Rob McNelly

Rob McNelly

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Recent Posts

  • Migrating the Cluster Repository Disk
    June 18, 2019
  • Power Overload
    June 11, 2019
  • DR Solutions and the Need to Keep Pace
    June 4, 2019
  • More PowerAI Resources
    May 28, 2019
  • Automation and AI at Work
    May 21, 2019
  • Porting to POWER9

    Linux runs on everything from embedded devices to mainframes. So why should we care that Linux runs on IBM Power Systems servers? Many developers and users are perfectly happy running Linux applications on x86, since that's the environment they know. However, lack of awareness of alternatives is another factor. In the case of Power Systems, some believe it can be difficult to move an application from x86 to POWER. Of course we know that this is unfounded?and in fact with the relatively recent change from the big endian to little endian format, moving to POWER has never been simpler.

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    Posted: November 6, 2018 |

    A Change to the SMT Mode Default in POWER9

    There's a rather significant change with the default SMT mode in AIX 7.2 TL3 running on POWER9 servers. This post describes the new settings.

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    Posted: October 30, 2018 |

    HMC Enhanced GUI: A Cautionary Tale

    Just in time for Halloween, here's a scary story involving the HMC enhanced GUI version and an inexperienced user.

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    Posted: October 23, 2018 |

    Restricting Access to the AIX Error Report

    Awhile back on Twitter, Chris Gibson noted that, starting with AIX 7.2 TL3, administrators will be able to prevent non-privileged users from viewing the AIX error report.

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    Posted: October 16, 2018 |

    New Stencils Available for POWER9 Systems

    Visio stencils are now available for selected IBM Power Systems POWER9 models, including the AC922 and S914.

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    Posted: October 9, 2018 |

    NIM Management via HTTP

    I love NIM. I rely on NIM when I'm doing new server builds, and it's also my go-to for installing the VIO server.

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    Posted: October 2, 2018 |

    What's in Store for Memory

    In August there was an event called Hot Chips 30. A long-running conference for the semiconductor industry, Hot Chips is the place to learn about high-performance microprocessors and related topics like system memory. Here are a couple of interesting articles that came out of the conference that look at memory and where it's headed in the near future.

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    Posted: September 25, 2018 |

    An Important Reminder about VIOS

    This post outlines some important reminders about VIOS.

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    Posted: September 18, 2018 |

    LPM Copy Time Stats

    Newsflash: I'm not the only person out there writing about AIX and related topics. I also understand that this is a good thing, for all of us. I know l like reading about this stuff as much as I like writing about it.

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    Posted: September 11, 2018 |

    A Discussion of Software Security

    Containers or virtual machines--which provides greater security? IBM Research attempted to answer this question, as explained in a recent article that I outline in this blog.

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    Posted: September 4, 2018 |

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