[ofa-general] some comments/clarifications on ipoib/opensm re qos

Or Gerlitz ogerlitz at voltaire.com
Tue Mar 25 01:38:38 PDT 2008


Yevgeny Kliteynik wrote:
> This doc describes OFED components (SDP, RDS, SRP, IPoIB, iSER),
> their support of QoS annex, and a way for a QoS manager (OpenSM,
> which is part of OFED)
all these components are being worked out by bunch of developers and 
maintainers, ofed is just the framework for temporal distribution of them.
> I really don't have any special sentiments for file name, but
> is QoS_in_OFED.txt wrong?
> You probably meant something like QoS_architecture.txt?
yes.
>
>> OK, so the rule is valid, but would you agree that the word "ipoib" 
>> adds nothing to the rule?
>
> Agree, it's just an alias.
> 'ipoib : <SL>' is useful
> 'any, pkey 0xNNNN' is useful too.
> 'ipoib, pkey 0xNNNN' is just for better readability of the matching 
> rules.
When the user wants to posses his QoS management on partitions (i.e 
associate SL with PKEY provided in a path query) the word ipoib is 
confusing, this those rules apply to all other ulps that issue path 
queries (sdp,iser,lustre,rnfs,srp,ipoib,you named it).

Or.






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