How to setup a Systemtap "flight recorder" (tracing) with QEMU-KVM in RHEL6.6

Updated -

You can capture QEMU trace data all the time using a systemtap initscript provided in the qemu-kvm package. This uses SystemTap's flight recorder mode to trace all running guests to a fixed-size buffer on the host. Old trace entries are overwritten by new entries when the buffer size wraps.

The steps to get it configured and running are explained below:

  • Install the system...

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