Messages in this thread | | | Date | Sat, 17 Apr 2004 20:53:38 -0700 | From | Andrew Morton <> | Subject | Re: vmscan.c heuristic adjustment for smaller systems |
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William Lee Irwin III <wli@holomorphy.com> wrote: > > On Sat, Apr 17, 2004 at 04:51:51PM -0700, Andrew Morton wrote: > > I'd assume that setting swappiness to zero simply means that you still have > > all of your libc in pagecache when running ls. > > What happens if you do the big file copy, then run `sync', then do the ls? > > Have you experimented with the NFS mount options? v2? UDP? > > I wonder if the ptep_test_and_clear_young() TLB flushing is related.
That, or page_referenced() always returns true on this ARM implementation or some such silliness. Everything here points at the VM being unable to reclaim that clean pagecache. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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