10.12. 对 OVS-DPDK 配置进行故障排除

ovs-vsctl list bridge br0

# ovs-vsctl list bridge br0
_uuid               : bdce0825-e263-4d15-b256-f01222df96f3
auto_attach         : []
controller          : []
datapath_id         : "00002608cebd154d"
datapath_type       : netdev
datapath_version    : "<built-in>"
external_ids        : {}
fail_mode           : []
flood_vlans         : []
flow_tables         : {}
ipfix               : []
mcast_snooping_enable: false
mirrors             : []
name                : "br0"
netflow             : []
other_config        : {}
ports               : [52725b91-de7f-41e7-bb49-3b7e50354138]
protocols           : []
rstp_enable         : false
rstp_status         : {}
sflow               : []
status              : {}
stp_enable          : false

less /var/log/containers/neutron/openvswitch-agent.log

# less /var/log/containers/neutron/openvswitch-agent.log

cat /sys/devices/system/cpu/cpu4/topology/thread_siblings_list
4,20

# cat /sys/devices/system/cpu/cpu4/topology/thread_siblings_list
4,20

ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0x100010

# ovs-vsctl set Open_vSwitch . other_config:pmd-cpu-mask=0x100010

tuna -t ovs-vswitchd -CP

# tuna -t ovs-vswitchd -CP
thread  ctxt_switches pid SCHED_ rtpri affinity voluntary nonvoluntary       cmd
3161	OTHER 	0    	6	765023      	614	ovs-vswitchd
3219   OTHER 	0    	6     	1        	0   	handler24
3220   OTHER 	0    	6     	1        	0   	handler21
3221   OTHER 	0    	6     	1        	0   	handler22
3222   OTHER 	0    	6     	1        	0   	handler23
3223   OTHER 	0    	6     	1        	0   	handler25
3224   OTHER 	0    	6     	1        	0   	handler26
3225   OTHER 	0    	6     	1        	0   	handler27
3226   OTHER 	0    	6     	1        	0   	handler28
3227   OTHER 	0    	6     	2        	0   	handler31
3228   OTHER 	0    	6     	2        	4   	handler30
3229   OTHER 	0    	6     	2        	5   	handler32
3230   OTHER 	0    	6	953538      	431   revalidator29
3231   OTHER 	0    	6   1424258      	976   revalidator33
3232   OTHER 	0    	6   1424693      	836   revalidator34
3233   OTHER 	0    	6	951678      	503   revalidator36
3234   OTHER 	0    	6   1425128      	498   revalidator35
*3235   OTHER 	0    	4	151123       	51       	pmd37*
*3236   OTHER 	0   	20	298967       	48       	pmd38*
3164   OTHER 	0    	6 	47575        	0  dpdk_watchdog3
3165   OTHER 	0    	6	237634        	0   vhost_thread1
3166   OTHER 	0    	6  	3665        	0       	urcu2