From: Yang <i7a...@sn...> - 2007-11-21 03:12:51
|
Cool! Any chance there's some higher-level documentation available on what exactly is in the code? Thanks, Yang Paul E. McKenney paulmck-at-linux.vnet.ibm.com |lse-tech| wrote: > On Sun, Nov 18, 2007 at 01:26:41AM -0500, Yang wrote: >> Hi, >> >> I've been looking at the (very outdated) pages on NUMA Linux. It seems >> that none of the efforts from 2002-2003 have survived, and that there's >> very little focus these days on a NUMA-aware Linux. >> >> The most important part of such a project appears to be in the >> scheduler. My understanding is that most 2.6 systems today use the O(1) >> scheduler, and will soon use CFS (when?). Is either one NUMA-aware? Are >> there currently efforts underway to make Linux (more) NUMA-aware? > > There is a fair amount of NUMA functionality in the Linux kernel, > look for the string "CONFIG_NUMA" to find it. The scheduler and > memory allocator have a reasonable amount of NUMA functionality, > as does parts of the I/O system. > > More would be good, of course. ;-) > >> Thanks for any answers. > > NP! > > Thanx, Paul |