Date: Thu, 28 Jun 2007 16:36:44 -0700 From: "David Christensen" <davidch@broadcom.com> To: "Tom Judge" <tom@tomjudge.com> Cc: freebsd-net <freebsd-net@freebsd.org> Subject: RE: Problems with BCE network adapter (Dell PE2950) Message-ID: <09BFF2FA5EAB4A45B6655E151BBDD90304571430@NT-IRVA-0750.brcm.ad.broadcom.com> References: <46680DB1.9050905@tomjudge.com> <09BFF2FA5EAB4A45B6655E151BBDD9030414B1EC@NT-IRVA-0750.brcm.ad.broadcom.com> <466873FA.9030800@tomjudge.com> <09BFF2FA5EAB4A45B6655E151BBDD9030423EE13@NT-IRVA-0750.brcm.ad.broadcom.com> <46823A78.7020501@tomjudge.com> <4683C578.6070009@tomjudge.com>
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> > Sorry for the top post, but I have just managed to repeat is=20 > > exact crash=20 > > twice on a new PE 1950 system. I have core files available. > >=20 > > It seems that after a couple of reboots the problem goes away. The=20 > > system actually crashed 4 times but 2 of the cores where corrupt. > >=20 > > It also seems that the system will be stable if the following=20 > > message is=20 > > not produced shortly after /etc/rc.d/netif start: > >=20 > > bce0: /usr/src/sys/dev/bce/if_bce.c(3489): Too many free=20 > > rx_bd (0xFFF9 >=20 > > 0x01FE)! > >=20 >=20 > The error indicates that too many receive buffer descriptors > were freed from the receive chain. The driver must be losing > count somewhere. The process for duplicating the error sounds > simple enough, how much data is in your NFS mounted directory? > Are you using TCP or UDP for the NFS mount? >=20 > Any idea what type of network activity is happening just after > /etc/rc.d/netif start (DHCP, NTP, anything else)? >=20 > Dave One other thing, are you using jumbo frames? What's your MTU setting? Dave
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