At 10:42 AM 5/1/2006, Ranjit Pandit wrote:
On 5/1/06, Or Gerlitz <[EMAIL PROTECTED]> wrote:
Can you elaborate on each of the features, specifically the following
points are of interest to us:

+1 so you running Oracle Loopback traffic over RDS sockets? if yes, what
the issue here?
the openib CMA supports listen/connect on loopback addresses (eg
127.0.0.1 or IPoIB local address)

Yes.
There is no issue. It's just next in line for me to implement.


+2 by failover, are you referring to APM? that is failover between IB
pathes to/from the same HCA
over which the original connection/QP was established or you are talking
on failover between HCAs

Failover within and across HCAs. APM does not work for failover across HCAs.

That is because it is two different types of fail over being discussed.  APM is completely transparent to the IB RC connections thus there is no disruption or loss of data.  Fail over across HCA is in effect replaying ULP transactions across a new RC connection.  Without an application / ULP level acknowledgement, there is still a hole in the RDS proposal that has been raised and acknowledged in the past as existing as recently as the Sonoma get together.

I still have not seen a response to my inquiry about the this ULP and API changes being at least comprehended beyond the Oracle usage model and perhaps being reviewed within the IETF given it represents changes in API and communication semantics.  If the goal is to have RDS be a generic service then it should be reviewed and validated by other potential consumers as well as those subsystems that may be impacted.

Mike



+3 is the no support for /proc like for RDS an issue to run crload or
demo Oracle (that is specific tuning
 and usage of non defaults is needed for any/optimal operation)

No, this does not affect core functionality. You should be able to run
Oracle or crload without this feature.

That was a list of things that still need to be implemented for GA and
not just demo


Or.

[openfabrics-ewg] Before we can start testing - we needto ensure that
RDS is fully ported.

Pandit, Ranjit rpandit at silverstorm.com

Following features are yet to be implemented in OpenFabric Rds:

 1.     Failover
2.      Loopback connections
3.      support for /proc fs like Rds config, stats and info.



Ranjit



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