| M. Dillon. Design elements of the freebsd vm system. Daemon News, Jan 2001. |
....but it probably has to do with the lack of page coloring logic in the Linux memory allocator this can lead to cache conflict misses within a single application that are very unpredictable from run to run. Similar experiments, when run on FreeBSD, produced much more predictable results (see [5] for some discussion of the FreeBSD VM system, including page coloring optimizations) Samples later than: Linux version 1 ms 5 ms 10 ms 50 ms 2.2.14 RedHat 179 112 112 0 2.4.17 plain 284 56 45 1 2.4.17 RML 202 8 2 0 2.4.7 TimeSys 0 0 0 0 Table 1: Dispatch latencies for various Linux ....
Matthew Dillon. Design elements of the FreeBSD VM system. Daemon News, January 2000.
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M. Dillon. Design elements of the freebsd vm system. Daemon News, Jan 2001.
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