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virtualization:libvirt

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virtualization:libvirt [2017/08/25 23:50] – jotasandokuvirtualization:libvirt [2023/11/02 14:38] (current) – external edit 127.0.0.1
Line 6: Line 6:
 BASIC OPERATIONS\\ BASIC OPERATIONS\\
   virsh shutdown guest1 --mode acpi   virsh shutdown guest1 --mode acpi
 +  virsh destroy guest1 
 +  virsh undefine guest1
   virsh suspend guest1   virsh suspend guest1
  
Line 15: Line 16:
  
 \\ \\
-Network definitions (xml) are in:+Hypervisor level network definitions (xml) are in:
   /usr/share/libvirt/networks/   /usr/share/libvirt/networks/
-  +Rest of them (virtual networks) are in: 
 +  /var/lib/libvirt/dnsmasq
 \\ \\
 **If you edit the network with "virsh net-edit", any changes you make won't take effect until the network is destroyed and re-started, which unfortunately will cause a all guests to lose network connectivity with the host until their network interfaces are explicitly re-attached.** **If you edit the network with "virsh net-edit", any changes you make won't take effect until the network is destroyed and re-started, which unfortunately will cause a all guests to lose network connectivity with the host until their network interfaces are explicitly re-attached.**
Line 35: Line 37:
   virsh net-undefine <name>   virsh net-undefine <name>
 \\ \\
 +For the libvirt dhcp ''virsh net-dhcp-leases ${net}''
 +   for net in $(virsh net-list --name); do virsh net-dhcp-leases ${net}; done 
 +
 +----
 +
 +Editing the attributes of a Virtual Machine
 +  $ virsh dumpxml foo > /tmp/foo.xml
 +  $ virsh define /tmp/foo.xml
 +\\
 +Install restart and add vms from cli:
 +\\
 +  yum groupinstall Virtualization "Virtualization Client" \
 +    "Virtualization Platform" "Virtualization Tools"
 +[[http://jensd.be/207/linux/install-and-use-centos-7-as-kvm-virtualization-host]]
 +
 +----
  
 Logs location: Logs location:
 +
 +
 +----
 +
 +VIRTUALBOX\\:
 +  - Seamless mode: Host+L (Host: right ctrl). Main menu hidden in seamlessmode: access it with Host+Home
 +  - Exit capture mode: press host (right ctrl) key
 +CLI commands:
 +  VBoxManage list runningvms
 +  VBoxManage controlvm <vm> savestate
 +  vboxmanage import /var/tmp/eveng/EVE_Community_VM.ova
 +  VBoxManage startvm "EVE Community VM" --type=headless
 +  VBoxManage controlvm "EVE Community VM"  poweroff
 +  
 +  
 +  vboxmanage showvminfo "EVE Community VM"
 +  VBoxManage modifyvm "EVE Community VM" ...
 +
 +
 +----
 +
 +VMWARE WORKSTATION:\\
 +
 +  /var/lib/vmware/Shared VMs
 +  https://www.vmware.com/support/ws55/doc/ws_learning_cli_vmrun.html
 +  vmrun list
 +  ovftool --hideEula VMware-vSAN-Witness-201704001-5310538.ova  # to deploy an ova based machine. More in https://cstan.io/?p=8972&lang=en
 +  vmware-cmd # to change an existing machine settings
 +  vmrun start /root/vmware/vm-copy-me_do-not-modify/vm-copy-me_do-not-modify.vmx nogui
 +  vmrun start /root/vmware/EVE_Community_VM/EVE_Community_VM.vmx nogui
 +  
 +__(general) VMWARE NOTES TRICKS__
 +  hwclock --hctosys    # to sync the vm clock with the hypervisor (vms can take the clock from it instead of ntp based)
virtualization/libvirt.1503705004.txt.gz · Last modified: (external edit)

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