Re: MySQL and ulimit

2009-06-10 Thread Gaby Vanhegan
On 9 Jun 2009, at 22:43, Daniel Ouellet wrote: If I may asked, why would you really want to get a 2GB buffer? The app generates a lot of database traffic, as well as doing some fairly large transactional queries, hence the need for InnoDB. MySQL queries keep failing with lack of memory

Re: MySQL and ulimit

2009-06-10 Thread Johan Beisser
On Tue, Jun 9, 2009 at 2:50 PM, Ted Unangstted.unan...@gmail.com wrote: The short answer is that you can't use more than 1GB of memory. Out of curiosity, what's the long answer?

Re: MySQL and ulimit

2009-06-10 Thread Otto Moerbeek
On Wed, Jun 10, 2009 at 08:00:42AM +0100, Gaby Vanhegan wrote: On 9 Jun 2009, at 22:43, Daniel Ouellet wrote: If I may asked, why would you really want to get a 2GB buffer? The app generates a lot of database traffic, as well as doing some fairly large transactional queries, hence the

Re: MySQL and ulimit

2009-06-10 Thread Tobias Ulmer
On Wed, Jun 10, 2009 at 12:18:07AM -0700, Johan Beisser wrote: On Tue, Jun 9, 2009 at 2:50 PM, Ted Unangstted.unan...@gmail.com wrote: The short answer is that you can't use more than 1GB of memory. Out of curiosity, what's the long answer? Virtual memory layout limits this. There needs

MySQL and ulimit

2009-06-09 Thread Gaby Vanhegan
I'm having an annoying time trying to make MySQL run with a large amount of buffer memory. I have 4Gb of RAM and 8Gb of swap and I need to increase the data size limit for the _mysql login class. Currently it's set to unlimited but it doesn't seem to be coming through to the _mysql login

Re: MySQL and ulimit

2009-06-09 Thread Daniel Ouellet
Gaby Vanhegan wrote: I'm having an annoying time trying to make MySQL run with a large amount of buffer memory. I have 4Gb of RAM and 8Gb of swap and I need to increase the data size limit for the _mysql login class. Currently it's set to unlimited but it doesn't seem to be coming through to

Re: MySQL and ulimit

2009-06-09 Thread Ted Unangst
On Tue, Jun 9, 2009 at 4:41 PM, Gaby Vanhegan g...@vanhegan.net wrote: I'm having an annoying time trying to make MySQL run with a large amount of buffer memory. I have 4Gb of RAM and 8Gb of swap and I need to increase the data size limit for the _mysql login class. Currently it's set to

Re: MySQL and ulimit

2009-06-09 Thread Gaby Vanhegan
Thanks for getting back to me so swiftly, I've been banging my head against this for a couple of days now... :( On 9 Jun 2009, at 22:06, Daniel Ouellet wrote: Gaby Vanhegan wrote: I'm having an annoying time trying to make MySQL run with a large amount of buffer memory. I have 4Gb of RAM

Re: MySQL and ulimit

2009-06-09 Thread Daniel Ouellet
If the machine has mare than enough physical RAM and tons of swap, is there no way to configure MySQL to hold a 2Gb buffer in memory? I really want to avoid building a custom kernel and it feels like I should be able to get this working using login.conf, ulimit and sysctl settings. Or is

Re: MySQL and ulimit

2009-06-09 Thread Ted Unangst
On Tue, Jun 9, 2009 at 5:23 PM, Gaby Vanhegan g...@vanhegan.net wrote: On 9 Jun 2009, at 22:07, Ted Unangst wrote: There are hard limits that you can't exceed. If the machine has mare than enough physical RAM and tons of swap, is there no way to configure MySQL to hold a 2Gb buffer in