[ovs-discuss] ovsdbmonitor error: remote command failed (rc=127)

Te-Yen Liu teyen.liu at gmail.com
Thu Oct 13 07:00:55 UTC 2011


Hi, Ben
  Yes, you are right. After building a symbolic link for ovsdb-client like
"sudo ln -s /usr/local/bin/ovsdb-client /usr/bin/ovsdb-client",
I am able to see the table content in ovs database through ovsdbmonitor.
Thanks for you help.


On Wed, Oct 12, 2011 at 11:35 PM, Ben Pfaff <blp at nicira.com> wrote:

> I guess ovsdbmonitor assumes that ovsdb-client is in /usr/bin, but you
> have it in /usr/local/bin.  I'll make a note to fix that assumption in
> ovsdbmonitor.
>
> On Wed, Oct 12, 2011 at 08:38:01AM +0800, Te-Yen Liu wrote:
> > Hi, Ben
> >     Thanks for your response. I still got "Remote command failed" after
> > modifying the connect target with no "p".
> > The error log is as follows:
> >
> > 08:32:12 127.0.0.1: Executing /usr/bin/ovsdb-client transact
> > unix:/usr/local/var/run/openvswitch/db.sock '["Open_vSwitch",
> > {"op":"select","table":"Bridge", "where":[]}]'
> > SSH connection to 127.0.0.1 established
> > +++ Channel failure: Remote command failed (rc=127)
> > Closing SSH session due to failure
> > Transport reset for 127.0.0.1
> > Remote command failed (rc=127)
> >
> >
> >
> > On Tue, Oct 11, 2011 at 11:54 PM, Ben Pfaff <blp at nicira.com> wrote:
> >
> > > On Tue, Oct 11, 2011 at 04:55:32PM +0800, Te-Yen Liu wrote:
> > > > Hi,
> > > >     I installed openvswitch and executed it as following commands:
> > > >
> > > >         sudo ovsdb-server
> > > > --remote=punix:/usr/local/var/run/openvswitch/db.sock \
> > > >                   --remote=db:Open_vSwitch,manager_options \
> > > >                   --private-key=db:SSL,private_key \
> > > >                   --certificate=db:SSL,certificate \
> > > >                   --bootstrap-ca-cert=db:SSL,ca_cert \
> > > >                   --pidfile --detach
> > > >         sudo ovs-vsctl --no-wait init
> > > >         sudo ovs-vswitchd --pidfile --detach
> > > >
> > > > The result is OK.
> > > > But, when I tried to run ovsdbmonitor to connect ovsdb at localhost,
> I
> > > got
> > > > error message "remote command failed (rc=127)"
> > > >         Host : 127.0.0.1
> > > >         SSH Password: ******
> > > >         Connect target: punix:/usr/local/var/run/openvswitch/db.sock
> > > >
> > > > Does anyone know what is going wrong?
> > >
> > > The connect target should be
> > > unix:/usr/local/var/run/openvswitch/db.sock (no "p").
> > >
> > > There could be other problems too.
> > >
>
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