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1answer
643 views

Why is there a socket interface on the host and a character device interface on the guest for virtio-serial?

I am trying to establish a communication channel between the host and one of its guest virtual machine using kvm as a hypervisor. For this, I am using virtio-serial. To create the virtual machine, I ...
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0answers
15 views

Hardware raid, LVM and KVM cache policy

I have a question about right cache policy for KVM using LVM and hardware raid-controller. So from the bottom: 1. We have LSI RAID controller 9260, 512Mb cache and BBU. Later we also will have ...
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0answers
1k views

Ubuntu 14.04 KVM Host - Only network device pcnet working

I've installed a KVM host on Ubuntu 14.04. I've added a networking bridge as br0 and also added the p4p1 network adapter to it. My problem is now that only the "pcnet" networking guest driver is ...
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0answers
51 views

How to switch in ws2012 from an IDE disk to a Virtio disk?

I am running Windows server 2012 in a virtual machine under Debian Jessie. I tried to follow the Red Hat tutorial in order to switch on the Virtio drivers: 1) I downloaded from Debian the virtio ...
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0answers
164 views

KVM Aggregate Throughput Limited at 1Gb - Virtio Queues Limiting Factor?

I have a KVM host with three NICs and can't get traffic between guests (in same subnet) above 1gbps aggregate. Is this by design and the only way to achieve >1gbps to use multiqueue support? So far, ...
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0answers
584 views

Can't log in to new RH6 install in runlevel 5

I have just set up a new server, RedHat Enterprise Linux 6 on an HP blade. I have no trouble logging in over ssh, or on the console in runlevel 3, but cannot log in with the Gnome desktop. There is a ...