I've got a similar setup in a small ISP I'm helping out.

Right now, they use the AOE driver for Linux on both client and server
(they don't use a CoRaid box, rather a standard Linux device). It
actually works quite well, including failover and hot-migration, when
used in conjunction with EVMS. Remember, this is an iSCSI competitor,
not a FC SAN replacement.

Personally, I think a nice solution is to get an old 1GBps FiberChannel
JBOD (say an EMC Clariion or Dell 650F/660F), two QLogic Dual-attach
HBAs (say the QLA2202 or QLA2212), and build a little dual-homed FC
setup. Think kind of thing has very good driver support in S10 and NV,
and with ZFS, works really nicely. Stuff like that is cheap, and easy to
find, and darned standard.  


--- This section is RE: the Solaris AOE Server Daemon ---

We've considered looking at porting the AOE _server_ module to Solaris,
especially since the Solaris loopback driver (/dev/lofi) is _much_ more
stable than the loopback module in Linux (the Linux loopback module is a
stellar piece of crap). 

The only currently available piece of software for Solaris from Co-Raid
is the AOE _client_, not the AOE _server_.  

Probably, the best option is to take a look at doing the port of the
Linux (or more likely, the FreeBSD) AOE server module to Solaris.

Alternately, something I'd like to explore is running the Linux AOE
module in a BrandZ container.

----</end>


-Erik



On Mon, 2007-02-05 at 19:27 -0500, Kevin Abbey wrote:
> Hi,
> 
> I'd like to consider using the coraid products with solaris and ZFS but 
> I need them to work with x86_64 on on generic opteron/amd compatible 
> hardware.   Currently the AOE driver is beta for sparc only.  I am 
> planning to use the ZFS file system so the raid hardware in the coraid 
> device will not be used as recommended for ZFS.   Only the direct access 
> over ethernet to the disks will be used.  The installation will be part 
> of new HPC cluster for computational chemistry and biology.
> 
> Does this seem like a good idea?  I am not a storage expert and am 
> attempting to create a scalable distributed storage cluster for an HPC 
> cluster.  I expect have a limited budget and commodity hardware, except 
> for the coraid box.
> 
> Relevant links:
> http://en.wikipedia.org/wiki/Ata_over_ethernet
> http://www.coraid.com/
> http://www.coraid.com/support/solaris/
> 
> 
> All comments are welcome.
> Thank you,
> Kevin
> 
> 
> 
-- 
Erik Trimble
Java System Support
Mailstop:  usca14-102
Phone:  x17195
Santa Clara, CA
Timezone: US/Pacific (GMT-0800)

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