Date: Fri, 17 May 2013 07:31:35 -0700 From: Adrian Chadd <adrian@freebsd.org> To: Lev Serebryakov <lev@freebsd.org> Cc: freebsd-wireless@freebsd.org Subject: Re: [rft] improved hostap powersave / ps-poll support is now in HEAD Message-ID: <CAJ-Vmo=%2Bpptix8W5rL20U8nhjHpvQP%2BLgxV=fT3oqBxDgu4aqA@mail.gmail.com> In-Reply-To: <1676995012.20130517124517@serebryakov.spb.ru> References: <CAJ-VmokpXRjyHx7fKxT5thnOzNCoOV1bd080tccWcEfsbpqnmw@mail.gmail.com> <57577088.20130516130950@serebryakov.spb.ru> <CAJ-VmonrC9VeuO0aVime0rH8pXirFJUTtJ0hQWwHTG5SsjZ8bQ@mail.gmail.com> <1499704342.20130516183528@serebryakov.spb.ru> <CAJ-Vmo=E-xbmZfns3LEnUSmHu3OHH_fn6rykhgFoAtFf7EMVEQ@mail.gmail.com> <1676995012.20130517124517@serebryakov.spb.ru>
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Hi! Yup, I've reproduced one of the TX hangs here. I'll post more details soon. Thanks! Adrian On 17 May 2013 01:45, Lev Serebryakov <lev@freebsd.org> wrote: > Hello, Adrian. > You wrote 16 =D0=BC=D0=B0=D1=8F 2013 =D0=B3., 21:53:49: > >>> AC> oh, when it drops to non-N mode, it likely did that because it fail= ed >>> AC> to successfully transmit a BAR frame to the receiver. >>> AC> can you provide me the whole log? I'll go see what's going on. >>> Attached. But I cannot say at which moment it drops to non-N mode now >>> :( > AC> Ok. Update to the latest -HEAD again and retry. I've fixed debugging > AC> to be a little clearer (to me, at least.) > Bad news: at this series of tests I didn't get N rates at all, and > got station deassociation again. Twice. It seems, that it depends on > HT/aggregation negotiation. > > Log attached. Log contains two series of tests: > > (1) Only debug was set to 0x9<zeroes>20 value (see "sysctl" call) > Result: non-N rates, deassociation, automatic re-association in 30 > seconds without my intervention. > > (2) Additional "wlandebug +crypto +assoc +state" was called. > Result: the same. > > You could see "borders" of tests by "sudo" calls. > > Notebook was on AC power. > > -- > // Black Lion AKA Lev Serebryakov <lev@FreeBSD.org>
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