Date: Tue, 13 Sep 2011 12:14:36 +0200 From: Berislav Purgar <bpurgar@gmail.com> To: Adrian Chadd <adrian@freebsd.org> Cc: freebsd-wireless@freebsd.org Subject: Re: [patch] if_ath_tx: change interrupt scheduling deferral Message-ID: <CAAUsrB5vPo=WeLNW0AV-8AFG%2BgqLMtsLHMX%2BHMdPj6QGechw-g@mail.gmail.com> In-Reply-To: <CAJ-Vmokwa3j_pa4bWuDByxzkOBZ5vdW9eEgCwCq=6S=mE649Yg@mail.gmail.com> References: <CAJ-VmoknpF_RhiXWL07GSOqWoHpy3L5Ma4kCptHq9MtfbfPO8w@mail.gmail.com> <CAAUsrB4KYaH-uyG_1BiGywZ%2BGOP%2BmBpnw3UO15c767vfQmC5BA@mail.gmail.com> <CAJ-VmokMvNiHe_XjoSNFfsnnY1%2BfdmaepsN8gqz8yRLvz=sysQ@mail.gmail.com> <CAAUsrB5_EDJECAMfS5qrAjPXzmW-0y8vgHd=5C18H=gyqebT3A@mail.gmail.com> <CAJ-VmokMRXmonkxz9XoS6%2BmT_qa2UD4TvHQLz_HX-K07XSDu9w@mail.gmail.com> <CAAUsrB5FYpPTcT5R0Oh99G_rdzfDJvuBLuiJ%2Bo5jK-hNfQviGA@mail.gmail.com> <CAJ-Vmokwa3j_pa4bWuDByxzkOBZ5vdW9eEgCwCq=6S=mE649Yg@mail.gmail.com>
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On Mon, Sep 12, 2011 at 2:23 PM, Adrian Chadd <adrian@freebsd.org> wrote: > On 12 September 2011 20:18, Berislav Purgar <bpurgar@gmail.com> wrote: > > > for now seams to be ok . no errors on both sides (9280/5416) > > Good-o. Blah, this bug is really irking me. Ok, I'm going to continue > working on BAW tracking, filtered frames, TIM/ATIM and handling BAR > TX. I think that's the only real outstanding issues before I merge > this first lot of work into -HEAD. I'll just keep tinkering on the > issue on the side and see if I can elicit any further helpful logging > when the condition occurs. > > I'll let you know when I've committed something next to test. > > Would you mind re-running the iperf tests in both directions? Let me > know what the throughput is like? > > Thanks, > > > > Adrian > Hello results of my testing : (AR5416 sta / AR9280 hostap) channel 6:ht/20 AR5416(iperf -c) ---> AR9280(iperf -s) i get TCP ~ 9MB/s UDP ~ 13MB/s AR9280(iperf -c) ---> AR5416(iperf -s) i get TCP ~ 4MB/s UDP ~ 8MB/s channel 6:ht/40 AR5416(iperf -c) ----> AR9280(iperf -s) i get TCP ~ 7MB/s UDP ~ 10MB/s AR9280(ipef -c) ----> AR5416(iperf -s) i get *TCP ~ 15MB/s UDP ~ 24MB/s* after testing it in both direction i look at log files and found these error on AR5416 side Sep 13 11:54:25 rut kernel: ath0: device timeout Sep 13 11:54:25 rut kernel: ath0: ath_tx_tid_drain: node 0xc421e000: tid 0: txq_ depth=0, txq_aggr_depth=0, sched=1, paused=1, hwq_depth=0, incomp=0, baw_head=0, baw_tail=0 txa_start=395, ni_txseqs=5266 Sep 13 11:54:30 rut kernel: ath0: device timeout Sep 13 11:54:30 rut kernel: ath0: ath_tx_tid_drain: node 0xc421e000: tid 0: txq_ depth=0, txq_aggr_depth=0, sched=1, paused=1, hwq_depth=0, incomp=0, baw_head=0, baw_tail=0 txa_start=51382, ni_txseqs=51383 and on AR9280 Sep 13 11:55:34 pila kernel: ath2: device timeout Sep 13 11:55:34 pila kernel: ath2: ath_tx_tid_drain: node 0xc3065000: tid 0: txq _depth=0, txq_aggr_depth=0, sched=1, paused=1, hwq_depth=0, incomp=0, baw_head=0 , baw_tail=0 txa_start=2826, ni_txseqs=4496 Sep 13 11:55:39 pila kernel: ath2: device timeout Sep 13 11:55:39 pila kernel: ath2: ath_tx_tid_drain: node 0xc3065000: tid 0: txq _depth=0, txq_aggr_depth=0, sched=1, paused=1, hwq_depth=0, incomp=0, baw_head=0 , baw_tail=0 txa_start=42270, ni_txseqs=42271 Beri
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