Rob McNelly

Rob McNelly

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Recent Posts

  • Replicating Changes Across Multiple HMCs
    January 15, 2019
  • More on VIOS 3.1
    January 8, 2019
  • Staying Fit: An Ongoing Story of Peaks and Valleys
    December 18, 2018
  • Everything to Know about VIOS 3.1
    December 11, 2018
  • Implementing the vHMC Requires Attention to Detail
    December 4, 2018
  • Security Vulnerability Impacts POWER Processors

    You've most likely heard the news that emerged last week regarding a security vulnerability impacting all microprocessors. 

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    Posted: January 9, 2018 |

    Another AIX vs. Linux Discussion

    Six years ago I wrote an article about how much I love AIX. It's a topic I've revisited a number of times.So let's have another AIX vs. Linux discussion. Certainly, plenty of folks are still talking about this, in their companies and on Twitter.

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    Posted: January 3, 2018 |

    Stuff Old People (Still) Say

    Readers of this blog know I'm old school. For instance, I still have a turntable and vinyl records, though I don't listen to them as often as I once did. I like to buy reliable old cars, maintain them, and drive them into the ground. In addition, I still have a landline with a wired (not wireless) headset, and when people talk about Slack, it makes me reminisce about IRC.

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    Posted: December 19, 2017 |

    Living with Legacy

    What are you doing now to prepare for the day when critical legacy infrastructure goes down?

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    Posted: December 12, 2017 |

    The POWER9 Journey Begins

    One of the great benefits of being an IBM Champion is the ability to attend IBM briefings about unannounced products. For instance, recently, IBM gave us some details about the new Linux-only POWER9 server. The AC922 (Machine Type 8335-GTG) for high-performance computing (HPC) is being officially announced today, and will be generally available Dec. 22.

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    Posted: December 5, 2017 |

    Using lvmo to Migrate LVM Performance Tuning Values

    If you use the lvmo command to tune Logical Volume Manager (LVM) pbufs, this information may be useful.

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    Posted: November 28, 2017 |

    Losing a Laptop

    A buddy recently checked into a hotel. He asked the desk clerk about in-room safes. He's told the hotel doesn't have them. Then he asked the clerk to recommend a good nearby restaurant within walking distance. He was given directions, went, ate, returned to his room, and found his laptop had been stolen. He wondered if the clerk was somehow in on the theft, but he couldn't prove it.

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    Posted: November 21, 2017 |

    On Becoming a Sponsor User

    While attending the IBM Technical University last month I went to a session on the Cloud Management Console (CMC). One thing I highlighted when I first wrote about the CMC is how you get access to the product. You can pay $50 per frame per month, or, if you've purchase a C model, you receive access to the product for three years.

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    Posted: November 14, 2017 |

    A Tip on Getting Started with the PowerHA 7.2.1 GUI

    There are a lot of ways to get familiar with the new PowerHA 7.2.1 GUI--read more to find out how.

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    Posted: November 7, 2017 |

    Just Back from Technical University

    I haven't written about the IBM Technical University lately, but rest assured, I continue to make time for it as schedules allow.

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    Posted: October 31, 2017 |

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