[ovs-dev] Loss of Network Connectivity

Timothy Ficarra t.ficarra at yahoo.com
Mon Dec 7 12:43:39 PST 2009


I am running ovs-vswitchd and ovs-brcompatd.
The RX counters increase on lo, peth1, and vif0.1

eth1 is registering a flat zero on TX and RX.

T Ficarra

--- On Mon, 7/12/09, Justin Pettit <jpettit at nicira.com> wrote:

> From: Justin Pettit <jpettit at nicira.com>
> Subject: Re: [ovs-dev] Loss of Network Connectivity
> To: "Timothy Ficarra" <t.ficarra at yahoo.com>
> Cc: dev at openvswitch.org
> Date: Monday, 7 December, 2009, 3:36 PM
> I assume you're running ovs-vswitchd
> and ovs-brcompatd, correct?  Do you see the RX counters
> going up on your network devices when you run ifconfig?
> 
> --Justin
> 
> 
> On Dec 7, 2009, at 12:23 PM, Timothy Ficarra wrote:
> 
> > Here are the details of the problem:
> > 
> > ovs version:
> > open vswitch 0.90.7
> > 
> > no git
> > no patches
> > 
> > os version:
> > Linux version 2.6.18-164.6.1.el5xen 
> > gcc version 4.1.2 20080704
> > 
> > Contents of ovs-vwitchd.conf:
> > bridge.br0.port=br0
> > bridge.br0.port=eth0
> > bridge.br0.port=eth1
> > 
> > output of ovs-dpctl show:
> > dp0:
> >     flows: cur:0, soft-max:512,
> hard-max:262144
> >     ports: cur:3, max:1024
> >     groups: max:16
> >     lookups: frags:0, hit:0, missed:0,
> lost:0
> >     queues: max-miss:100,
> max-action:100
> >     port 0: br0 (internal)
> >     port 1: eth0
> >     port 2: eth1
> > 
> > What actually happened:
> >     loss of network connectivity after
> >     % rmmod bridge
> >     % insmod
> datapath/linux-2.6/openvswitch_mod.ko
> >     % insmod
> datapath/linux-2.6/brcompat_mod.ko
> > What was expected to happen:
> >     no loss of network connectivity 
> > 
> > 
> > Regards,
> > T Ficarra
> > 
> > 
> > --- On Mon, 7/12/09, Ben Pfaff <blp at nicira.com>
> wrote:
> > 
> >> From: Ben Pfaff <blp at nicira.com>
> >> Subject: Re: [ovs-dev] Loss of Network
> Connectivity
> >> To: "Timothy Ficarra" <t.ficarra at yahoo.com>
> >> Cc: dev at openvswitch.org
> >> Date: Monday, 7 December, 2009, 12:05 PM
> >> Timothy Ficarra <t.ficarra at yahoo.com>
> >> writes:
> >> 
> >>> After following the steps in 'Using Open
> vSwitch in
> >> place of
> >>> Linux bridging' the system is left in a state
> without
> >> network
> >>> connectivity. Is there any further
> configuration which
> >> must be
> >>> completed in order for the switch to function
> >> properly?
> >> 
> >> There's too little information here to guess what
> went
> >> wrong.
> >> Could you include the information from the
> REPORTING-BUGS
> >> file:
> >>         http://openvswitch.org/cgi-bin/gitweb.cgi?p=openvswitch;a=blob_plain;f=REPORTING-BUGS;hb=HEAD
> >> This additional information might give us
> something to work
> >> from.
> >> 
> > 
> > 
> >      New Email names for you! 
> > Get the Email name you've always wanted on the new
> @ymail and @rocketmail. 
> > Hurry before someone else does!
> > http://mail.promotions.yahoo.com/newdomains/aa/
> > 
> > _______________________________________________
> > dev mailing list
> > dev at openvswitch.org
> > http://openvswitch.org/mailman/listinfo/dev_openvswitch.org
> 
> 


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