[CentOS] Re: ATA-over-Ethernet v's iSCSI -- CORAID is NOT SAN, also check multi-target SAS
Les Mikesell
lesmikesell at gmail.comTue Nov 8 16:08:20 UTC 2005
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On Tue, 2005-11-08 at 09:49, Aleksandar Milivojevic wrote: > NAS offers safe concurent access (generally, there might be some NAS devices > outthere that do not). NAS device will manage file system internally, and > export it over NFS or SMB protocols to the clients. It's going to be slower > and less efficient than SAN device though (because of the upper protocol > overhead), and the set of features offered by file system might not be what > would be available if file system was managed by client's operating system > itself. Or, in the case of a smart NAS and a dumb client you might have better features like frozen snapshots and remote mirroring - and without worrying about client software issues corrupting the filesystem. -- Les Mikesell lesmikesell at gmail.com
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