OVM 2.x VM Guest Hangs While Writing To Console
(Doc ID 1630323.1)
Last updated on JANUARY 31, 2019
Applies to:Oracle VM - Version 2.1 and later
Oracle Cloud Infrastructure - Version N/A and later
1. Oracle VM Server release 2.x with xen package version earlier than xen-3.4.0-0.1.38.el5.
2. A lot of "BUG: soft lockup - CPU## stuck for xxs!" (lots of D/Z status processes) found in VM guest system logs and its crash dump core file.
3. Check CPUs in crash dump core, some CPUs freeze at xenconsole:
VM guest(s) generate large amounts of console outputs.
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