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Re: CPU oversubscription =?=> spontaneous reboots
 
- To: xen-users@xxxxxxxxxxxxxxxxxxxx
 
- From: Paul Leiber <paul@xxxxxxxxxxxxxxxx>
 
- Date: Thu, 5 Dec 2024 08:58:10 +0100
 
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- Delivery-date: Thu, 05 Dec 2024 07:59:07 +0000
 
- List-id: Xen user discussion <xen-users.lists.xenproject.org>
 
 
 
Hi Mike,
Am 03.12.2024 um 23:27 schrieb Mike:
 
I added
`dom0_vcpus_pin` to the boot line and `cpus = "all,^0-3"` to the domU configs
 
 
That didn't solve it.  One of the first commands that I try to execute in one
domU, which causes activity in the other domU, triggers a reboot.  As if the
change increased the likeliness of the event.
 
 
 Could it be possible that it's not the activity on the DomU that is 
triggering the reboot, but rather network activity between two DomUs? If 
the cause were activity by itself on one DomU (or both DomUs), then it 
should be possible to trigger the reboot by causing activity on the DomU 
itself (or on both DomUs), without network activity.
What CPU architecture is your system based on?
Best regards,
Paul
 
 
    
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