Blog Posts

How To Emulate CXL Devices using KVM and QEMU

How To Emulate CXL Devices using KVM and QEMU

What is CXL? Compute Express Link (CXL) is an open standard for high-speed central processing unit-to-device and CPU-to-memory connections, designed for high-performance data center computers.

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How To Build a custom Linux Kernel to test Data Access Monitor (DAMON)

How To Build a custom Linux Kernel to test Data Access Monitor (DAMON)

DAMON is a data access monitoring framework subsystem for the Linux kernel.

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Resolving commands 'Killed' on GCP f1-micro Compute Engine instances

Resolving commands 'Killed' on GCP f1-micro Compute Engine instances

When I want to perform a quick task, I generally spin up a Google GCP Compute Engine instance as they’re cheap.

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How To Enable Debug Logging in ipmctl

How To Enable Debug Logging in ipmctl

The ipmctl utility is used for configuring and managing Intel Optane Persistent Memory modules (DCPMM/PMem).

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How To Install Prometheus and Grafana on Fedora Server

How To Install Prometheus and Grafana on Fedora Server

[Updated] This article was updated on 03/13/2021 using Fedora Server 33, Prometheus v2.

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Using ltrace to see what ipmctl and ndctl are doing

Occasionally, it is necessary to debug commands that are slow. Or you may simply be interested in learning how the tools work.

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How To Install and Boot Microsoft Hyper-V 2019 from Persistent Memory (or not)

How To Install and Boot Microsoft Hyper-V 2019 from Persistent Memory (or not)

In a previous post I described how to install and boot Fedora Linux using only Persistent Memory, no SSDs are required.

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