Re: Linux v.s. Mac OS-X Performance
Scott Ribe <scott_ribe@killerbytes.com>
From: Scott Ribe <scott_ribe@killerbytes.com>
To: pgsql general <pgsql-general@postgresql.org>
Date: 2007-11-28T03:05:04Z
Lists: pgsql-general
> Kind of. Mach is still running underneath (and a lot of the app APIs > use it directly) but there is a BSD 'personality' above it which > (AIUI) is big parts of FreeBSD ported to run on Mach. Right. Also, to be clear, OS X is not a true microkernel architecture. They took the "division of responsibilities" from the Mach microkernel design, but Mach is compiled into the kernel and is not a separate process from the kernel. -- Scott Ribe scott_ribe@killerbytes.com http://www.killerbytes.com/ (303) 722-0567 voice