On Wed, Jan 31, 2018 at 10:56:47AM -0500, JimR wrote: > Host: Fedora 26 with all patches on HP Pavilion 4-core 3.2 GHz > > VMM 1.4.3 > > Guest: RHEL 7.4, server with GUI. (also CentOS 7 server with GUI, but never > running at the same time as rhel) > > Guest invariably freezes, sometimes after 5 minutes, sometimes after 45 > minutes. It will not accept any keyboard nor mouse input. This happens > when the only application running in guest is the terminal, but it is not > running anything, just waiting for my next command. > > VMM shows CPU usage spikes and stays there. Host htop shows qemu is taking > 100% of one core. Please post the output of "mpstat -P ALL 1". mpstat is from the sysstat package. If you see 100% %usr then QEMU is spinning. If you see 100% %guest then the guest is spinning. The next step would be to drill down on what activity is taking 100% CPU. Have you installed the latest updates on the host and inside the guest? Stefan
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