On 2013-10-12 4:16 PM, Ben West wrote: > Hello All, > > I operate a small adhoc meshing network in a residential neighborhood, > presently based on AA r36669 running on a mixture of ar71xx and atheros > devices. > > On a small test network comprised of three atheros nodes, which I use > for proving out new firmware, I noticed that AA r38346 demonstrates > dramatically worse throughput between nodes than the same firmware > compiled from r36669, with the nodes at identical locations / spacings. > > I have not yet had the opportunity to test whether this apparent > regression also occurs on ar71xx devices. > > Is there a preferred method for documenting or reporting speed > regressions on the mac80211 library, considering that accurately > measuring such can be so difficult? Would it be best for me to attempt > the same throughput tests using firmware compiled against current trunk, > to see if the regression is also present there? Yes. Please also mention the exact SoC and wifi chip types that you're using, and how much the throughput changed (mbit/s before/after), and how exactly you're doing the tests.
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