Re: Run VM with 16G or more?

On 2024-01-02 19:58, Kirill A. Korinsky wrote:
>> On 2. Jan 2024, at 19:17, Dave Voutila <dv@sisu.io> wrote:
>>
>>> vmd: failed to start vm podman
>>> vmd: vm_stop: vmd config_setvm stopping vm 3
>>>
>>> This machine runs 4 more VM and this one (huge) should be 5th.
>>
>> Try this:
>>
>> # cd /dev && sh MAKEDEV tap4
>>
>> By default I believe on amd64 we create tap[0-3]. You might need to
>> define additional special files to represent 4+ taps.
>
> I really think that this should be documented at
> https://www.openbsd.org/faq/faq16.html
> <https://www.openbsd.org/faq/faq16.html>

It's in man vm.conf, to an extend:

CAVEATS
Each guest requires one tap(4) device per assigned interface and
one
pty(4) device. Administrators may need to create additional
devices
using MAKEDEV(8).

> Anyway, right now it fails as:
>
>> vmctl: start vm command failed: Invalid argument
>
> and if I revert may changes (to 10G for example) at cat
> /etc/login.conf.d/vmd from:
>> vmd:\
>> :datasize=100G:\
>> :tc=daemon:
>
>
> it's failed as (which is expected):
>> vmctl: start vm command failed: Cannot allocate memory
>
>
> --
> wbr, Kirill