Since 1.7.2 my server have problems with mob spawning, they just don't spawn.
If I restart the server, everything is fine but only for a little time.
Yes, the server is on hard.
Yes, spawn mob is true.
No plugins, nothing, just a vanilla server.
PS: The problem affect all dimensions!
Linked issues
Comments

Duplicate of MC-40069. Please provide the console output of the server (after sufficient time has passed to when mob spawning is reduced).