Re: Automatic update of files between a group of hosts

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Donald Williams

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Apr 22, 2013, 5:31:48 PM4/22/13
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Hello, 

 No.  Open-iSCSI can't fix this issue.  You're problem is that you don't have a Cluster file system in place, each server believes they own the disk exclusively.   If you keep this as-is you will corrupt the data, that's for sure. 

 Easiest thing is to connect with one server, then share out that disk over NFS. 

 Regards, 

 Don 



On Fri, Apr 19, 2013 at 8:22 AM, Antonio López <alo...@tid.es> wrote:
Hello,

I have a virtual disk shared by a group of two hosts. Both are connecting to the virtual disk correctly, but if I write a file from one host to the virtual disk the other host cannot see it until the virtual disk is unmounted and mounted again. It happens the same from the other host. Both hosts are running linux, one is Ubuntu 10.04 and the other is Fedora 17.

I am concerned that this behavious can lead to data corruption, as one machine is not aware of changes made on the virtual disk by the other machine.

Is it possible to fix this issue by tunning any open-iscsi parameter?

Thanks in advance

Antonio

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Ulrich Windl

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Apr 23, 2013, 2:00:14 AM4/23/13
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Hi!

You need some cluster filesystem for this, or use NFS!

Regards,
Ulrich

>>> Antonio López<alo...@tid.es> schrieb am 19.04.2013 um 14:22 in Nachricht
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