From: <jb...@sg...> - 2004-01-14 04:21:39
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On Mon, Jan 12, 2004 at 05:09:16PM +0100, Andi Kleen wrote: > There is also an program numastat to print the new numa statistics from sysfs. > > There are some test programs, especially a program called numademo that attempts > to benchmark most possible policy combinations on your machine. Those bits sound interesting... > Any feedback welcome, especially from bigger machines. I'll give this a try on an Altix tomorrow. > Should have a way to set global policy for a file (especially in > hugetlbfs) or a shared memory object (related to the previous item). > It would be useful for all files too to control the page cache. You mean some sort of hint embedded in the ELF image itself? If we need more than one, we should probably try to make it somewhat extensible. I remember mbligh talking about adding similar hints for scheduler node balancing on exec vs. fork, among other things. > The sysfs cpu parser may not be completely uptodate with the ever changing > cpumap format. It works on an 4 node Opteron, but that is easy because the cpu > mask there fits into a single word. We'll see that right away. I can try to take a look if I get time. > The user space tools and libraries still have quite some rough edges and need > more polishing. > > The man pages need proofreading and cleaning up, especially get_mempolicy.2 > which is quite bad currently. Ok. Thanks, Jesse |