I0505 11:31:47.532347 1 nfd-worker.go:222] "Node Feature Discovery Worker" version="v0.15.4" nodeName="instance" namespace="monitoring" I0505 11:31:47.532908 1 nfd-worker.go:508] "configuration file parsed" path="/etc/kubernetes/node-feature-discovery/nfd-worker.conf" I0505 11:31:47.533144 1 nfd-worker.go:540] "configuration successfully updated" configuration={"Core":{"Klog":{},"LabelWhiteList":"","NoPublish":false,"FeatureSources":["all"],"Sources":null,"LabelSources":["all"],"SleepInterval":{"Duration":60000000000}},"Sources":{"cpu":{"cpuid":{"attributeBlacklist":["BMI1","BMI2","CLMUL","CMOV","CX16","ERMS","F16C","HTT","LZCNT","MMX","MMXEXT","NX","POPCNT","RDRAND","RDSEED","RDTSCP","SGX","SGXLC","SSE","SSE2","SSE3","SSE4","SSE42","SSSE3","TDX_GUEST"]}},"custom":[],"fake":{"labels":{"fakefeature1":"true","fakefeature2":"true","fakefeature3":"true"},"flagFeatures":["flag_1","flag_2","flag_3"],"attributeFeatures":{"attr_1":"true","attr_2":"false","attr_3":"10"},"instanceFeatures":[{"attr_1":"true","attr_2":"false","attr_3":"10","attr_4":"foobar","name":"instance_1"},{"attr_1":"true","attr_2":"true","attr_3":"100","name":"instance_2"},{"name":"instance_3"}]},"kernel":{"KconfigFile":"","configOpts":["NO_HZ","NO_HZ_IDLE","NO_HZ_FULL","PREEMPT"]},"local":{},"pci":{"deviceClassWhitelist":["03","0b40","12"],"deviceLabelFields":["class","vendor"]},"usb":{"deviceClassWhitelist":["0e","ef","fe","ff"],"deviceLabelFields":["class","vendor","device"]}}} I0505 11:31:47.534807 1 metrics.go:44] "metrics server starting" port=":8081" E0505 11:31:47.554063 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:31:47.554281 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:31:47.554452 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:31:47.563315 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:31:47.563890 1 nfd-worker.go:563] "feature discovery completed" I0505 11:31:47.574986 1 nfd-worker.go:698] "creating NodeFeature object" nodefeature="" E0505 11:32:47.575741 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:32:47.575927 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:32:47.576038 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:32:47.581613 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:32:47.582215 1 nfd-worker.go:563] "feature discovery completed" E0505 11:33:47.577768 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:33:47.577951 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:33:47.578080 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:33:47.582790 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:33:47.583096 1 nfd-worker.go:563] "feature discovery completed" I0505 11:33:47.739215 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:34:47.575725 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:34:47.576153 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:34:47.576421 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:34:47.583309 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:34:47.583749 1 nfd-worker.go:563] "feature discovery completed" I0505 11:34:47.737302 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:35:47.568865 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:35:47.569166 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:35:47.569395 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:35:47.576926 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:35:47.577177 1 nfd-worker.go:563] "feature discovery completed" I0505 11:35:47.713760 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:36:47.549582 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:36:47.550221 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:36:47.550528 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:36:47.558171 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:36:47.558817 1 nfd-worker.go:563] "feature discovery completed" I0505 11:36:47.722265 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:37:47.575635 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:37:47.575963 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:37:47.576090 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:37:47.579594 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:37:47.579858 1 nfd-worker.go:563] "feature discovery completed" I0505 11:37:47.724051 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:38:47.576960 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:38:47.577285 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:38:47.577449 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:38:47.587209 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:38:47.587485 1 nfd-worker.go:563] "feature discovery completed" I0505 11:38:47.734241 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:39:47.573254 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:39:47.573531 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:39:47.573864 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:39:47.578114 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:39:47.578353 1 nfd-worker.go:563] "feature discovery completed" I0505 11:39:47.720037 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:40:47.578364 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:40:47.579082 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:40:47.579308 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:40:47.584684 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:40:47.585060 1 nfd-worker.go:563] "feature discovery completed" I0505 11:40:47.729682 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:41:47.572071 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:41:47.572278 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:41:47.572425 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:41:47.585134 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:41:47.585847 1 nfd-worker.go:563] "feature discovery completed" I0505 11:41:47.735241 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:42:47.556479 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:42:47.556747 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:42:47.556958 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:42:47.563820 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:42:47.564236 1 nfd-worker.go:563] "feature discovery completed" I0505 11:42:47.708029 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:43:47.552089 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:43:47.552321 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:43:47.552455 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:43:47.560337 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:43:47.560741 1 nfd-worker.go:563] "feature discovery completed" I0505 11:43:47.706559 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:44:47.547209 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:44:47.547379 