[Gluster-users] iSCSI?

[Michael McGlothlin]

I have a 10Gb dedicated network for data storage. Do you think it'd
still be a problem?

Thanks,
Michael McGlothlin



On Mon, Apr 4, 2011 at 1:47 PM, R.C. <milanraf at gmail.com> wrote:
> I don't think this would be a great idea. Not just for the iSCSI targets but
> for ESXi datastore use. When a GlusterFS brick fails and resumes, replica
> reconstruction (given you use it), will eat almost the whole available
> bandwidth, making ESXi fail writing to virtual disks.
> I had the same problem in my test environments.
>
> JM2C
>
> Raf
>
>
> ----- Original Message ----- From: "Michael McGlothlin"
> <michaelm at plumbersstock.com>
> To: <gluster-users at gluster.org>
> Sent: Monday, April 04, 2011 9:33 PM
> Subject: [Gluster-users] iSCSI?
>
>
>> Has anyone had any success using gluster as a backend for iSCSI
>> targets? I want to create 1TB target files which will be shared by
>> three iSCSI servers for access by ESXi. I am wondering how gluster
>> handles updates to large files such as that - I assume it's smart
>> enough to update only the changed blocks and not try to copy the
>> entire file around on each update? Also wondering how well it will
>> handle multiple servers accessing the same file at the same time. The
>> same blocks, iSCSI files, should never be being written to from
>> different servers at the same time but the target file would be. Will
>> this work? Do I need to do anything special?
>>
>>
>> Thanks,
>> Michael McGlothlin
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>
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