Kubectl exec

Kubernetes /bin/bash

sudo kubectl -n <namespace> --context=<context-with-access> exec <pod-name> -it /bin/bash

ex:
sudo kubectl -n default --context=staging-devops exec microservice1-jd830k-880 -it /bin/bash

Source: kubernetes.io

Kubectl exec bash

kubectl exec --stdin --tty shell-demo -- /bin/bash

Source: kubernetes.io

Kubectl exec ls -lah

kubectl exec <pod_name> -- ls -la /

Source: stackoverflow.com

Kubectl exec

kubectl exec -it <pod-name> -n <namespace> -- <command>

example:
--------
kubectl exec -it tag-mgmt -n my-namespace -- /bin/sh
kubectl exec -it timescaledb -n data-store -- psql

timescaledb -> is pod name 
data-store -> is namespace
psql -> is command that we can run for postgres

Similar codes

0 vote174 views1 answer
Wtfutil on ubuntu
Shell/Bash
0 vote172 views1 answer
Batch file path
Shell/Bash
0 vote179 views1 answer
System reported a problem ubuntu
Shell/Bash
33 votes168 views3 answers
Ubuntu 14 apache2 graceful restart
Shell/Bash
92 votes230 views6 answers
Change remote url git
Shell/Bash
1 vote183 views2 answers
Is not digitally signed. you cannot run this script on the current system
Shell/Bash
47 votes195 views4 answers
Git branch list
Shell/Bash
1 vote180 views1 answer
Bash save current path to variable
Shell/Bash
0 vote190 views1 answer
How to grep two terms at once grep
Shell/Bash
38 votes172 views4 answers
Ubuntu replace text in file
Shell/Bash