K8s

kgetpods -n kafka-external -w

kubectl get events -w k get events -w -n kafka-external k get pods -n monitoring -w k logs -f monitoring-metrics-beat-metricbeat-665485c685-tcz72 -n monitoring

watch -n 1 helm list watch -n 10 helm list -n kafka-external watch -n 1 kubectl get pods -n cgf

minikube start –embed-certs –cpus 2 –memory 8192 –kubernetes-version=${K8S_VERSION} minikube start –embed-certs –cpus 2 –memory 8192 –kubernetes-version=v1.25.0 minikube start –kubernetes-version=1.21.0 –embed-certs –cpus 2 –memory 8192

get the password for Kibana, userid is elastic

<<<<<<< HEAD

kubectl -n monitoring get secret monitoring-elasticsearch-es-elastic-user -o=jsonpath='{.data.elastic}' | base64 –decode; echo

=======

kubectl -n monitoring get secret monitoring-elasticsearch-es-elastic-user -o=jsonpath=’{.data.elastic}’ | base64 –decode; echo

>>>>>>> 646945f00f4cd297d985fa39f786110cab66301d

do port forwarding on your dev-vm

kubectl port-forward –address 0.0.0.0 svc/gateway-proxy -n monitoring 30090:80

Docker

Docker Edu docker pull debian:bullseye docker run -ti /bin/bash usermod -aG sudo yaolu su - yaolu docker commit fd77c00ede1d yaolu/debian:test01

docker login [email protected] Ly19931223

docker tag <EXISTING_IMAGE> <PRIVATE_REPO>/<NEW_IMAGE_NAME>: docker tag yaolu/debian:test01 achillesly/debian:test01

docker push achillesly/debian:test01 docker pull achillesly/debian:test01

docker cp:

docker cp kafka-connect:/tmp/heapdump-1713352230746.hprof /tmp/test

Emace inside Docker

https://rebeja.eu/posts/python-ide-with-emacs-and-docker/ [docker_emacs_gui]:https://dev.to/acro5piano/we-can-virtualize-even-gui-text-editor-with-docker-container–5bhh

Emacs

Download and install

wget https://mirror.lyrahosting.com/gnu/emacs/emacs-29.3.tar.gz

tar -xzf emacs-29.3.tar.gz sudo apt update sudo apt install build-essential autoconf automake texinfo libjpeg-dev libpng-dev libgif-dev libtiff-dev libx11-dev libncurses-dev apt install libgnutls28-dev sudo apt install libxpm-dev sudo apt install libgnutls28-dev ./autogen.sh ./configure make make install