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RE: [Xen-devel] Xen support online backup?

from [Vasiliy G Tolstov] [Permanent Link][Original]
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Subject: RE: [Xen-devel] Xen support online backup?
From: Vasiliy G Tolstov <v.tolstov@xxxxxxxxx>
Date: Thu, 28 Jul 2011 12:25:36 +0000
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On Thu, 28 Jul 2011 12:11:12 +0000, 张鹏飞 wrote:
What I curious is that VMware Workstation have a feature call snapshot 
manager,
it can make a snapshot of the VM state online, which don't need to
pause the
service. How about Xen?Thanks a lot!

pengfei zhang


In xen you can do this:
1) freezefs FIFREEZE ioctl
2) xm save -c
3) unfreezefs FITHAW ioctl

afte that you have consistent backup.

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