[ewg] OFED July 16 meeting summary

[Hal Rosenstock]

Hi Tziporet,

On 7/17/07, Tziporet Koren <tziporet at dev.mellanox.co.il> wrote:
>
>  *OFED July 16 meeting summary*
>
> *1. Merge the OFED 1.2.1 release with OFED 1.2.c release in August. *
>
> There was a long discussion on pros & cons regarding merging the two
> releases.
>
> Pros:
> - Everybody will be focused on the same release
> - All user space libs (except for the new libmlx4) are the same
> - Reduce QA efforts
>
> Cons:
> - The kernel was changed to 2.6.22 based and this can cause instability.
> - Harder to distinguish what are the differences between 1.2 to 1.2.c.
> (since its not only few patches)
> - 1.2.c release was aimed for ConnectX support only. If we lump the two
> releases together it may slow the convergence of this release.
>
> In addition there is a need to check with IBM and Chelsio, who actually
> asked for the 1.2.1 release, if this suites them.
> Steve agreed to test 1.2.c to see if its OK with his fixes.
> Need a respond from IBM too. (BTW - no patches from IBM were sent so far.)
>
> Decision: No decision was taken.
> I suggest we stay with two different branches for now.
> After more people will test 1.2.c  and see if its stable enough we can
> decide not to do 1.2.1
>
> *2. Agree on OFED 1.3 schedule:
> *The suggested schedule:*
> *        * Feature freeze - Sep 4
>         * Alpha release - Sep 10
>         * Beta release - Sep 25
>         * RC1 - Oct 16
>         * RC2 - Oct 30
>         * RC3 - Nov 8 (assuming many of us are at SC07 on the week of Nov
> 11)
>         * RC4 - Nov 20
>         * GA release - Nov 30 (or first week of Dec)
>
> Discussion:
> - Due to the 1.2.c release the schedule seems very tight.
> - Since 1.2.c progress only the kernel, many user level features that are
> already done are not exposed to customers in OFED release.
>
> Decision: Revisit the schedule on September according to the "must have"
> features readiness.
>
> *3. Review OFED 1.3 features list:
> *
>
> There was an agreement on the must have features, except QoS that should
> be defined after IBTA SPEC is published
> We have not reviewed the list of features thoroughly. Each company should
> review the features and send comments to the list.
>
> Must have general features:
> ====================
>
>    - Kernel base on 2.6.23 (all new features that will be part of this
>    kernel will be included in OFED 1.3)
>    - Install:
>       - Break the packages RPMs (work with Novell and Redhat) to
>       minimize integration effort into OS distribution
>     - Package:
>       - Sources arrangement for the end user (for the labs)
>     - New HCAs & RNICs:
>       - ConnectX support
>       - Neteffect support
>         - QoS: OSM, CM, CMA, ULPs (IPoIB, SDP, SRP)
>
> Other features (must have marked with *)
> ==============================
>
>    - libibverbs: New verbs:
>       - Scalable Reliable Connected Transport (with Mellanox
>       ConnectX)*
>       - Reliable Multicast?
>
> ULPs:
>
>    - IPoIB:
>       - Performance improvements (those that will be stable on time)
>       - NAPI - done
>     - SDP:
>       - * Keepalive
>       - * AIO
>     - uDAPL:
>       - DAT 2.0 support with IB extensions for immediate data,
>       atomics;
>       - Add extensions for new verbs (SRCT,RM)
>     - VNIC:
>       - GA quality. Not a technology preview version anymore.
>       - Added support for QLogic EVIC (10 Gbps
>       Infiniband-to-Ethernet gateway) - in GA
>     - RDS: RDMA API (using FMRs); GA quality with Oracle 11
>    - NFSoRDMA integration - pending we have a maintainer
>     - Management:
>       - * Multiple partitions via libibumad
>       - OpenSM
>          - More routing performance improvements - done
>          - Even more speedups - done
>          - Better packaging/installation - done
>          - "Native" daemon mode - done
>          - * Performance management
>          - * Quality of Service manager: Based on IBTA annex
>          - Enhancements for fat tree routing (non pure tree
>          support) - done
>          - More console commands and telnet access to console -
>          done
>        - More diagnostics
>          - ibidsverify.pl: validate LIDs and GUIDs in subnet -
>          done
>          - Updated ibnetdiscover format with link width and
>          speed, and GUIDs - done
>          - ibnetdiscover grouping support for new Voltaire
>          chassis - done
>          - diag updates for IB router support - done
>          - iblinkinfo.pl: Support peer port link width and speed
>          validation - done
>          - ibdatacounters: Add script and man page for subnet
>          wide data counters saquery enhancements - done
>
>
What happened to ibsim ? It was on the list I sent. Is there any reason it
can't be included ?

Thanks.

-- Hal

iWARP:
>
>
>    -
>       - * Chelsio: Get to GA level
>       - NetEffect: Get the drivers into OFED
>
>
>
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