From owner-freebsd-questions@FreeBSD.ORG Thu Jan 28 03:20:08 2010 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 731681065696; Thu, 28 Jan 2010 03:20:08 +0000 (UTC) (envelope-from sam@ip6.com.au) Received: from mail01.ip6.com.au (ns1.ip6.com.au [125.255.112.202]) by mx1.freebsd.org (Postfix) with ESMTP id 2071A8FC0C; Thu, 28 Jan 2010 03:20:08 +0000 (UTC) Received: from mail01.ip6.com.au (localhost [127.0.0.1]) by mail01.ip6.com.au (Postfix) with ESMTP id 06F132882E; Thu, 28 Jan 2010 14:03:38 +1100 (EST) Received: by mail01.ip6.com.au (Postfix, from userid 500) id D48472882D; Thu, 28 Jan 2010 14:03:37 +1100 (EST) X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on mail01.ip6.com.au X-Spam-Level: X-Spam-Status: No, score=-0.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00, FH_DATE_PAST_20XX autolearn=no version=3.2.5 Received: from [10.250.250.37] (unknown [203.41.110.193]) by mail01.ip6.com.au (Postfix) with ESMTPA id 2CDF928538; Thu, 28 Jan 2010 14:03:37 +1100 (EST) Message-ID: <4B60FE95.7040209@ip6.com.au> Date: Thu, 28 Jan 2010 14:03:49 +1100 From: sam User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9.1.7) Gecko/20100111 Thunderbird/3.0.1 MIME-Version: 1.0 To: Sherin George References: <7f14551c1001231916s1c142b21j916ae406ea71bd97@mail.gmail.com> <4B60E157.9090200@ip6.com.au> <7f14551c1001271805w758c3e95s569365ad468ab9ae@mail.gmail.com> In-Reply-To: <7f14551c1001271805w758c3e95s569365ad468ab9ae@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: ClamAV using ClamSMTP Cc: freebsd-net@freebsd.org, freebsd-questions@freebsd.org, freebsd-hackers@freebsd.org Subject: Re: Strange network issue in freebsd 8 X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jan 2010 03:20:08 -0000 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 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@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@freebsd.org mailing list >>> http://lists.freebsd.org/mailman/listinfo/freebsd-net >>> To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" >>> >>> >>> >>> >> >> > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > >