I have seen testing of servers up to 128 GB of RAM. I wish I could say I was the one doing the test..however I use systems on a regular basis with up to 32 GB. Does it scale perfectly? No. Is it better than it was just a year ago even? Definitely.
Hope that helps. Keith Murphy > Didn't want this to go unanswered, although I don't have any great info > for you. > > As long as you're running a 64-bit OS and a 64-bit version of MySQL, > there's no technical reason it would be limited to less than the > addressable space (that I know of). The main gain would be the ability > to set larger buffers and handle more connections simultaneously. Of > course, this is assuming your queries and schema are good and you > don't suffer from excessive locking problems. > > That is to say... yes, it'll work, and yes, as far as I know MySQL > will be able to allocate as much RAM as you can stuff in the box. > Whether it can use it *effectively* is something I don't have any > experience with beyond ~8GB. I suspect it would work just fine, > though. > > Jake > > On Tue, Jan 20, 2009 at 12:08 PM, <webtek2001-my...@yahoo.com> wrote: >> While specing out a new server, I was wondering if there is any limit to >> how much memory can be allocated to mysql 5.1. If a server has 16GB of >> ram, can mysql take advantage of that much ram (minus a reserved amount >> for the OS obviously)? Is there any limit such as those imposed by >> 32-bit processors? >> >> Thanks! >> >> >> http://www.retailretreat.com > > -- > MySQL General Mailing List > For list archives: http://lists.mysql.com/mysql > To unsubscribe: > http://lists.mysql.com/mysql?unsub=bmur...@paragon-cs.com > > -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/mysql?unsub=arch...@jab.org
