start Scylla:
docker run -d -p 9042:9042 --name scylla scylladb/scylla:5.2 --smp 2
check Scylla status:
docker exec -it scylla nodetool status
start cqlsh and then run cql schemas:
docker exec -it scylla cqlsh
restart Scylla:
docker exec -it scylla supervisorctl restart scylla