[rds-devel] RDS-HA

Carl Yang (caryang) caryang at cisco.com
Wed Nov 29 09:52:50 PST 2006



As stated by Tziporet, there was a conference call and some IPoIB HA
patch was mentioned.  Since then, there were no private email exchanged
on this topic.  The reason that I sent the email and talked about
ipoib_ha.pl is to help starting this discussion.  All exchanges of ideas
are going thru this email alias and I think this is the only way for a
community to work together.

Also, from the conference call, I am under this impression that RDS has
some code dealing with IB RC reconnection.  Am I right?

Regards,
Carl

-----Original Message-----
From: Tziporet Koren [mailto:tziporet at dev.mellanox.co.il] 
Sent: Wednesday, November 29, 2006 1:54 AM
To: Or Gerlitz
Cc: Carl Yang (caryang); rds-devel at oss.oracle.com
Subject: Re: [rds-devel] RDS-HA

Or Gerlitz wrote:
>
> With Oracle/RDS being an open source project, lets move to do all rds 
> devel related communication over this list.
>
Carl from Cisco & Vlad from Mellanox just started to work on RDS. We all
going to use this mailing list.
Are you going to work on RDS too?
In a meeting we had with Oracle this week Zach said there is some patch
from you (Or) that is required.
Maybe he meant for the bonding but he said something about patch to CMA.
>
>
>
> Now with the linux bonding driver scheme, if there is now an available
> active slave in the bond that groups IPoIB devices (eg ib0 and ib1)
the
> second connection establishment would be carried out "over" this slave
> and the same RDS socket can now be served by the new IB RC connection.
> Zach - am i describing well what's going on?
>
I think the HA scripts that exists now are doing the same so it might 
work with them too (before the bonding module is in)
.

Tziporet



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