Functional RAID controller?

Kip Macy kip.macy at gmail.com
Tue May 8 23:12:53 UTC 2007


>
> The biggest difference between 7-CURRENT and 6-STABLE right now in this
> space is the MPSAFE work in CAM.  It should have been a complete NO-OP
> for the 3ware driver, but it's always possible that either I overlooked
> something, or the driver was doing something screwy before that was
> unsafe, and it's now being caught.
>
> I'll look at this tonight, as well as look at committing the update that
> Adam mentioned (sorry Adam!).  My 3ware hardware inventory is very
> limited, so if I can't spot the problem by code inspection then I'll
> need to work with you and Adam to help narrow it down.

In fairness, if you care about network bandwidth more than stability,
HEAD is the place to be. On my hardware if_mxge can get 9.3Gbps and
if_cxgb can get full line rate. if_mxge isn't even in RELENG_6 and
if_cxgb performance is at least 25% worse on RELENG_6.

                   -Kip


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