[ovs-discuss] [Question] how can I set debug log level

[Ben Pfaff]

You can't choose to log just a single controller.  You might use
"ovs-ofctl monitor <switch> watch:" to view the changes to a switch's
flow table.

On Tue, Jun 20, 2017 at 10:57:48AM +0800, Margin Hu wrote:
> both are ok , In facts , I prefer to disable the logging of controller.
> 
> 
> On 6/20 10:50, Ben Pfaff wrote:
> >On June 20, 2017 10:36:17 AM GMT+08:00, Margin Hu <jhu_com at qq.com> wrote:
> >
> >    yes , how to do ?
> >
> >
> >    On 6/20 10:28, Ben Pfaff wrote:
> >
> >        Do you want to disable the logging or the controller? On Tue,
> >        Jun 20, 2017 at 10:23:39AM +0800, Margin Hu wrote:
> >
> >            thanks , you're right , I can capture the changement as
> >            following:
> >            340483:2017-06-20T02:17:20.825Z|62030|vconn|DBG|unix:
> >            received: OFPT_FLOW_MOD (xid=0x2): ADD actions=NORMAL
> >            340486:2017-06-20T02:17:20.825Z|62033|connmgr|INFO|provision<->unix:
> >            1 flow_mods in the last 0 s (1 adds)
> >            341089:2017-06-20T02:18:29.545Z|62376|vconn|DBG|unix:
> >            received: NXT_FLOW_MOD_TABLE_ID (xid=0x2): enable
> >            341092:2017-06-20T02:18:29.545Z|62379|vconn|DBG|unix:
> >            received: OFPT_FLOW_MOD (xid=0x4): ADD table:1
> >            actions=NORMAL
> >            341095:2017-06-20T02:18:29.545Z|62382|connmgr|INFO|provision<->unix:
> >            1 flow_mods in the last 0 s (1 adds)
> >            341754:2017-06-20T02:19:35.742Z|62746|vconn|DBG|unix:
> >            received: NXT_FLOW_MOD_TABLE_ID (xid=0x2): enable
> >            341757:2017-06-20T02:19:35.742Z|62749|vconn|DBG|unix:
> >            received: OFPT_FLOW_MOD (xid=0x4): DEL table:1
> >            actions=drop but the ovs-vswitchd.log is filled with
> >            useless info such as:
> >            2017-06-20T02:21:31.658Z|63348|vconn|DBG|tcp:127.0.0.1:6633:
> >            received: OFPST_PORT_DESC request (OF1.3)
> >            (xid=0x61e993ec): port=ANY
> >            2017-06-20T02:21:31.658Z|63349|vconn|DBG|tcp:127.0.0.1:6633:
> >            sent (Success): OFPST_PORT_DESC reply (OF1.3)
> >            (xid=0x61e993ec): 1(bond0): addr:24:8a:07:55:41:e8 config:
> >            0 state: 0 speed: 0 Mbps now, 0 Mbps max 2(phy-provision):
> >            addr:26:40:cc:43:82:5d config: 0 state: 0 speed: 0 Mbps
> >            now, 0 Mbps max LOCAL(provision): addr:24:8a:07:55:41:e8
> >            config: 0 state: 0 speed: 0 Mbps now, 0 Mbps max
> >            "tcp:127.0.0.1:6633" seems is a controller, I don't know
> >            what goodness after use it , do you know ? how can I
> >            disable it ? On 6/20 9:52, Ben Pfaff wrote:
> >
> >                On Tue, Jun 20, 2017 at 08:49:23AM +0800, Margin Hu
> >                wrote:
> >
> >                    My openvswitch version is
> >                    openvswitch-2.6.1-4.1.git20161206.el7.x86_64 , can
> >                    you appoint out set which module for my target ?
> >                    [root at cloud-sz-master-b12-02 ~]# ovs-appctl vlog/list
> >
> >                I suggest "ovs-appctl vlog/set vconn".
> >
> >            --
> >------------------------------------------------------------------------
> >            Margin Hu Love open source software mail: jhu_com at qq.com
> >            github: http://www.github.com/todaygood
> >            ------------------------------------------------------------------------
> >
> >
> >Which one?
> 
> -- 
> ---------------------------------------------
> Margin Hu
> Love open source software
> mail:    jhu_com at qq.com
> github: http://www.github.com/todaygood
> ---------------------------------------------
>