Strange network issue in freebsd 8

[sam]

that s why I 've been so in doubt using freebsd AMD64 release.

On 28/01/2010 1:05 PM, Sherin George wrote:
> Hello Sam,
>
> The problem happened today again.
>
> I am getting this message on traceroute
>
> ===============
> traceroute: findsaddr: write: No such process
> ================
>
> When running a ping to 8.8.8.8, it says following.
>
> ===================
> ping: sendto: No route to host
> ====================
>
> Please see the result of "netstat -rn" command.
>
> ============
> myserver# netstat -rn
> Routing tables
>
> Internet:
> Destination        Gateway            Flags    Refs      Use  Netif Expire
> default            XXX.XXX.XXX.241     UGS        62   209247    em0
> 127.0.0.1          link#3             UH          0        0    lo0
> XXX.XXX.XXX.240/29  link#1             U           0        0    em0
> XXX.XXX.XXX.242     link#1             UHS         0        0    lo0
>
> Internet6:
> Destination                       Gateway                       Flags
> Netif Expire
> ::1                               ::1                           UH
> lo0
> fe80::%lo0/64                     link#3                        U
> lo0
> fe80::1%lo0                       link#3                        UHS
> lo0
> ff01:3::/32                       fe80::1%lo0                   U
> lo0
> ff02::%lo0/32                     fe80::1%lo0                   U
> lo0
> =============
>
> Note: I have replaced first three octets.
>
> I have checked netstat -m also. It is also not showing any problem.
>
> Could anyone please help me to sort out this issue.
>
> --
> Thanks,
> Sherin
>
> On Thu, Jan 28, 2010 at 6:29 AM, sam<sam at ip6.com.au>  wrote:
>
>    
>> Hi,
>>
>> Is this problem still happening?
>>
>> Cheers
>> Sam
>>
>>
>> On 24/01/2010 2:16 PM, Sherin George wrote:
>>
>>      
>>> Hello,
>>>
>>> I am facing some sort of strange network issue in a freebsd server
>>> occasionally.
>>>
>>> OS: FreeBSD 8.0-RELEASE - amd64
>>>
>>> Now, I have updated to FreeBSD 8.0-RELEASE-p2
>>>
>>> The servers loses network connection once in a few days. I logged into
>>> console and verified that network is up. I even restarted network service
>>> using following command.
>>>
>>> /etc/rc.d/netif restart
>>>
>>> Still, it didn't fix.
>>>
>>> I checked /var/log/messages, but I am not getting any clue.
>>>
>>> ==============
>>> Jan 19 12:10:20 myserver kernel: GEOM_MIRROR: Device gm0: rebuilding
>>> provider ad0 finished.
>>> Jan 19 20:20:23 myserver nfsd[732]: select failed: Interrupted system call
>>> Jan 19 20:21:07 myserver nfsd[732]: select failed: Interrupted system call
>>> Jan 23 02:14:33 myserver login: ROOT LOGIN (root) ON ttyv0
>>> Jan 23 02:19:51 myserver kernel: ifa_del_loopback_route: deletion failed
>>> Jan 23 02:19:57 myserver kernel: em0: link state changed to DOWN
>>> Jan 23 02:20:02 myserver kernel: em0: link state changed to UP
>>> Jan 23 02:29:58 myserver reboot: rebooted by root
>>> Jan 23 02:29:58 myserver syslogd: exiting on signal 15
>>> Jan 23 02:31:31 myserver syslogd: kernel boot file is /boot/kernel/kernel
>>> Jan 23 02:31:31 myserver kernel: Copyright (c) 1992-2009 The FreeBSD
>>> Project.
>>> Jan 23 02:31:31 myserver kernel: Copyright (c) 1979, 1980, 1983, 1986,
>>> 1988,
>>> 1989, 1991, 1992, 1993, 1994
>>> Jan 23 02:31:31 myserver kernel: The Regents of the University of
>>> California. All rights reserved.
>>> Jan 23 02:31:31 myserver kernel: FreeBSD is a registered trademark of The
>>> FreeBSD Foundation.
>>> Jan 23 02:31:31 myserver kernel: FreeBSD 8.0-RELEASE #0: Sat Nov 21
>>> 15:02:08
>>> UTC 2009
>>> Jan 23 02:31:31 myserver kernel: root at mason.cse.buffalo.edu:
>>> /usr/obj/usr/src/sys/GENERIC
>>> Jan 23 02:31:31 myserver kernel: Timecounter "i8254" frequency 1193182 Hz
>>> quality 0
>>> ==============
>>>
>>> Network, TCP stack all were up. It was pinging gateway even. But,
>>> traceroute
>>> was not going beyond gateway.
>>>
>>> I believe the issue is not related to anything outside server since a
>>> reboot
>>> always fixes the issue.
>>>
>>> I will be grateful for any advice that can help me in troubleshooting this
>>> problem.
>>>
>>> --
>>> Best Regards,
>>> Sherin
>>> _______________________________________________
>>> freebsd-net at freebsd.org mailing list
>>> http://lists.freebsd.org/mailman/listinfo/freebsd-net
>>> To unsubscribe, send any mail to "freebsd-net-unsubscribe at freebsd.org"
>>>
>>>
>>>
>>>        
>>
>>      
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