Questions tagged [QEMU] (73)

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What kind of error libvirtd?

After starting virt-manager to overlook such errors. libvirtd[1100]: operation failed: pool "default" already exists (UUID: 5e17cb30-a5fa-474c-b1e2-356682ffd505) libvirtd[1100]: internal error: failed to determine the number of interfaces on host: unspecified error - errors in loading some config files First understand th...
Tillman12 asked April 7th 20 at 15:47
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Libvirt/qemu where does the information about CPU?

Interested in where you take Libvirt/qemu information about the processor name, and how it can be replaced. Should they have taken with Ali Intel confidential and many this conclusion of the name is not satisfied.
jailyn.Jaskols asked April 7th 20 at 11:04
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KVM qcow2 disk falloc or metadata server on SSD?

Somewhere I heard/read that the disk qcow2 created by metadata gives slow performance when populating it with data at values close to the maximum. Or reduce the free space of the host system virtualname. Something like fragmentation, which is not seen, but strongly felt. For SSDS fragmentation issues did not seem to exist....
velva_Nad asked April 4th 20 at 12:20
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The best way to isolate the guest network without a strong complex configuration?

There are a host of Debian 10 with multiple VMS on a single physical network interface. VM is connected through a bridge of a single interface and have a unique IP in local network. Needed turning off the firewall on the guest, to restrict the connection of the guest on the host, though not in such detail. What is the schem...
davon.Marv asked April 3rd 20 at 18:28
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The key from UEFI to traverse in the virtual machine really?

Is the laptop with the Windows license. Then switched to Kubuntu, set up virtualization, moved Windows to a virtual machine, but it requires a key. Did booting via GRUB and the VHD https://habr.com/ru/post/228641/ The key is, but I want to work from the new path. Poke me if there's a solution.
maybell18 asked March 31st 20 at 22:07
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How effective virtualization for gaming?

A question perhaps stoned, but I'll ask him. Is it possible to fully run heavy games in the hypervisor? I know that there is such a possibility, but would like to hear the opinion of people who actually use the scheme of the guest system and forwarding the second graphics card for games. As they say, the child would not pl...
era.Glover asked March 31st 20 at 20:25
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How to install Ubuntu in QEMU?

Hello! The PC is Intel Core i5 . It is necessary for the processor to emulate a AMD64 and install Ubuntu LTS on Windows QEMU in full emulation! How to implement it? In the Internet instructions not found. Ps: Why is it necessary (why would you)(why) Pps: please Help! Pss: thanks in Advance for the answer!!!
augusta_Boehm asked March 25th 20 at 11:51
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How to install Android on QEMU ARM?

Hello! Tried to install Android on VMWare, but some applications works fine, part of crashes and some do not run at all. Began to understand and found out that on x86 Android, you cannot run ARM apps. I was advised to install the Android ARM for QEMU and I decided to use pure android with root rights. But the question is ho...
graciela_Heller asked March 25th 20 at 11:50
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How many virtual cores to allocate to the virtual machine?

Now climbs steal up to 50% of CPU power. The more cores you give, the more the expectation of the neighbors. It seems that if you issue all on 1 core, there will come happiness. How to distribute a kernel virtualcom? Maybe there is a special configuration of the CPU for performance monitoring? On the host IntelĀ® Xeon E3 122...
newell93 asked March 24th 20 at 09:52
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QEMU and modify the init?

When you run QEMU you need to append, install the init, which will run bash and edit the environment variable $TERM. Should look like the string changing $TERM?
trent70 asked March 21st 20 at 12:51