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Blue Forest http://www.lslnet.com at 2:08 p.m. on August 16, 2006

FreeBSD 4.2 complicated diseases

FreeBSD 4.2 complicated diseases

Phenomenon : Without any network connection, the system will not respond. Failure of ping test,

But 10 seconds in front of the other, such as SSH connection for a shorter time.

This is a good few seconds of delay annoying to see the above website points out several times before.

Who can give attending a consultation!

Below is the relevant port application forms, and document translation Kernel

Net port
-------------------------------------------------------------
Tcp4 0 0 *.993 indicators shown as *.* LISTEN
Tcp4 0 0 *.3128 indicators shown as *.* LISTEN
Tcp4 0 0 *.995 indicators shown as *.* LISTEN
Tcp4 0 0 *.25 indicators shown as *.* LISTEN
Tcp4 0 0 *.22 indicators shown as *.* LISTEN
Tcp4 0 0 *.21 indicators shown as *.* LISTEN
Tcp4 0 0 *.80 indicators shown as *.* LISTEN
Tcp4 0 0 *.443 indicators shown as *.* LISTEN
Tcp4 0 0 *.3306 indicators shown as *.* LISTEN
Tcp4 0 0 172.16.2.223.53 indicators shown as *.* LISTEN
-------------------------------------------------------------




Kernel list
-------------------------------------------------------------
Machine from beginning for the i386
Cpu I686_CPU
Ident GENERIC
Maxusers 128

Options INET #InterNETworking
Options IPFILTER
Options IPFILTER_LOG
Fast Filesystem options FFS #Berkeley
Options FFS_ROOT #FFS usable as root device [keep this!]
FFS soft updates support options SOFTUPDATES #Enable
Filesystem options MFS #Memory
#MD Is a potential root device options MD_ROOT
#ISO 9660 Filesystem options CD9660
Options CD9660_ROOT #CD-ROM usable as root, CD9660 required
#Process Filesystem options PROCFS
Options COMPAT_43 #Compatible with BSD 4.3 [KEEP THIS!]
#Allow Users to grab the console options UCONSOLE
Options USERCONFIG #boot-c editor
#visual Boot - c editor options VISUAL_USERCONFIG
KTRACE #ktrace options (1) support
#SYSV-style Shared memory options SYSVSHM
Options SYSVMSG #SYSV-style message queues
Options SYSVSEM #SYSV-style semaphores
P1003_1B real-time extensions options P1003_1B #Posix
Options _KPOSIX_PRIORITY_SCHEDULING
#Rate Limit bad replies options ICMP_BANDLIM
Options KBD_INSTALL_CDEV # install a CDEV entry in /dev

Options SC_DISABLE_REBOOT
Options SC_HISTORY_SIZE=999
Options MAXCONS=2

Device isa
Pci device

Device fdc0 at isa? port IO_FD1 irq 6 drq 2
Device fd0 at fdc0 drive 0

IO_WD1 irq 14 port device ata0 at isa?
IO_WD2 irq 15 port device ata1 at isa?
Device-Quds
Device atadisk # ATA disk drives
Atapicd # ATAPI device CDROM drives
ATA_STATIC_ID #Static device numbering options
DMA on ATAPI devices #Enable options ATA_ENABLE_ATAPI_DMA

Isa? port device atkbdc0 at IO_KBD
Irq 1 flags 0x1 device atkbd0 at atkbdc?

Device vga0 at isa?

Pseudo-device splash

Sc0 at isa? flags 0x100 device


IO_NPX irq 13 port device npx0 at nexus?

Device sio0 at isa? port IO_COM1 flags 0x10 irq 4
Device sio1 at isa? port IO_COM2 irq 3

Intel EtherExpress PRO/100B device fxp0 # (82557, 82558)
Intel EtherExpress PRO/100B fxp1 # device (82557, 82558)

Miibus # MII bus support device

Pseudo-device loop # Network loopback
Pseudo-device ether # Ethernet support
Pseudo-device pty # Pseudo-ttys (Telnet etc.)
-------------------------------------------------------------

I do not know if it was your NIC configuration, routing configuration, or what the problem is?

I saw you two fxp allocated in the system, which is not a configuration problem?

"Intel EtherExpress PRO/100B device fxp0 # (82557, 82558)
"Intel EtherExpress PRO/100B device fxp1 # (82557, 82558)

General are as follows :

Device fxp

You see Behold, I do not know if this is not the issue.

Re : FreeBSD 4.2 complicated diseases

Using dmesg, and ifconfig-a netstat -nr Tieshanglai your information.

Re : no network adapter configuration, dual-NIC is?

In a single NIC, it is the problem

I have used a network adapter for the two, tried to solve the problem.
Onboard NIC.

