2
votes
Libvirtd TCP port 16514 queries
The first part is about systemd's socket-based activation.
The second part is about IPv4/IPv6 dual stack handling
systemd's socket-based activation
systemd.socket:
A unit configuration file whose ...
2
votes
FreeBSD 10 guest on qemu/kvm CentOS 7 host
8 years later I'm here to answer this question.
Default FreeBSD ISO/etc does not enable serial port by default(As far as I know).
I solved it by building a custom ISO.
1) Install FreeBSD using virt-...
1
vote
KVM: qemu-system-x86_64: cannot set up guest memory 'pc.ram': Cannot allocate memory
This is not KVM/QEMU/LIBVIRT bug, since it is the kernel running out of system memory by allocating of 1G.
This can be:
impossibility to free cached blocks by the FS (depending on type of FS, e. g. ...
1
vote
Filter packets with iptables on a tap interface
If you add a logging rule to your FORWARD table to capture any ICMP traffic...
iptables -I FORWARD -p icmp -j LOG --log-prefix 'FORWARD_ICMP '
...you'll see that the input interface is the bridge, ...
Only top scored, non community-wiki answers of a minimum length are eligible
Related Tags
kvm-virtualization × 2409virtualization × 460
libvirt × 439
linux × 435
qemu × 432
networking × 279
ubuntu × 222
virtual-machines × 189
bridge × 185
centos × 168
debian × 139
linux-networking × 117
virsh × 110
lvm × 96
iptables × 92
centos7 × 84
proxmox × 69
xen × 68
windows × 51
redhat × 49
qcow2 × 47
performance × 44
vlan × 44
virtio × 41
virt-manager × 40