Basic OpenVZ Commands

[Master]

Some Basic Important OpenVZ Commands:

Login to node to check following commands



1. To get the list of all the VPS’s hosted on the Node.

root@server ~]#vzlist -a

2. To start the VPS

root@server ~]#vzctl start VPS_ID

3.To stop (Shut Down) the VPS

root@server ~]#vzctl stop VPS_ID

4. To view the status of the particular VPS

root@server ~]#vzctl status VPS_ID

5. To stop the VPS quickly and forcefully

root@server ~]#vzctl stop VPS_ID –fast

6. To enter in a particular VPS

root@server ~]# vzctl enter VPS_ID

Following are few VPS configuration Commands



7. To set the Hostname of a VPS.

root@server ~]#vzctl set VPS_ID --hostname server.domain.com --save

8. To add a new IP to the hosting VPS.

root@server ~]#vzctl set VPS_ID --ipadd 1.2.3.4 --save

9. To delete the IP from VPS.

root@server ~]#vzctl set VPS_ID --ipdel 1.2.3.4 --save

10 To reset root password of a VPS.

root@server ~]#vzctl set VPS_ID --userpasswd root:new_password --save

11. To add the nameserver IP’s to the VPS.

root@server ~]#vzctl set VPS_ID --nameserver 1.2.3.4 --save

12. To set memory limit for VPS

root@server ~]#vzctl set VPS_ID --slmmemorylimit 2048M --save

13. To set Disk quota for VPS

root@server ~]#vzctl set VPS_ID --diskspace 62914560 --save

14. To enable offline_management

root@server ~]#vzctl set VPS_ID --offline_management yes --save

15. To set boot status

root@server ~]#vzctl set VPS_ID --onboot no --save

[Master]

Hello,
Following are some important commands which are normally used while working on a Hardware Node.

1) vzlist -a : Shows list of all the VPS’s hosted on the Node.
2) vzctl start VPS_ID: To start the VPS.
3) vzctl stop VPS_ID : To stop (Shut Down) the VPS
4) vzctl status VPS_ID : To view the status of the particular VPS
5) vzctl stop VPS_ID –fast : to stop the VPS quickly and forcefully
6) vzctl enter VPS_ID : To enter in a particular VPS

Configuration Commands

1) vzctl set VPS_ID –hostname vps.domain.com –save: To set the Hostname of a VPS.
2) vzctl set VPS_ID –ipadd 1.2.3.4 –save : To add a new IP to the hosting VPS.
3) vzctl set VPS_ID –ipdel 1.2.3.4 –save : To delete the IP from VPS.
4) vzctl set VPS_ID –userpasswd root:new_password –save : to reset root password of a VPS.
5) vzctl set VPS_ID –nameserver 1.2.3.4 –save : To add the nameserver IP’s to the VPS.
6) vzctl exec VPS_ID command : To run any command on a VPS from Node.
6) vzyum VPS_ID install package_name : To install any package/Software on a VPS from Node.

Here VPS_ID refers to the ID of the Particular VPS.