Saturday, May 7, 2011

KVM Slides from Red Hat Summit 2011

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Update: Added link to Mark Wagner's KVM Performance Improvements and Optimizations slides that Andrew Cathrow posted on IRC. This ye...
Saturday, April 23, 2011

How to capture VM network traffic using qemu -net dump

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This post describes how to save a packet capture of the network traffic a QEMU virtual machine sees. This feature is built into QEMU and w...
Wednesday, April 13, 2011

KVM-Autotest Install Fest on April 14

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Mike Roth has just posted a nice guide to getting started with KVM-Autotest , the suite of acceptance tests that can be run against KVM. KV...
Saturday, April 9, 2011

How to pass QEMU command-line options through libvirt

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An entire virtual machine configuration can be passed on QEMU's extensive command-line, including everything from PCI slots to CPU feat...
Tuesday, March 29, 2011

How to use perf-probe

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Dynamic tracepoints are an observability feature that allows functions and even arbitrary lines of source code to be instrumented without ...
Saturday, March 26, 2011

Best practices and tuning tips for KVM

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The IBM Best practices for KVM document covers storage, networking, and memory/CPU overcommit tuning. If you are looking for known good co...
Tuesday, March 22, 2011

How to access the QEMU monitor through libvirt

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It is sometimes useful to issue QEMU monitor commands to VMs managed by libvirt. Since libvirt takes control of the monitor socket it is no...