Re: OT: Caching synchronous writes

[John R Pierce <pierce@xxxxxxxxxxxx>]

Ray Van Dolson wrote:
>> I think what you want is a proper storage array with mirrored write
>> cache.
>>     
>
> Which is what we have with ZFS + SSD-based ZIL for far less money than
> a NetApp.
>   

not unless you have a pair of them configured as an active/standby HA 
cluster, sharing dual port disk storage, and some how (magic?) mirroring 
the cache pool so that if the active storage controller/server fails, 
the standby can take over wthout losing a single write.


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