Rob McNelly

Rob McNelly




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Recent Posts

  • More Fun with AIX on a Nutanix Cluster
    November 13, 2018
  • Porting to POWER9
    November 6, 2018
  • A Change to the SMT Mode Default in POWER9
    October 30, 2018
  • HMC Enhanced GUI: A Cautionary Tale
    October 23, 2018
  • Restricting Access to the AIX Error Report
    October 16, 2018
  • What are your resource needs? You'll know when you know

    How do you manage resources? A recent discussion in the AIX forum offered some solid advice. 

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    Posted: June 20, 2018 |

    New Doesn't Always Mean Improved

    This week's post reviews previous technological enhancements--some of which did not catch on at all.

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    Posted: June 12, 2018 |

    POWER9 Performance Best Practices

    In April, IBM's Therese Eaton noted this availability of this POWER9 performance best practices document.

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    Posted: June 5, 2018 |

    Applying VIOS Rules Post-Install

    Awhile back my colleague Eric Hopkins was installing VIO server 2.2.6.21 when he noticed something new: a reminder to apply rules post-installation.

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    Posted: May 29, 2018 |

    A Primer on the New Hyperconverged Systems

    So hyperconverged systems running AIX are here, and it's very cool. If you're looking for more technical detail, the IBM Knowledge Center provides some practical information that techies will find very interesting. This doc features concepts and recommendations on planning, deploying and installing AIX, network booting and configuring virtual machines. There's also a section on troubleshooting.

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    Posted: May 22, 2018 |

    Getting Hands on With AIX on a Nutanix Cluster

    Ever since IBM's intriguing statement of direction about AIX running on POWER-based Nutanix clusters, I've eagerly awaited the real thing. The wait ended last week, when availability of the hyperconverged systems was made official at the Nutanix .NEXT conference in New Orleans.

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    Posted: May 15, 2018 |

    A Not So Technical Look at Technical Debt

    This week's blog examines the term "technical debt," and what that term means to different people.

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    Posted: May 8, 2018 |

    More Help for the HMC Transition

    Awhile back Kiran Tripathi (@SocialKiran) made note of this IBM Knowledge Center breakdown of HMC interfaces.

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    Posted: May 1, 2018 |

    History Bytes

    How many of you keep stacks of old computer publications? I did, until I was finally told to get rid of some of my PC Computing magazines from the 90s. Recently though, I was sent back in time when someone on Twitter posted a link to Byte magazine's April 1998 issue.

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    Posted: April 24, 2018 |

    Troubleshooting a vSCSI Mapping

    I was recently asked to help troubleshoot a vSCSI mapping. My colleague was running an SAP HANA POC workload on POWER, and is new to the platform. At the time an older version of HMC code was being used, so we still had access to the classic HMC interface. Since mapping the virtual adapters and managing the profiles is a manual process, there's always the potential for errors. And unfortunately, mistakes were made with the adapter numbering.

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    Posted: April 17, 2018 |

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