Rob McNelly

Rob McNelly




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Recent Posts

  • Thoughts on Performance Tuning
    01/17/2017
  • The PowerVM Story Gets Better
    01/10/2017
  • Estimate rperf for your LPAR
    01/03/2017
  • Booting AIX in Debug Mode
    12/20/2016
  • Back Up Your HMC or Get Ready to Rebuild
    12/13/2016
  • Using AIX System Accounts

    I recently was asked about AIX system accounts. You'll find the answers -- why they're there, how you login to them, etc. -- in this IBM Support doc. It's an older document that covers the basics, but the information is still relevant:

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    Posted: August 23, 2016 |

    Linux on Power Resources

    I know more of you are evaluating and using Linux on Power, so I want to highlight some good resources. (Note: A ton of links follow, and I've noticed that some don't seem to work properly with Internet Explorer, so try another browser if you encounter issues.)

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    Posted: August 16, 2016 |

    Connecting with IBMers on Sametime

    I worked for IBM from 2000-2006. During that time I used Sametime extensively to communicate with coworkers worldwide. When I left the company, I wanted to continue to IM my former colleagues.

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    Posted: August 09, 2016 |

    PowerVC Resources

    By now you're familiar with PowerVC. No? Well, then this post is for you.

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    Posted: August 02, 2016 |

    Lessons Learned from Camp

    As long time readers know, I work with Boy Scouts. Recently we took 19 boys to a week-long summer camp, and while I always find being around kids to be instructive, this time I realized that some of these lessons apply to techies as well as campers.

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    Posted: July 26, 2016 |

    Lots of Potential Bookmarks

    Check out the latest blog post, which includes several links of interest to AIX users.

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    Posted: July 19, 2016 |

    A Pictorial Guide to vSCSI Disk Settings

    One of the challenges of configuring virtual disks with the VIO server is knowing which settings must be changed during setup. I recently had something brought to my attention that should help clarify things.

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    Posted: July 12, 2016 |

    Power Systems from a Competitor's View

    I'm always interested in stories about customers that choose to migrate from x86 to POWER8 systems. When I hear about 2X performance compared to x86 when running workloads on POWER, I wonder how anyone could consider anything else. Throw in the AIX, IBM i, and Linux on Power operating systems, and to me there's utterly no reason to run another operating system on other hardware.

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    Posted: July 05, 2016 |

    Working with Snap Files

    Awhile ago Russell Adams posted an interesting message to the AIX mailing list. He wrote about working with AIX snap files and included a link to his website, which provides some background.

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    Posted: June 28, 2016 |

    Monitor-ing the Situation

    Over the years I've discovered that you can never have too many monitors connected to your system. I'm reminded of this whenever I go on the road with a laptop and single screen.

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    Posted: June 21, 2016 |

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