Re: A call to chair sessions at SHARE

2013-06-14 Thread Shane G
On Sat, Jun 15th, 2013 at 7:52 AM, "Jagos, Brian V" wrote:

> Hi All,
> 
> It is that time of year again this is a call to chair SHARE
session.

Hadn't realised the schedule was out.
Ugh - now I remember why the various streams have so much trouble getting
volunteers for chairs. It's not just that we are a bunch of lazy bums - it'd
a *real* problem trying to work out which sessions one can actually attend.
And things might move - or I might change my mind ...

I know it's harder for the organisers than it is for us, but it's still not 
easy.
If I ever work out what I'm going to in this stream, I'll be in touch.

Shane ...

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A call to chair sessions at SHARE

2013-06-14 Thread Jagos, Brian V
Hi All,

It is that time of year again this is a call to chair SHARE 
session.

History
In 1955, just two years after the release of IBM's first computer, a handful of 
the earliest IT professionals collaborated to form SHARE. Thus came into being 
the world's first organization of computing professionals.

Over the past five decades, SHARE has become synonymous with high-quality, 
user-driven education and resources to make enterprise computing specialists 
more effective professionals. SHARE serves more than 20,000 individuals 
representing over 2,000 of IBM's top enterprise computing customers. Our 
constituency includes many of the top international corporations (including the 
majority of the FORTUNE 500), universities and colleges, municipal through 
federal government organizations, and industry-leading consultants. While 
independent, SHARE maintains a close partnership with IBM and its subsidiaries, 
as well as with leading solution providers to continually strengthen SHARE's 
benefits for its members.

Our Mission
To enable people in Information Technology environments to achieve business 
results.

Our Vision
We will be an indispensable partner with our members and IBM - the community 
where users and technology meet to shape the future of Information Technology.

The Value of SHARE Membership
Participation in SHARE provides the opportunity to build relationships with a 
diverse community of IT professionals, enhances your professional development, 
and positions you as a thought leader in the industry



idSession Title 

  Date and Time   DayPeople
13518Linux for Beginners Hands-on Lab Part 1 of 3   
2013-08-12, 09:30:00   Monday   
 Neale Ferguson (Speaker)
13506z/VM Platform Update & Linux and VM Program Opening
2013-08-12, 09:30:00   MondayAlan 
Altmark (Speaker), Rick Barlow (Speaker)
13387Mz - A New Open Source Systems Management Package  
   2013-08-12, 09:30:00   MondayMichael 
D. MacIsaac (Speaker)
13519Linux for Beginners Hands-on Lab Part 2 of 3   
2013-08-12, 11:00:00   Monday   
 Neale Ferguson (Speaker)
14060Overcoming the Challenges of Running Linux and the Cloud on System z   
2013-08-12, 11:00:00   MondayAndrew Chapman 
(Speaker), Brian Jagos (Speaker)
13593What's New in the z/VM 6.3 Hypervisor  
  2013-08-12, 11:00:00   Monday 
   John Franciscovich (Speaker)
13602Current & Future Features SUSE Linux Enterprise Server for System z
 2013-08-12, 11:00:00   MondayMarcus Kraft 
(Speaker)
13520Linux for Beginners Hands-on Lab Part 3 of 3   
2013-08-12, 12:15:00   Monday   
 Neale Ferguson (Speaker)
13487Automation Scenarios for a z/VM Cluster and Linux on System z Guests   
 2013-08-12, 13:30:00   MondayTracy Dean 
(Speaker)
13507z/VM Single System Image and Live Guest Relocation Overview
2013-08-12, 13:30:00   MondayJohn 
Franciscovich (Speaker)
13715Linux Storage Measurement  
2013-08-12, 13:30:00
   MondayBarton Robinson (Speaker)
13517Introducing the Linux Health Checker   
  2013-08-12, 15:00:00   
MondayMartin Schwidefsky (Speaker)
13866Advanced z/VM Systems Management   
  2013-08-12, 15:00:00   Monday 
   Sharon Chen (Speaker)
13490Configuration and Use of z/VM Dirmaint and SMAPI   
2013-08-12, 15:00:00   Monday   
 Rich Smrcina (Speaker)
13564z/VM Upgrade In Place Installation 
 2013-08-12, 16:30:00   
MondayRichard Lewis (Speaker)
13521Linux on System z Performance Update   
 2013-08-12, 16:30:00   Monday  
  Christian Ehrhardt (Speaker)
13496Introduction to Virtualization: z/VM Basic Concepts and Terms  
   

Re: More words on "The Virtualization Cookbook" Redbook residency

2013-06-14 Thread Leland Lucius

On 6/13/2013 2:40 PM, Rick Troth wrote:

Or maybe a compiled smiucv should also be on the Downloads page?

  ...

I'll talk to Leland about shipping a prebuilt one, though
  -- no need to force a toolchain install if not needed.

CORRECT.
And for "external facing" or "cloud" guests, it's important to NOT
have the toolchain available.

You probably wouldn't want to have smaclient on an external facing or
cloud guest either.

We simply have a local build machine where we build stuff and then push
the binaries out to the guests that need them.

Prebuilding smiucv "should" be possible.  I just wouldn't want to get
into having to support multiple versions for multiple distros.
Fortunately, it's about as basic an app can be, so it should be able to
be built once and run everywhere.

Leland

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Re: Appropriate hipersocket MFS size for use with SAP Apps Servers

2013-06-14 Thread Leland Lucius

On 6/13/2013 2:28 PM, Ron Foster wrote:

Anyone have any experience running SAP apps servers under z/vm with a larger 
than 8k MTU size?



We run with a 16K MFS and an 8K MTU.  Like you, we use a single
hipersocket CHPID.

However, we're still on z/OS 1.12 with plans to upgrade to z/OS 1.13
soonish.  So, thanks for the heads up.  :-)

Leland

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Re: Appropriate hipersocket MFS size for use with SAP Apps Servers

2013-06-14 Thread David Boyes
> 3. One of the things that the TCP IP folks want us to do on the hardware side
> is to increase the maximum frame size to 64k. for this hipersocket.
> 
> 4. This would normally increase the MTU size to 56k for the hipersocket.
> 
> 5. If I remember properly the 56k value would exceed the SAP recommended
> MTU size of 8k.

That recommendation is for garden-variety Ethernet where 8K jumbo frames are 
the max supported. Hipersockets != Ethernet. 56K MTU works nicely.

> 6. The IBM z/os TCP/IP support says that the MTU size could be forced to 8k.
> Anyone have any experience in forcing an MTU to 8k like this?  Any
> unwelcome side effects?

It's going to increase the CPU utilization of the TCP stacks substantially 
since the stack has to do more fragmentation/reassembly.

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