[CentOS] iSCSI / GFS shared web server file system
John R Pierce
pierce at hogranch.com
Thu Apr 22 22:51:37 UTC 2010
> We currently have a MD3000i with an iSCSI LUN shared out to our apache
> web server. We are going to add another apache web server into the mix
> using LVS to load balance, however, I am curious how well iSCSI
> handles file locking and data integrity. ...
it doesn't, not even close. iscsi is purely a block device protocol,
it doesn't know what files are.
> Is my setup totally flawed and will ext3 not allow for data integrity
> with multiple apache hosts reading/writing to the shared storage? Am I
> required to also setup GFS across my apache hosts or does iSCSI
> somehow manage this?
NFS would be more suitable for this application.
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