Kubectl exec command to write contents to a file in the pod

Question

I am trying below command

kubectl exec -it sss-pod-four  echo "hi" >> /mnt/sss/testnew.txt

But it throws error

-bash: /mnt/sss/testnew.txt: No such file or directory

What is the best way to achieve this

Answer 1

Found a similar question here and below command works now

 kubectl exec -it sss-pod-four  -- bash -c "echo hi > /mnt/sss/testnew.txt"