Date: Sun, 12 Oct 2003 15:22:34 +0100 From: Josef Karthauser <joe@tao.org.uk> To: Soren Schmidt <sos@spider.deepcore.dk> Cc: current@FreeBSD.ORG Subject: Re: What's up with the IP stack? Message-ID: <20031012142234.GA2095@genius.tao.org.uk> In-Reply-To: <200310121248.h9CCm19g002681@spider.deepcore.dk> References: <20031012124207.GA1530@genius.tao.org.uk> <200310121248.h9CCm19g002681@spider.deepcore.dk>
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--X1bOJ3K7DJ5YkBrT Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Sun, Oct 12, 2003 at 02:48:01PM +0200, Soren Schmidt wrote: > It seems Josef Karthauser wrote: > > I've just built and installed a new kernel, the first since Aug 6th. > > There appears to be a problem with the IP stack. What happens is that > > everything is fine for a few hours, and then the IP stack stops working. > > I can no longer ping anything on the local network, my default route > > drops out (which is probably dhclient's doing). Perhaps it is ARP that > > is broken, it's hard to tell. All I know is that I need to reboot to > > make it work again. > >=20 > > Is anyone else experiencing this kind of problem? >=20 > Do you have dummynet included in the kernel ?=20 > That has been broken for me since sam's latest commit as a backout > of ip_dummynet.c fixes the problem for me... >=20 No, I've not got dummynet in there. My current kernel config is: machine i386 cpu I586_CPU cpu I686_CPU ident GENIUS maxusers 0 hints "GENIUS.hints" #Default places to look for devices. makeoptions DEBUG=3D-g #Build kernel with gdb(1) debug symbols #options CPU_ENABLE_SSE #enables SSE/MMX2 instructions support. options SCHED_4BSD #4BSD scheduler options INET #InterNETworking options INET6 #IPv6 communications protocols options FFS #Berkeley Fast Filesystem options SOFTUPDATES #Enable FFS soft updates support options UFS_ACL #Support for access control lists options UFS_DIRHASH #Improve performance on big directories options MSDOSFS #MSDOS Filesystem =20 options CD9660 #ISO 9660 Filesystem options PROCFS #Process filesystem options PSEUDOFS #Pseudo-filesystem framework options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!] options COMPAT_FREEBSD4 #Compatible with FreeBSD4 options KTRACE #ktrace(1) support options SYSVSHM #SYSV-style shared memory options SYSVMSG #SYSV-style message queues options SYSVSEM #SYSV-style semaphores options _KPOSIX_PRIORITY_SCHEDULING #Posix P1003_1B real-time extensions options KBD_INSTALL_CDEV # install a CDEV entry in /dev options NETGRAPH #options BRIDGE # Debugging for use in -current options DDB #Enable the kernel debugger #options INVARIANTS #Enable calls of extra sanity checking #options INVARIANT_SUPPORT #Extra sanity checks of internal structures, r= equired by INVARIANTS #options WITNESS #Enable checks to detect deadlocks and cycles #options WITNESS_SKIPSPIN #Don't run witness on spinlocks for speed #options BUS_DEBUG options USB_DEBUG #options DIAGNOSTIC device isa device pci # Floppy drives device fdc # ATA and ATAPI devices device ata device atadisk # ATA disk drives device atapicd # ATAPI CDROM drives options ATA_STATIC_ID #Static device numbering # SCSI peripherals device scbus # SCSI bus (required) device da # Direct Access (disks) device sa # Sequential Access (tape etc) device cd # CD device pass # Passthrough device (direct SCSI access) # atkbdc0 controls both the keyboard and the PS/2 mouse device atkbdc # AT keyboard controller device atkbd # AT keyboard device psm # PS/2 mouse device vga # VGA video card driver options VESA = =20 device splash # Splash screen and screen saver support # syscons is the default console driver, resembling an SCO console device sc options SC_HISTORY_SIZE=3D3000 # number of history buffer lines =20 device agp # support several AGP chipsets # Floating point support - do not disable. device npx # Power management support (see NOTES for more options) #device apm # Add suspend/resume support for the i8254. device pmtimer # Audio support device pcm # PCCARD (PCMCIA) support device cbb # cardbus (yenta) bridge device pccard # PC Card (16-bit) bus device cardbus # CardBus (32-bit) bus # Serial (COM) ports device sio # 8250, 16[45]50 based serial ports # Parallel port device ppc device ppbus # Parallel port bus (required) device lpt # Printer device plip # TCP/IP over parallel device ppi # Parallel port interface device # ISA Ethernet NICs. pccard nics included. device ed # NE[12]000, SMC Ultra, 3c503, DS8390 cards device ep # Etherlink III based cards device xe # Xircom pccard ethernet # PCI Ethernet NICs that use the common MII bus controller code. device miibus # MII bus support # Wireless NIC cards device wlan # 802.11 support device an # Aironet 4500/4800 802.11 wireless NICs.=20 device awi # BayStack 660 and others device wi # WaveLAN/IEEE 802.11 wireless NICs.=20 #device wl # Older non 802.11 Wavelan wireless NIC. # Pseudo devices - the number indicates how many units to allocated. device random # Entropy device device loop # Network loopback device ether # Ethernet support device tun # Packet tunnel. device pty # Pseudo-ttys (telnet etc) #device md # Memory "disks" device gif # IPv6 and IPv4 tunneling device faith # IPv6-to-IPv4 relaying (translation) # The `bpf' device enables the Berkeley Packet Filter. # Be aware of the administrative consequences of enabling this! device bpf # Berkeley packet filter # USB support device uhci # UHCI PCI->USB interface device ehci # EHCI PCI->USB interface #device ohci # OHCI PCI->USB interface device usb # USB Bus (required) device ugen # Generic #device udbp # USB Double Bulk Pipe devices #device uhid # "Human Interface Devices" #device ukbd # Keyboard #device ulpt # Printer #device umass # Disks/Mass storage - Requires scbus and da #device ums # Mouse device ucom # Mouse #device uvisor # Mouse #device urio # Diamond Rio 500 MP3 player #device uscanner # Scanners # USB Ethernet, requires mii ###device aue # ADMtek USB ethernet #device cue # CATC USB ethernet #device kue # Kawasaki LSI USB ethernet device snp # Snoop device - to look at pty/vty/etc. Joe --=20 Josef Karthauser (joe@tao.org.uk) http://www.josef-k.net/ FreeBSD (cvs meister, admin and hacker) http://www.uk.FreeBSD.org/ Physics Particle Theory (student) http://www.pact.cpes.sussex.ac.uk/ =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D An eclectic mix of fact an= d theory. =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D --X1bOJ3K7DJ5YkBrT Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iEYEARECAAYFAj+JY6oACgkQXVIcjOaxUBZ15QCgjL6utTZKKhN/R3x65o8Bphi2 7P8An3AZtEXz9etuDExiyf7Kv7yCl8Nd =Y0wL -----END PGP SIGNATURE----- --X1bOJ3K7DJ5YkBrT--
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