My cluster health showing :cluster health: yellow (16 of 26)

[johnrabi (john rabindranath)]

Hi Team,
can anyone help me to resolve this issue and explain about this
My cluster health showing cluster health: yellow (16 of 26)

{
"cluster_name" : "elasticsearch",
"status" : "yellow",
"timed_out" : false,
"number_of_nodes" : 1,
"number_of_data_nodes" : 1,
"active_primary_shards" : 16,
"active_shards" : 16,
"relocating_shards" : 0,
"initializing_shards" : 0,
"unassigned_shards" : 10,
"delayed_unassigned_shards" : 0,
"number_of_pending_tasks" : 0,
"number_of_in_flight_fetch" : 0,
"task_max_waiting_in_queue_millis" : 0,
"active_shards_percent_as_number" : 61.53846153846154
}

one node having good , in antoher is showing unassigned

[Christian_Dahlqvist]

As you only have one node in the cluster, replica shards can not be assigned, which means the cluster state will be yellow. You can change this by setting the replica count to 0 for your indices or by adding an additional node so they can be allocated.

[johnrabi (john rabindranath)]

Thanks Christian_Dahlqvist