vgcreate
To Create a volumegroup. vgcreate vg1 /dev/sdd1 /dev/sde1 Example [root@server ~]# vgcreate vg-storage /dev/sdb Volume group “vg-storage” successfully created [root@server ~]# vgdisplay…
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Disable Netdata Email Notification
To disable email notifications from netdata, run /etc/netdata/edit-config health_alarm_notify.conf If the above command did not work, you can find the location of…
Find Files By Size
To find all files that are larger than 1 GB in size, run Example To find files older than 100 days, run…
Install drivers on Ubuntu
To install drivers on Ubuntu using command line, run boby@sok-01:~$ sudo ubuntu-drivers devices == /sys/devices/pci0000:00/0000:00:01.1/0000:01:00.0 == modalias : pci:v000010DEd00001F82sv00001458sd00003FCBbc03sc00i00 vendor : NVIDIA…
virsh list
To list all VM on a KVM server, run Example To view all Virtual machines including stopped VM’s, use –all option. To…
virsh nodeinfo
To see information about a KVM node, run virsh nodeinfo Example root@s3-m12:~# virsh nodeinfo CPU model: x86_64 CPU(s): 8 CPU frequency: 1861…
Linux KVM Virtualization
Install KVM Install Linux KVM on Debian 10 Install Linux KVM on Ubuntu Install Linux KVM on CentOS 7 Install Linux KVM…
virsh
virsh command is used to manage KVM vps. It is part of libvirt package. http://libvirt.org To list KVM virtual machines, run Start…
LXD container snapshot and restore
lxc allow you to take snapshot, restore snapshot of a container. Here we create a snapshot, then delete the /etc folder from…