On Dec 29, 2007, at 7:33 AM, Dag-Erling Smørgrav wrote: > I upgraded my router cum firewall cum access point (soekris net4801 > with > a cheap third-party ralink-based wlan adapter) from RELENG_6 to HEAD > and > noticed what seems to be a regression in if_ral. After a certain > amount > of use (i.e. actually having a client connected to it and transferring > data), the connection falters, and eventually the client can no longer > see even see the access point in a scan. Restarting the interface on > the router (/etc/rc.d/netif restart ral0) fixes it. I now have a cron > job that does this every five minutes. I still get occasional > outages, > but all I have to do is wait a few minutes for the cron job to kick > in. > > Outages are clearly related to traffic; a sure-fire way to trigger one > is to start a backup job on my laptop (rsync to my file server). I > will > lose the wlan connection repeatedly until I either stop trying or run > the script with a bandwidth limit. > > des_at_soe ~% uname -a > FreeBSD soe.des.no 8.0-CURRENT FreeBSD 8.0-CURRENT #0: Sat Dec 15 > 20:46:29 UTC 2007 des_at_pwd.des.no:/usr/obj/usr/src/sys/soe i386 > des_at_soe ~% kldstat -v > Id Refs Address Size Name > 1 18 0xc0400000 33fdfc kernel (/boot/soe/kernel) > 2 1 0xc0740000 7690 if_sis.ko (/boot/soe/if_sis.ko) > 3 2 0xc0748000 1dbe0 miibus.ko (/boot/soe/miibus.ko) > 4 1 0xc0766000 18e28 if_ral.ko (/boot/soe/if_ral.ko) > 5 4 0xc077f000 2a95c wlan.ko (/boot/soe/wlan.ko) > 6 1 0xc07aa000 2cb0 wlan_acl.ko (/boot/soe/wlan_acl.ko) > 7 1 0xc07ad000 1924 wlan_scan_ap.ko (/boot/soe/wlan_scan_ap.ko) > 8 1 0xc107f000 6000 geom_md.ko (/boot/soe/geom_md.ko) > 9 1 0xc10f9000 2000 pflog.ko (/boot/soe/pflog.ko) > 10 1 0xc10fb000 2f000 pf.ko (/boot/soe/pf.ko) > 11 4 0xc118d000 a000 netgraph.ko (/boot/soe/netgraph.ko) > 12 1 0xc119c000 3000 ng_ether.ko (/boot/soe/ng_ether.ko) > 13 1 0xc11a8000 5000 ng_pppoe.ko (/boot/soe/ng_pppoe.ko) > 14 1 0xc11ad000 4000 ng_socket.ko (/boot/soe/ng_socket.ko) > des_at_soe ~% grep ral0 /var/run/dmesg.boot > ral0: <Ralink Technology RT2560> mem 0xa0004000-0xa0005fff irq 11 at > device 10.0 on pci0 > ral0: MAC/BBP RT2560 (rev 0x04), RF RT2525 > ral0: Ethernet address: 00:08:a1:8d:2f:73 > ral0: [ITHREAD] > des_at_soe ~% pciconf -lv > [...] > ral0_at_pci0:0:10:0: class=0x028000 card=0x00201371 > chip=0x02011814 rev=0x01 hdr=0x00 > vendor = 'Ralink Technology, Corp' > device = '0x03011814 Zonet ZEW1601 (Ralink Chipset) 802.11b/g > WLAN Card' > class = network > [...] > des_at_soe ~% ifconfig ral0 > ral0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 > mtu 1500 > ether 00:08:a1:8d:2f:73 > inet 10.0.11.1 netmask 0xffffff00 broadcast 10.0.11.255 > media: IEEE 802.11 Wireless Ethernet autoselect mode 11g > <hostap> > status: associated > ssid des.no channel 1 (2412 Mhz 11g) bssid 00:08:a1:8d:2f:73 > authmode OPEN privacy OFF txpower 50 scanvalid 60 bgscan > bgscanintvl 300 bgscanidle 250 roam:rssi11g 7 roam:rate11g 5 > protmode CTS dtimperiod 1 > > DES > -- > Dag-Erling Smørgrav - des_at_des.no > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org > " I have reported a similar regression please see http://www.freebsd.org/cgi/query-pr.cgi?pr=117655 http://lists.freebsd.org/pipermail/freebsd-stable/2007-October/037636.html Thanks!Received on Sat Dec 29 2007 - 19:43:49 UTC
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