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:44:47.547520 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:44:47.553406 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:44:47.554422 1 nfd-worker.go:563] "feature discovery completed" I0505 11:44:47.694086 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:45:47.559592 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:45:47.559939 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:45:47.560151 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:45:47.567602 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:45:47.568322 1 nfd-worker.go:563] "feature discovery completed" E0505 11:46:47.556769 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:46:47.557047 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:46:47.557283 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:46:47.565293 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:46:47.565519 1 nfd-worker.go:563] "feature discovery completed" I0505 11:46:47.706185 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:47:47.544729 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:47:47.545039 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:47:47.545235 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:47:47.554115 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:47:47.554481 1 nfd-worker.go:563] "feature discovery completed" I0505 11:47:47.749507 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:48:47.577656 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:48:47.577976 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:48:47.578184 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:48:47.585331 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:48:47.585620 1 nfd-worker.go:563] "feature discovery completed" I0505 11:48:47.738968 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:49:47.575156 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:49:47.575441 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:49:47.575569 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:49:47.581620 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:49:47.581901 1 nfd-worker.go:563] "feature discovery completed" I0505 11:49:47.716900 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:50:47.578291 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:50:47.578655 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:50:47.578915 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:50:47.584748 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:50:47.585029 1 nfd-worker.go:563] "feature discovery completed" I0505 11:50:47.716361 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:51:47.544556 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:51:47.544769 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:51:47.544978 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:51:47.553365 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:51:47.553898 1 nfd-worker.go:563] "feature discovery completed" E0505 11:52:47.561543 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:52:47.561986 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:52:47.562354 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:52:47.568636 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:52:47.568918 1 nfd-worker.go:563] "feature discovery completed" I0505 11:52:47.738383 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:53:47.556602 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:53:47.556858 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:53:47.557035 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:53:47.563161 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:53:47.563527 1 nfd-worker.go:563] "feature discovery completed" I0505 11:53:47.697100 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:54:47.575333 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:54:47.575614 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:54:47.575829 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:54:47.587856 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:54:47.588635 1 nfd-worker.go:563] "feature discovery completed" I0505 11:54:47.728976 1 nfd-worker.go:731] "updating NodeFeature object" nodefeature="monitoring/instance" E0505 11:55:47.555281 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:55:47.555466 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:55:47.555609 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:55:47.567877 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:55:47.568354 1 nfd-worker.go:563] "feature discovery completed" E0505 11:56:47.565025 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:56:47.565442 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:56:47.565717 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:56:47.576180 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:56:47.576920 1 nfd-worker.go:563] "feature discovery completed" E0505 11:57:47.569681 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:57:47.569912 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:57:47.570582 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:57:47.579985 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:57:47.580580 1 nfd-worker.go:563] "feature discovery completed" E0505 11:58:47.545921 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:58:47.546109 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:58:47.546259 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:58:47.552291 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:58:47.552689 1 nfd-worker.go:563] "feature discovery completed" E0505 11:59:47.559098 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 11:59:47.559395 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 11:59:47.559671 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 11:59:47.567151 1 nfd-worker.go:550] "starting feature discovery..." I0505 11:59:47.567574 1 nfd-worker.go:563] "feature discovery completed" E0505 12:00:47.571607 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 12:00:47.572318 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 12:00:47.572480 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 12:00:47.582063 1 nfd-worker.go:550] "starting feature discovery..." I0505 12:00:47.582549 1 nfd-worker.go:563] "feature discovery completed" E0505 12:01:47.586358 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/cilium_geneve/speed: invalid argument" attributeName="speed" E0505 12:01:47.586614 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/dummy0/speed: invalid argument" attributeName="speed" E0505 12:01:47.586834 1 network.go:152] "failed to read net iface attribute" err="read /host-sys/class/net/lo/speed: invalid argument" attributeName="speed" I0505 12:01:47.593803 1 nfd-worker.go:550] "starting feature discovery..." I0505 12:01:47.594116 1 nfd-worker.go:563] "feature discovery completed"