[Beowulf] NFS over RDMA performance confusion

Prentice Bisbal prentice.bisbal at rutgers.edu
Thu Sep 13 07:24:03 PDT 2012


On 09/13/2012 09:23 AM, Vincent Diepeveen wrote:
> On Sep 13, 2012, at 3:02 PM, Ellis H. Wilson III wrote:
>
>> On 09/13/2012 08:52 AM, Vincent Diepeveen wrote:
>>> the actual data goes through RDMA here and maybe through TCP using
>>> mysql.
>> I'm almost certain this isn't going through mysql, or this is an
>> incredibly strange version of IOzone.  This is just "mimicking"
>> database
>> accesses by doing smallish record direct I/O.
>>
>> Am I correct in my thinking here?
> from email some time ago posted on this list:
>
> " Oracle and
> Nexenta are both sending me ZFS based boxes to test and I hope to
> compare
> the performance and stability of these with the Netapp (formally lsi
> engenio) E540"
>
> He got one or more machines from Oracle and the dude is benchmarking
> MySQL...
>
Uhhh... Oracle owns MySQL.

--
Prentice


More information about the Beowulf mailing list