[DRBD-user] DRBD on virtual machine

[John Lauro]

All I'll say is that some peoples VM guests have far greater I/O capability than other peoples physical machines... 

----- Original Message -----

> From: "James K. Prater" <jprater at draper.com>
> To: "antoniofernandez at fabergroup.es"
> <antoniofernandez at fabergroup.es>, "drbd-user at lists.linbit.com"
> <drbd-user at lists.linbit.com>
> Sent: Wednesday, February 18, 2015 11:49:11 AM
> Subject: Re: [DRBD-user] DRBD on virtual machine

> I continue to see people run DRDB clusters as VM guests. I personally
> don't get this. The only reason to do this is as a proof of concept
> and not for production. I run a DRDB cluster as a source of data
> storage system for a virtualization environment. It is based on
> physical machines for maximum performance. Depending on the I/O
> requirements of the DRBD system and it's applications running
> underneath it could make it very difficult for the virtualization
> hosts to supply the necessary I/O capability to support the required
> load.

> James

> From : Antonio Fernández Pérez
> [mailto:antoniofernandez at fabergroup.es]
> Sent : Tuesday, February 17, 2015 08:55 AM
> To : drbd-user at lists.linbit.com <drbd-user at lists.linbit.com>
> Subject : [DRBD-user] DRBD on virtual machine

> ​​Hi list:

> I need your help ... I have to migrate two physical servers with
> DRBD+Pacemaker+Corosync to virtual machines. On the new set of
> virtual machines I will can manage more hardware resources but, do
> you have any reason advise against using DRBD on virtual machines?

> I hope your answers.

> Thanks in advance.

> Regards,

> Antonio.​
> Notice: This email and any attachments may contain proprietary
> (Draper non-public) and/or export-controlled information of Draper
> Laboratory. If you are not the intended recipient of this email,
> please immediately notify the sender by replying to this email and
> immediately destroy all copies of this email.

> _______________________________________________
> drbd-user mailing list
> drbd-user at lists.linbit.com
> http://lists.linbit.com/mailman/listinfo/drbd-user
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20150218/7d32738b/attachment.htm>