Troubleshooting the upgrade

# 1 Stop the agent:
cd $OWL_BASE/owl/bin
./owlmanage.sh stop=owlagent

# 2 Check that sparksubmitmode=native in the agent.properties file:
sparksubmitmode=native
sparkhome=</your/spark/home/folder> 

# 3 Restart the agent:
./owlmanage.sh start=owlagent

# 5 Verify that agent.properties contains the correct details.
cd $OWL_BASE/owl/config
cat $OWL_BASE/owl/config/agent.properties

### Provide documentation on syntax and flags in the terminal

kubectl help

### To see how to use Kubernetes resources

kubectl api-resources -o wide

### Get Pods, their names & details in all Namespaces

kubectl get pods -A -o wide

### Get all Namespaces in a cluster

kubectl get namespaces

### Get Services in all Namespaces

kubectl get services -A -o wide

### List all deployments in all namespaces:

kubectl get deployments -A -o wide

### List Events sorted by timestamp in all namespaces

kubectl get events -A --sort-by=.metadata.creationTimestamp

### Get logs from a specific pod:

kubectl logs [my-pod-name]

### If the Kubernetes Metrics Server is installed, 
### the top command allows you to see the resource consumption for nodes or podscode

kubectl top node
kubectl top pod

### If the Kubernetes Metrics Server is NOT installed, use

kubectl describe nodes | grep Allocated -A 10 

### Get current-context

kubectl config current-context

### See all configs for the entire cluster

kubectl config view

### Check to see if I can read pod logs for current user & context

kubectl auth can-i get pods --subresource=log

### Check to see if I can do everything in my current namespace ("*" means all)

kubectl auth can-i '*' '*'