Why would a node not have shards?
Solution 1:
Try forcing a shard to move to the node in question.
If it does and sticks there, check your your shard allocation settings.
If it doesn't, check the logs to see why it won't go.
Try forcing a shard to move to the node in question.
If it does and sticks there, check your your shard allocation settings.
If it doesn't, check the logs to see why it won't go.