Increase some very old limits.

This will give a smoother experience when using the Aria engine by those that are using default limits
without still causing a notable problem for desktop users.

include/my_global.h

@@ -800,9 +800,9 @@ typedef SOCKET_SIZE_TYPE size_socket;
 	/* get memory in huncs */
 #define ONCE_ALLOC_INIT		(uint) (4096-MALLOC_OVERHEAD)
 	/* Typical record cash */
-#define RECORD_CACHE_SIZE	(uint) (64*1024-MALLOC_OVERHEAD)
+#define RECORD_CACHE_SIZE	(uint) (128*1024-MALLOC_OVERHEAD)
 	/* Typical key cash */
-#define KEY_CACHE_SIZE		(uint) (8*1024*1024-MALLOC_OVERHEAD)
+#define KEY_CACHE_SIZE		(uint) (128L*1024L*1024L-MALLOC_OVERHEAD)
 	/* Default size of a key cache block  */
 #define KEY_CACHE_BLOCK_SIZE	(uint) 1024
 

storage/maria/ha_maria.cc

@@ -212,7 +212,7 @@ static MYSQL_THDVAR_ULONG(repair_threads, PLUGIN_VAR_RQCMDARG,
 static MYSQL_THDVAR_ULONG(sort_buffer_size, PLUGIN_VAR_RQCMDARG,
        "The buffer that is allocated when sorting the index when doing a "
        "REPAIR or when creating indexes with CREATE INDEX or ALTER TABLE.",
-       0, 0, 8192*1024, 4, ~0L, 1);
+       0, 0, 128L*1024L*1024L, 4, ~0L, 1);
 
 static MYSQL_THDVAR_ENUM(stats_method, PLUGIN_VAR_RQCMDARG,
        "Specifies how maria index statistics collection code should treat "