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Say Goodbye to Reboots with Ksplice   Message List  
Reply | Forward Message #18789 of 18951 |
Re: [ttlug] Say Goodbye to Reboots with Ksplice

Tried it on a freshly updated jaunty install on acer aspire one
netbook. On testing I rebooted to see what sort of hit load times
would take and realised it screwed up video card settings. Chose to
reinstall rather than troubleshoot. Would not yet recommend mainstream
adoption, hackers will have fun though.

Sent from my iPhone

On 3 Jul 2009, at 13:41, Richard Bailey <rmjb@...> wrote:

> This looks very promising, too bad it's only for Ubuntu at the moment
> though. As the article said, this would have the biggest impact on
> servers,
> and for me that's RHEL.
>
> A couple points it raises though, what about kernel version
> numbering? When
> you execute uname -r it returns the kernel version, and a lot of
> installation scripts in enterprise packages use this to determine what
> kernel headers to compile against, I wonder if Ksplice will take
> that into
> consideration.
>
> It is also good that they take the patches out of the distribution's
> repository because, again for enterprise, those distros are
> supported for 7
> years, with that in mind they rarely change the base kernel version
> but will
> backport a lot of features from later kernels into the "older" one.
> For
> example one of the servers we run returns a kernel version of
> 2.6.9-89.ELsmp. This is the base kernel 2.6.9, a pretty "old"
> kernel, but
> internally RedHat has patched and backported fixes and features into
> this
> kernel enough times to warrant the -89 sub-version number. The ELsmp
> simply
> means Enterprise Linux and
> SMP<http://en.wikipedia.org/wiki/Symmetric_multiprocessing>Kernel.
> This approach gives RedHat's partners stability because they know
> that this version, RHEL4, has a stable kernel
> ABI<http://en.wikipedia.org/wiki/Application_binary_interface>based on
> kernel 2.6.9 that wont change from sub-version to sub-version and
> they can write their applications and drivers against it.
>
>
> On Fri, Jul 3, 2009 at 12:39 AM, Trevor Christian <doubleOTeC@...
> >wrote:
>
>> Linux is famous for uptime, but even it has to reboot when a new
>> kernel
>> vulnerability is fixed. Or does it? Now there’s Ksplice, technolog
>> y that
>> applies patches directly into the running kernel. And thanks to
>> their free
>> Uptrack service it’s free for users of Ubuntu!
>> http://www.linux-mag.com/cache/7403/1.html
>>
>> Regards,
>> Trevor "TeC" Christian
>> Cell #: (868) 687 0436 / (767) 225 4472
>> Home Page (http://www.trevorchristian.com/)
>>
>>
>> [Non-text portions of this message have been removed]
>>
>>
>>
>> ------------------------------------
>>
>> Help build TTLUG by forwarding this to anyone who is interested in
>> the
>> subject matter or would otherwise benefit from joining the mailing
>> list.
>>
>> Trinidad and Tobago Linux Users Group http://groups.yahoo.com/group/ttlug
>> To subscribe, send an email to_______ TTLUG-subscribe@yahoogroups.com
>> To unsubscribe, send an email to_____ TTLUG-unsubscribe@yahoogroups.com
>> List owner/moderator Richard Jobity__ TTLUG-owner@yahoogroups.com
>> Yahoo! Groups Links
>>
>>
>>
>>
>
>
> --
> "Asking the wrong questions is the leading cause of wrong answers."
>
>
> [Non-text portions of this message have been removed]
>
>
>
> ------------------------------------
>
> Help build TTLUG by forwarding this to anyone who is interested in the
> subject matter or would otherwise benefit from joining the mailing
> list.
>
> Trinidad and Tobago Linux Users Group http://groups.yahoo.com/group/ttlug
> To subscribe, send an email to_______ TTLUG-subscribe@yahoogroups.com
> To unsubscribe, send an email to_____ TTLUG-
> unsubscribe@yahoogroups.com
> List owner/moderator Richard Jobity__ TTLUG-owner@yahoogroups.com
> Yahoo! Groups Links
>
>
>



Fri Jul 3, 2009 1:11 pm

phoenixprodigy
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Message #18789 of 18951 |
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Linux is famous for uptime, but even it has to reboot when a new kernel vulnerability is fixed. Or does it? Now there’s Ksplice, technology that applies...
Trevor Christian
trevorc01
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Jul 3, 2009
4:41 am

This looks very promising, too bad it's only for Ubuntu at the moment though. As the article said, this would have the biggest impact on servers, and for me...
Richard Bailey
rmjbailey2001
Offline Send Email
Jul 3, 2009
12:43 pm

Tried it on a freshly updated jaunty install on acer aspire one netbook. On testing I rebooted to see what sort of hit load times would take and realised it...
Nissan Dookeran
phoenixprodigy
Offline Send Email
Jul 3, 2009
1:13 pm
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