Re: ISSU Charter paragraph

On 1/19/14, 7:51 PM, MORTON, ALFRED C (AL) wrote:
> BMWG,
> 
> As we continue to build our new charter step-by-step, here's the
> first draft paragraph Sarah and I put together for your review:
> 
> In Service Software Upgrade (ISSU): Develop new methods and
> benchmarks to characterize the upgrade of network devices while
> in-service, considering both data and control plane operations and
> impacts. These devices are generally expected to maintain control
> plane session integrity, including routing connections. Packet loss
> should be measured and recovery behavior noted accordingly.

Quantification of impact does seem like the key deliverable.

> We'd like to have any comments on this proposal in the next 2 weeks.
> 
> As a reminder, we have already reviewed the items below, and we have
> at least one or more items to sort-out before we re-charter.
> 
> regards, Sarah and Al
> 
> 
> * Traffic Management: Develop the methods to characterize the
> capacity of traffic management features in network devices, such as
> classification, policing, shaping, and active queue management. 
> Existing terminology will be used where appropriate. Configured
> operation will be verified as a part of the methodology. The goal is
> a methodology to assess the maximum forwarding performance that a 
> network device can sustain without dropping or impairing packets, or 
> compromising the accuracy of multiple instances of traffic
> management functions. This is the benchmark for comparison between
> devices. Another goal is to devise methods that utilize flows with
> congestion-aware transport as part of the traffic load and still
> produce repeatable results in the isolated test environment.
> 
> -=-=-=-=-=-=-=-=-=-
> 
> IPv6 Neighbor Discovery-related benchmarking: Large address space in
> IPv6 subnets presents several networking challenges, as described in
> RFC 6583. Indexes to describe the performance of network devices,
> such as the number of reachable devices on a sub-network, are useful
> benchmarks to the operations community. The working group will
> develop the necessary terminology and methodologies to measure such
> benchmarks. _______________________________________________ bmwg
> mailing list [email protected] 
> https://www.ietf.org/mailman/listinfo/bmwg
>

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