Re: [PLUG] How the IRS is able to reverse engineer Assembly

[Andy Wojnarek <andy.wojnarek@theatsgroup.com>]

I supported and maintained Linux (thousands of VMs) running on top of mainframes (the Z or s390 CPU architecture). 

It has a vibrant and active community filled with innovative folks doing great things.

--
Andy

On 2/8/18, 6:46 AM, "plug on behalf of Marco Milano" <plug-bounces@lists.phillylinux.org on behalf of marco.milano@gmx.com> wrote:

    
    
    On 01/04/2018 11:07 PM, Lowell Higley wrote:
    > IRS is a big mainframe user. On the mainframe, most code is being moved from assembly to Java. The move has little to do with technology and more about pricing models.  In mainframes there are a 
    > couple of different types of processers.  General Processors (or GPs) can be very expensive because organizations like IRS have to pay IBM for the workloads that run on GPs by the MSUs consumed.  The 
    > altermative is to use zIIP engines which are specialty processors for specific workloads like java.  These enginres are priced at a flat rate - or "all you can eat."  Yes, in the mainframe world we 
    > call processors "engines".
    
    
    They need to start from scratch.
    
    God knows how many billions were wasted on this "mainframe" bullshit.
    
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