In the last episode (Jul 27), Dan Nelson said: > In the last episode (Jul 27), Mike Spreitzer said: > > If I want to try to actually hold a 2GB table in RAM, is there anything I > > need to set in my.cnf to enable that? > > Just make sure your key_buffer_size is large enough to hold the index. You > can find this number by setting key_buffer_size to a huge number (32GB for > example), running "LOAD INDEX INTO CACHE" for your index, then running "show > status like 'key_blocks_used'; ". > > http://dev.mysql.com/doc/refman/5.1/en/load-index.html
Oops. My previous email described the requirements for the "prefetch index into RAM" option. For the "load table into RAM" option, you'll need to raise max_heap_table_size to a size large enough to hold your table. http://dev.mysql.com/doc/refman/5.1/en/memory-storage-engine.html -- Dan Nelson dnel...@allantgroup.com -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql?unsub=arch...@jab.org
