Kubernetes - memcache.go:265] couldn't get current server API group list
Facing the error below on Ubuntu 22.04 on vagrant. Error showing after halting and powering up the vms again. Checking the journal logs and tested was just a matter to disable swap on ubuntu.
root@master:/etc/kubernetes# kubectl get podsE1212 12:55:53.292062 1865 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:55:53.292515 1865 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:55:53.294534 1865 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:55:53.295070 1865 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:55:53.296371 1865 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedThe connection to the server 192.168.122.200:6443 was refused - did you specify the right host or port?root@master:/etc/kubernetes#root@master:/etc/kubernetes#root@master:/etc/kubernetes# kubectl get podsE1212 12:56:19.646982 1894 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:56:19.648779 1894 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:56:19.648987 1894 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:56:19.650532 1894 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedE1212 12:56:19.651599 1894 memcache.go:265] couldn't get current server API group list: Get "https://192.168.122.200:6443/api?timeout=32s": dial tcp 192.168.122.200:6443: connect: connection refusedThe connection to the server 192.168.122.200:6443 was refused - did you specify the right host or port?root@master:/etc/kubernetes# systemctl status kube-apiserverUnit kube-apiserver.service could not be found.root@master:/etc/kubernetes# journalctl -rDec 12 12:56:50 master systemd[1]: kubelet.service: Failed with result 'exit-code'.Dec 12 12:56:50 master systemd[1]: kubelet.service: Main process exited, code=exited, status=1/FAILUREDec 12 12:56:50 master kubelet[1933]: E1212 12:56:50.910912 1933 run.go:74] "command failed" err="failed to run Kubelet: running with swap on is >Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.910829 1933 server.go:725] "--cgroups-per-qos enabled, but --cgroup-root was not specified. >Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.904363 1933 dynamic_cafile_content.go:157] "Starting controller" name="client-ca-bundle::/et>Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.903655 1933 certificate_store.go:130] Loading cert/key pair from "/var/lib/kubelet/pki/kubel>Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.902837 1933 server.go:895] "Client rotation is on, will bootstrap in background"Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.902693 1933 server.go:469] "Golang settings" GOGC="" GOMAXPROCS="" GOTRACEBACK=""Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.902555 1933 server.go:467] "Kubelet version" kubeletVersion="v1.28.2"Dec 12 12:56:50 master kubelet[1933]: I1212 12:56:50.900275 1933 server.go:203] "--pod-infra-container-image will not be pruned by the image garb>Dec 12 12:56:50 master kubelet[1933]: Flag --pod-infra-container-image has been deprecated, will be removed in a future release. Image garbage colle>Dec 12 12:56:50 master kubelet[1933]: Flag --container-runtime-endpoint has been deprecated, This parameter should be set via the config file specif>Dec 12 12:56:50 master systemd[1]: Started kubelet: The Kubernetes Node Agent.Dec 12 12:56:50 master systemd[1]: Stopped kubelet: The Kubernetes Node Agent.Dec 12 12:56:50 master systemd[1]: kubelet.service: Scheduled restart job, restart counter is at 61.Dec 12 12:56:40 master systemd[1]: kubelet.service: Failed with result 'exit-code'.Dec 12 12:56:40 master systemd[1]: kubelet.service: Main process exited, code=exited, status=1/FAILUREDec 12 12:56:40 master kubelet[1923]: E1212 12:56:40.667501 1923 run.go:74] "command failed" err="failed to run Kubelet: running with swap on is >Dec 12 12:56:40 master kubelet[1923]: I1212 12:56:40.667204 1923 server.go:725] "--cgroups-per-qos enabled, but --cgroup-root was not specified. >
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