Date: Wed, 19 Jan 2011 15:07:46 +0300 From: Alexander Zagrebin <alex@zagrebin.ru> To: PseudoCylon <moonlightakkiy@yahoo.ca> Cc: freebsd-net@freebsd.org Subject: Re: if_run and wlan_amrr: kernel panics on 8.2-PRERELEASE amd64 Message-ID: <20110119120746.GE13844@gw.zagrebin.ru> In-Reply-To: <174429.26123.qm@web39308.mail.mud.yahoo.com> References: <20110118120038.9C4E81065853@hub.freebsd.org> <174429.26123.qm@web39308.mail.mud.yahoo.com>
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Hi! On 19.01.2011 01:23:18 -0800, PseudoCylon wrote: > > mostly works (there is an issue with the devices with the 'power save mode' > > enabled), If device, connected to the freebsd based AP, is in 'power save mode', then there are: - very large dispersion of the ping time; like this 64 bytes from 192.168.1.12: icmp_seq=0 ttl=68 time=228.479 ms 64 bytes from 192.168.1.12: icmp_seq=1 ttl=68 time=2695.647 ms 64 bytes from 192.168.1.12: icmp_seq=2 ttl=68 time=1674.081 ms 64 bytes from 192.168.1.12: icmp_seq=3 ttl=68 time=653.757 ms 64 bytes from 192.168.1.12: icmp_seq=4 ttl=68 time=3785.051 ms 64 bytes from 192.168.1.12: icmp_seq=5 ttl=68 time=2764.311 ms 64 bytes from 192.168.1.12: icmp_seq=6 ttl=68 time=1742.506 ms 64 bytes from 192.168.1.12: icmp_seq=7 ttl=68 time=720.719 ms 64 bytes from 192.168.1.12: icmp_seq=10 ttl=68 time=568.465 ms 64 bytes from 192.168.1.12: icmp_seq=11 ttl=68 time=3.489 ms 64 bytes from 192.168.1.12: icmp_seq=12 ttl=68 time=8469.515 ms 64 bytes from 192.168.1.12: icmp_seq=13 ttl=68 time=7447.776 ms 64 bytes from 192.168.1.12: icmp_seq=14 ttl=68 time=6428.403 ms 64 bytes from 192.168.1.12: icmp_seq=15 ttl=68 time=5407.636 ms 64 bytes from 192.168.1.12: icmp_seq=16 ttl=68 time=4385.875 ms 64 bytes from 192.168.1.12: icmp_seq=17 ttl=68 time=3364.814 ms 64 bytes from 192.168.1.12: icmp_seq=18 ttl=68 time=2343.062 ms 64 bytes from 192.168.1.12: icmp_seq=19 ttl=68 time=1322.413 ms 64 bytes from 192.168.1.12: icmp_seq=20 ttl=68 time=300.670 ms 64 bytes from 192.168.1.12: icmp_seq=25 ttl=68 time=206.728 ms - periodical loss of packets, designated to device (like keepalive, icmp etc.), isn't it? > Yes, there is. > Due to lack of documents, I haven't figured out how to add support, how to set > tim, etc. Due to lack of documents, related to the Ralink chipsets? > > enabled), but transmission rate is limited with 1 Mbit/s. > > Can you try attached patch and see if tx rate goes up. It seems the commit r217511 have fixed issue. Have you any thoughts about kernel panic when if_run, runfw and wlan_amrr are loaded via loader.conf? -- Alexander Zagrebin
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