Sam Kirchoff

Founder and GM LiveOptics.com

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Articles

Recent activity by Sam Kirchoff Recent activity Votes
  • Live Optics AIR

    Dark Data is defined as the following by Gartner: “the information assets organizations collect, process and store during regular business activities, but generally fail to use for other purposes” ...

  • OS Licensing by Cluster

    Note: Licensing Optimization by cluster will only apply to larger organizations that have multiple hypervisor clusters running in their environment, but for those that do this is could be a real mo...

  • Profiling Public Cloud Environments

    With servers came Server Sprawl and with VMs came VM Sprawl. So, it only makes sense that with Public Clouds there will also be efforts to maintain growth and cost control.   This typically comes i...

  • Fully Offline Inventory Mode

    After much feedback we have decided to enable a very commonly requested feature. Alas, Live Optics Server/Virtualization Inventory Mode (Phase 1, anyway!) Inventory mode will allow you use the stan...

  • Being Comfortable with Page Faults

    This entry will deal with Page Faults (PFs) as they apply to Live Optics and how to make use of the data. There are two valid types of PFs, but Live Optics only tracks one of these. Soft Page Fault...

  • Average Daily Writes

    The three biggest objections to implementing SSDs in an environment are cost, speed, and durability. Luckily, the industry is providing comfort in all three of these categories. This briefing will ...

  • Saturated Core Count

    The Live Optics collector captures CPU usage on a per Core basis from the host systems that it monitors. The Core count and Core performance is also captured, but individual CPU Core performance is...

  • RDM vs. Guest iSCSI connections

      There has long been some overlap between the definition of “Guest iSCSI connections” and VMware’s RDM (or what Microsoft might call a passthrough). They are similar in nature, but very different ...

  • VM Whitespace & Negative Whitespace Values

    VM Whitespace is the opposite but related value to VM Occupancy.  VM Whitespace = 100% - VM Occupancy %. If a VM is 33% Occupied, then the VM contains 67% Whitespace; 100% - 33% = 67%. Understandin...

  • VMware VM Occupancy

    VM Occupancy is the actual amount of data the Operating System believes it’s managing in relationship to the actual storage the VM is taking up in the VMware Datastore. It is related to VM Whitespa...