KVM Console Gets Frozen When Run Yum Update

(Doc ID 2394639.1)

Last updated on MAY 31, 2018

Applies to:

Linux OS - Version Oracle Linux 7.5 with Unbreakable Enterprise Kerne [4.1.12] and later
Linux x86-64

Symptoms

VM is a headless Oracle Linux 7.4 server running as a guest in KVM. Screen gets frozen every time when run  yum update from console .
Video Model is currently set to QXL in VM hardware configuration. Whereas yum update from putty works fine.

Cause

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