[ale] Red Hat User Group Atlanta meeup: Tomorrow

Scott McBrien smcbrien at gmail.com
Tue Oct 21 11:14:04 EDT 2014


I thought this was in the overview, but maybe I'm wrong, I wrote it a long time ago.

Start with a talk about /proc and /proc/sys and sysctl, then /sys, finishing with tuned.

Not a ton of use case baked into the preso, but tunables like swappiness or huge pages gear themselves to the obligatory database and JVM mention, respectively.

-Scott


> On Oct 21, 2014, at 9:51 AM, James Sumners <james.sumners at gmail.com> wrote:
> 
> I understand you have to focus on 7 with a subfocus on 6. Sadly, the USG's IT support doesn't move that fast so I'm stuck on 5 where I require their support. And I'm only just now moving up to 6 one the systems I don't (haven't had time to setup a test 7 environment). So I'm just trying to gauge if the drive up there is going to benefit me much. 
> 
> What sort of performance scenarios are you targeting in your overview?
> 
>> On Tue, Oct 21, 2014 at 8:42 AM, Scott McBrien <smcbrien at gmail.com> wrote:
>> Most of it applies to both 5 and 6.  tuned only 6 and 7, though it might have been added for 5, I've not worked on one of those in a few years, but it's an easy bolt-on with the tuned package, so they might have ported it to 5 as well.  I wrote the preso for 7, and tuned for 7 has a bunch of systemd things now, but the basic mechanics of switching profiles is largely unchanged from earlier versions.  The big difference with 7 is what happens when the profile is activated.
>> 
>> I mean, the preso is an hour +/-, so how crazy can I really get?  Realize that the Perf Tuning class RH offers is 4 days...
>> 
>> -Scott
>> 
>> 
>>> On Oct 20, 2014, at 9:46 PM, James Sumners <james.sumners at gmail.com> wrote:
>>> 
>>> How much would really apply to 6, and maybe 5?
>>> 
>>>> On Mon, Oct 20, 2014 at 2:47 PM, scott mcbrien <smcbrien at gmail.com> wrote:
>>>> Tomorrow night is a meeting of the Red Hat User Group - Atlanta.  Topic is "Introduction to Performance Tuning" if anyone is interested, they can apply to the meetup:
>>>> 
>>>> http://www.meetup.com/Atlanta-Red-Hat-User-Group/
>>>> 
>>>> We generally keep membership to RH customers, but Red Hat adjacent technical folks are good too.
>>>> 
>>>> -Scott
>>>> 
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>>> 
>>> 
>>> -- 
>>> James Sumners
>>> http://james.roomfullofmirrors.com/
>>> 
>>> "All governments suffer a recurring problem: Power attracts pathological personalities. It is not that power corrupts but that it is magnetic to the corruptible. Such people have a tendency to become drunk on violence, a condition to which they are quickly addicted."
>>> 
>>> Missionaria Protectiva, Text QIV (decto)
>>> CH:D 59
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>> 
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> 
> 
> 
> -- 
> James Sumners
> http://james.roomfullofmirrors.com/
> 
> "All governments suffer a recurring problem: Power attracts pathological personalities. It is not that power corrupts but that it is magnetic to the corruptible. Such people have a tendency to become drunk on violence, a condition to which they are quickly addicted."
> 
> Missionaria Protectiva, Text QIV (decto)
> CH:D 59
> _______________________________________________
> Ale mailing list
> Ale at ale.org
> http://mail.ale.org/mailman/listinfo/ale
> See JOBS, ANNOUNCE and SCHOOLS lists at
> http://mail.ale.org/mailman/listinfo
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