Power Management to ban a long time ago

Timecounter "i8254" frequency 1193182 Hz
Timecounter "TSC" 935458134 Hz frequency
CPU : Pentium III Xeon/Celeron III/Pentium (935.46-MHz 686-class CPU)
Origin = "GenuineIntel" Id = 0x686 Stepping = 6
Features=0x383fbff<FPU, VME, DE, PSE, TSC, MSR, PAE, MCE, CX8, APIC, SEP, MTRR, PGE, MCA, CMOV, PAT, PSE36, MMX, FXSR, SSE>
Real memory = 535691264 (523136K bytes)
Avail memory = 518799360 (506640K bytes)
Preloaded elf Kernel "Kernel" at 0xc0285000.
MTRR support enabled Pentium Pro
Npx0 : "math processor> on motherboard
Npx0 : INT 16 interface
Pcib0 : "Host to PCI bridge> on motherboard
Pci0 : "PCI bus> on pcib0
Pci0 : "Intel model 1132 VGA-compatible display device> at 2.0 irq 11
Pcib1 : "PCI to PCI bridge (vendor=8086 device=244e)" at 30.0 on pci0 device
Pci1 : "PCI bus> on pcib1
Fxp0 : "Intel Pro 10/100B/100+ Ethernet> 0xd800-0xd83f mem 0xff700000-0xff7fffff port. 0xff8fe000-0xff8fefff irq 11 at 4.0 on pci1 device
Fxp0 : Ethernet address 00:30:48:41:0a:76
Fxp1 : "Intel PLC Ethernet> port 10/100 0xdf00-0xdf3f mem device 0xff8ff000-0xff8fffff irq 11 at 8.0 on pci1
Fxp1 : Ethernet address 00:30:48:41:0a:77
Isab0 : "PCI to ISA bridge (vendor=8086 device=2440)" at 31.0 on pci0 device
Isa0 : "ISA bus> on isab0
Atapci0 : "Intel ICH2 ATA100 controller> port device 0xffa0-0xffaf at 31.1 on pci0
Ata0 : at 0x1f0 irq 14 on atapci0
Ata1 : at 0x170 irq 15 on atapci0
Pci0 : "USB UHCI controller> at 31.2 irq 3
Pci0 : "unknown card> (vendor=0x8086, dev=0x2443) at 31.3 irq 5
Pci0 : "USB UHCI controller> at 31.4 irq 10
Fdc0 : "NEC 72065B or clone> at port 0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
Fdc0 : FIFO enabled, 8 bytes threshold
Fd0 : "1440-KB 3.5" drive> on fdc0 drive 0
Atkbdc0 : "Keyboard controller (i8042)" at the port 0x60,0x64 on isa0
Atkbd0 : "AT Keyboard> flags 0x1 irq 1 on atkbdc0
Kbd0 at atkbd0
Vga0 : "Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Sc0 : "System console> at flags 0x100 on isa0
Sc0 : VGA "two virtual consoles, flags=0x300>
Sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0
Sio0 type 16550A :
Sio1 : configured irq 3 not in bitmap of probed irqs 0
IP Filter : v3.4.23 initialized. Default = pass all, Logging = enabled
: : Timeout waiting for WIPO ata_command ata0-slave
Ata0-slave identify failed :
Ad2 : 8223MB "ST38422A> [16708/16/63] at ata1-master UDMA66
Acd0 : CDROM "FX4830T> at ata0-master using UDMA33
Mounting root from ufs:/dev/ad2s1a
Cd9660 : RockRidge Extension


Fxp0 : flags=8802<BROADCAST, SIMPLE, MULTICAST> mtu 1500
Ether 00:30:48:41:0a:76
Autoselect status : no carrier media :
Supported media : autoselect 100baseTX "full-duplex> 100baseTX 10baseT/UTP" full-duplex> 10baseT/UTP
Fxp1 : flags=8843<UP, BROADCAST, RUNNING, SIMPLE, MULTICAST> mtu 1500
Inet 172.16.2.223 netmask 0xffff0000 broadcast 172.16.255.255
Ether 00:30:48:41:0a:77
Media : autoselect (100baseTX "full-duplex>) status : active
Supported media : autoselect 100baseTX "full-duplex> 100baseTX 10baseT/UTP" full-duplex> 10baseT/UTP
Lo0 : flags=8049<UP, LOOPBACK, RUNNING, MULTICAST> mtu 16384
Inet 127.0.0.1 netmask 0xff000000


Internet :
Destination Gateway Flags Refs Use Netif Expire
Default 0 85 fxp1 172.16.1.254 UGSc
127.0.0.1 127.0.0.1 UH 0 0 lo0
172.16 link#2 UC 0 0 fxp1>
172.16.1.4 0:d0:b7:b7:e1:5 fxp1 UHLW 0 66 1143
172.16.1.5 0:30:48:41:4:e6 fxp1 UHLW 1 81 1024
172.16.1.254 link#2 UHLW 1 3 fxp1>
172.16.2.222 0:10:88:2:c2:38 fxp1 UHLW 3 55220 1092



Try ifconfig fxp0 down

I know you have no problem with the routing table ah, you try to swap fxp0 down to the bar, I encountered such a problem before, it seems to be another piece down off enough.

Re : no network adapter configuration, dual-NIC is?

From the information point of view, no problem.
Can two computer directly to the company, to see how the situation PING?
If they do, look at the proposal installed 4.5, 4.1, 4.2 pre-installed version of the handbook in the search when they switched networks, it seems like a lock.

Re : FreeBSD 4.2 complicated diseases

The problem is in the DNS, you try to use or modify DNS resolv.conf documents.

This seems to have nothing to do with DNS

I feel that this seems to have nothing to do with DNS, because in the same network segment, if any, also may amend /etc/hosts documents, set up to solve the static analysis.

Re : FreeBSD 4.2 complicated diseases

"The problem is in the DNS, you try to use or modify DNS resolv.conf documents.

Oh, one Much die
90% of the problem may really be out in the dns, ndc stop after you look at the link speed is a lot faster, or slow, which they take into resolv.conf the nameserver 127.0.0.1 (that is before you close the bind). If time is no problem in a summary of the net frame.
Solution :
First, pointed to an effective dns on resolv.conf
Second, a non-forword the dns done, and will refer to this plane resolv.conf
Third, this machine dns relations, and pointed to the plane resolv.com



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