kern/130274: [sysvipc] Can't shmget() more than 2GB of memory, regardless of kern.ipc.shm{max, all}

[Kirk Strauser]

The following reply was made to PR kern/130274; it has been noted by GNATS.

From: Kirk Strauser <kirk at strauser.com>
To: bug-followup at FreeBSD.org,
 kirk at strauser.com
Cc:  
Subject: Re: kern/130274: [sysvipc] Can't shmget() more than 2GB of memory, regardless of kern.ipc.shm{max,all}
Date: Thu, 15 Jan 2009 09:37:23 -0600

 Anyone?  This is a very real problem for people running PostgreSQL on  
 machines with lots of memory.  Since PostgreSQL tuning guides tend to  
 recommend using 1/4 of RAM for shared memory, this means that anyone  
 with more than 8GB of RAM is running a suboptimal setup.
 -- 
 Kirk Strauser