Increased max connections for scala tests

config/my.cnf

@@ -53,8 +53,8 @@ key_buffer              = 16M
 max_allowed_packet      = 16M
 thread_stack            = 256K
 thread_cache_size       = 128
-max_connections         = 2000
-back_log                = 2000
+max_connections         = 5000
+back_log                = 5000
 table_open_cache        = 800
 table_definition_cache  = 800
 max_heap_table_size     = 128M