How to backup CentOS BitrixVM?

Going to do the update BitrixVM from 7.0 to 7.2.2 Himself Bitrix recommends that you make a backup of the server before updating it, and my head will blow if I do and happen fatal error. But surprisingly, he Bitrix does not say how to do it. And Internet on request it betaxolol machine did not issue. I administer have only elementary knowledge, asking for the matter much tomatoes not to throw.
June 5th 19 at 21:09
2 answers
June 5th 19 at 21:11
the virtual machine will Bekabad means of the hypervisor. For example to turn off the machine and just copy the image file to the hard drive....
June 5th 19 at 21:13
You can make the new path to Hyper-V, can full database backup - stupid copying of files. If you are upgrading using Bitrix menu.sh(Bitrix Virtual Appliance), don't worry - nothing will fly.

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