmail.com
wrote:
On 03/06/2015 01:41 PM, Les Mikesell wrote:
I just want the package revisions for at least the kernel and tzdata*
files and anything else where
On 03/19/2015 07:47 PM, Mark Felder wrote:
I just used the test script privided by RHEL
https://access.redhat.com/labs/leapsecond/leap_vulnerability.sh to test
my up2date CentOS 5 and CentOS 6 and all are reported as Non Vulnerable !
On Wed, Mar 18, 2015, at 18:30, Akemi Yagi wrote:
On Fri,
On Fri, Mar 6, 2015 at 2:04 PM, Gordon Messmer gordon.mess...@gmail.com wrote:
On 03/06/2015 01:41 PM, Les Mikesell wrote:
I just want the package revisions for at least the kernel and tzdata*
files and anything else where previously-found bugs related to the
leap second have been fixed.
On Fri, Mar 6, 2015 at 4:04 PM, Gordon Messmer gordon.mess...@gmail.com wrote:
On 03/06/2015 01:41 PM, Les Mikesell wrote:
I just want the package revisions for at least the kernel and tzdata*
files and anything else where previously-found bugs related to the
leap second have been fixed.
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
Helpful, but not exactly concise... And I don't understand the
concept of /usr/share/zoneinfo/right/*. Are those supposed to print
the right time if your clock is left wrong?
Basically, POSIX time doesn't really handle leap seconds.
On Tue, Jan 20, 2015 at 3:27 PM, Michael Hennebry
henne...@web.cs.ndsu.nodak.edu wrote:
Unix and ntp handle leap seconds a bit differently.
Unix time increases during the leap second and drops back a second after.
Ntp freezes time during the leap second.
OS kernels may do either or neither.
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
Does anyone have a succinct summary of how to prove to
management-types that a given linux box won't have a problem with the
leap second? Like kernel some_version, tzdata some_version,
tzdata-java some_version?
Only way to prove
On Fri, Mar 6, 2015 at 12:52 PM, Chris Adams li...@cmadams.net wrote:
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
Does anyone have a succinct summary of how to prove to
management-types that a given linux box won't have a problem with the
leap second? Like kernel
Les Mikesell wrote:
On Fri, Mar 6, 2015 at 12:52 PM, Chris Adams li...@cmadams.net wrote:
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
Does anyone have a succinct summary of how to prove to
management-types that a given linux box won't have a problem with the
leap second? Like
On Fri, Mar 6, 2015 at 1:50 PM, m.r...@5-cent.us wrote:
I don't think I need to 'prove' that computer programs do repeatable
things. I just want to know the version numbers that need to be
installed - something relatively easy to check.
snip
Two other thoughts: first, that it worked
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
Now we know the issues, and hopefully someone had done the simulation
tests.
No, we know the issue that broke last time (2012), and a different issue
that broke the time before that (2008) (they were different problems).
We don't know
Once upon a time, Les Mikesell lesmikes...@gmail.com said:
On Fri, Mar 6, 2015 at 2:45 PM, Chris Adams li...@cmadams.net wrote:
So again, if you want to make sure there's no new issue, you'll have to
set up a test yourself. I doubt the 2008 or 2012 issues will happen
again, but there's
On Fri, Mar 6, 2015 at 2:26 PM, m.r...@5-cent.us wrote:
Every other sysadmin in the world got calls in the middle of the night
to fix their servers.
Ah, the system was fine, it was java that failed. And we've got a few
tomcat apps... but IIRC, we fixed them the next day - we're tier 3, and
On Fri, Mar 6, 2015 at 2:45 PM, Chris Adams li...@cmadams.net wrote:
So again, if you want to make sure there's no new issue, you'll have to
set up a test yourself. I doubt the 2008 or 2012 issues will happen
again, but there's plenty of room for new issues.
So are you saying that you think
On Fri, Mar 6, 2015 at 3:15 PM, Chris Adams li...@cmadams.net wrote:
Short answer: last time it was threaded stuff like Java, the time before
it was systems under heavy kernel loads. Who knows, this time Postfix
could hang, or MySQL could corrupt databases, or something else.
Probably
Les Mikesell wrote:
On Fri, Mar 6, 2015 at 1:50 PM, m.r...@5-cent.us wrote:
I don't think I need to 'prove' that computer programs do repeatable
things. I just want to know the version numbers that need to be
installed - something relatively easy to check.
snip
Two other thoughts: first,
On 03/06/2015 01:41 PM, Les Mikesell wrote:
I just want the package revisions for at least the kernel and tzdata*
files and anything else where previously-found bugs related to the
leap second have been fixed.
https://access.redhat.com/articles/15145
Unix and ntp handle leap seconds a bit differently.
Unix time increases during the leap second and drops back a second after.
Ntp freezes time during the leap second.
OS kernels may do either or neither.
--
Michael henne...@web.cs.ndsu.nodak.edu
SCSI is NOT magic. There are *fundamental
-Original Message-
From: Les Mikesell
Sent: Thursday, January 15, 2015 12:36
On Thu, Jan 15, 2015 at 11:23 AM, Jason Pyeron
jpye...@pdinc.us wrote:
-Original Message-
From: Akemi Yagi
Sent: Thursday, January 15, 2015 12:05
snip/
Apparently Red Hat is well
-Original Message-
From: Akemi Yagi
Sent: Thursday, January 15, 2015 12:05
On Thu, Jan 15, 2015 at 8:43 AM, G Galitz ge...@galitz.org wrote:
Hi.
We have another leap second coming. Have past bugs with
Centos and leap
seconds (specifically high CPU spikes) been resolved?
On Thu, Jan 15, 2015 at 8:43 AM, G Galitz ge...@galitz.org wrote:
Hi.
We have another leap second coming. Have past bugs with Centos and leap
seconds (specifically high CPU spikes) been resolved? Should we be worried?
Apparently Red Hat is well aware of the upcoming leap second:
On Thu, Jan 15, 2015 at 9:04 AM, Akemi Yagi amy...@gmail.com wrote:
On Thu, Jan 15, 2015 at 8:43 AM, G Galitz ge...@galitz.org wrote:
We have another leap second coming. Have past bugs with Centos and leap
seconds (specifically high CPU spikes) been resolved? Should we be worried?
On Thu, Jan 15, 2015 at 11:23 AM, Jason Pyeron jpye...@pdinc.us wrote:
6 different ways of saying Will my system work? .
[...lots of stuff...]
[*:side bar: see http://rhn.redhat.com/errata/RHBA-2012-1199.html for the
patch or do something like date $(date +someformatthatworks)]
Can you
On 01/16/2015 07:05 AM, Akemi Yagi wrote:
On Thu, Jan 15, 2015 at 9:04 AM, Akemi Yagi amy...@gmail.com wrote:
On Thu, Jan 15, 2015 at 8:43 AM, G Galitz ge...@galitz.org wrote:
We have another leap second coming. Have past bugs with Centos and leap
seconds (specifically high CPU spikes) been
On Thu, Jan 15, 2015 at 3:00 PM, Rob Kampen
rkam...@reaching-clients.com wrote:
Fascinating - describes what's happening but no mention of how we can rest
assured that all will be well
As I ponder it, I recognise that most of our systems are constantly
calculating date/time values based
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