[ovirt-users] [SLA] can't start vm due to "host did not satisfy internal filter Memory."

Artyom Lukianov alukiano at redhat.com
Tue Feb 10 09:13:23 EST 2015


I checked a little in code, and we have some complicate formula for memory: memory_that_vm_need = host.mem_commited + host.pending_vmem_size + host.guest_overhead + host.reserved_mem + vm.guaranteed_memory
you can check all parameters for host under vds_dynamic table in database, you can also enable debug logging under engine log t get more details(http://www.ovirt.org/OVirt_Engine_Development_Environment#Enable_DEBUG_log).
I hope it will help you.
Thanks

----- Original Message -----
From: "Sven Kieske" <s.kieske at mittwald.de>
To: "Artyom Lukianov" <alukiano at redhat.com>
Cc: "users at ovirt.org List" <Users at ovirt.org>
Sent: Tuesday, February 10, 2015 3:29:13 PM
Subject: Re: [ovirt-users] [SLA] can't start vm due to "host did not satisfy internal filter Memory."



On 10/02/15 14:03, Artyom Lukianov wrote:
> Can you also provide value for "Max free Memory for scheduling new VMs" parameter, under REST max_scheduling_memory.

sure:

with the vm being launched with 28 GB max ram it is:
Max free Memory for scheduling new VMs:
	35617 MB

Before it was way beyond that (I can't shutdown the vm now), obviously
because of the 200% overcommitment on the cluster.

So imho it should be fine running a vm with 32768 MB RAM defined.

Thanks!

-- 
Mit freundlichen Grüßen / Regards

Sven Kieske

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