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  2. z Application Assist Processor - Wikipedia

    en.wikipedia.org/wiki/Z_Application_Assist_Processor

    The IBM System z Application Assist Processor (zAAP), previously known as the zSeries Application Assist Processor, is a mainframe processor introduced by IBM in 2004. zAAP engines [1] are dedicated to running specific Java and XML workloads under z/OS, accelerating performance. zAAPs are available for zSeries 990 and 890 servers and later zSeries and zEnterprise models.

  3. IBM Z - Wikipedia

    en.wikipedia.org/wiki/IBM_Z

    The typical ordering process of modern IBM Z mainframe looks like a buying of service [50] or looks like a leasing; [51] the mainframe is a program/hardware complex with rent for a system workload, and (in the most cases) additional system capabilities can be unlocked after additional payment.

  4. z/Architecture - Wikipedia

    en.wikipedia.org/wiki/Z/Architecture

    IBM's operating systems z/OS, z/VSE, z/TPF, and z/VM are versions of MVS, VSE, Transaction Processing Facility (TPF), and VM that support z/Architecture. Older versions of z/OS, z/VSE, and z/VM continued to support 32-bit systems; z/OS version 1.6 and later, z/VSE Version 4 and later, and z/VM Version 5 and later require z/Architecture.

  5. Hercules (emulator) - Wikipedia

    en.wikipedia.org/wiki/Hercules_(emulator)

    Hercules is a computer emulator allowing software written for IBM mainframe computers (System/370, System/390, and zSeries/System z) and for plug compatible mainframes (such as Amdahl machines) to run on other types of computer hardware, notably on low-cost personal computers. Development started in 1999 by Roger Bowler, a mainframe systems ...

  6. IBM System z10 - Wikipedia

    en.wikipedia.org/wiki/IBM_System_z10

    The System z10 implements the main IEEE 754 decimal floating point operations in a built-in, integral component of each processor core and instruction set architecture. As examples, Enterprise PL/I, XL C, and the z/OS Java BigDecimal class can exploit hardware decimal floating point.

  7. IBM Basic assembly language and successors - Wikipedia

    en.wikipedia.org/wiki/IBM_Basic_assembly...

    The application program interfaces of IBM's mainframe operating systems is defined as a set of assembly language "macro" instructions, that typically invoke Supervisor Call (SVC) [e.g., on z/OS] or Diagnose (DIAG) [on, e.g., z/VM] instructions to invoke operating system routines. It is possible to use operating system services from programs ...

  8. PC-based IBM mainframe-compatible systems - Wikipedia

    en.wikipedia.org/wiki/PC-based_IBM_mainframe...

    IBM ZD&T (Z Development and Test Environment), an IBM offering provides an x86-based environment that emulates Z hardware and runs genuine z/OS software, offering unmatched application portability and compatibility. IBM Z Development and Test Environment can be used for education, demonstration, and development and test of applications that ...

  9. zIIP - Wikipedia

    en.wikipedia.org/wiki/ZIIP

    Use of zIIPs is supported in IBM Z Operational Log and Data Analytics and IBM Z Anomaly Analytics with Watson. IBM Z Operational Log and Data Analytics is a software that collects IT operational data from z/OS systems, transforms it to a consumable format, and streams it to analytics platforms, or to the included operational data analysis platform which provides insights to help visualize and ...

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