| Date | Sat, 05 Apr 2003 19:23:27 -0700 | From | "Martin J. Bligh" <> | Subject | Re: objrmap and vmtruncate |
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> The first test has 100 tasks, each of which has 100 vma's. The 100 processes > modify their 100 vma's in a linear walk. Total working set is 240MB > (slightly more than is available). > > ./rmap-test -l -i 10 -n 100 -s 600 -t 100 foo > > 2.5.66-mm4: > 15.76s user 86.91s system 33% cpu 5:05.07 total > 2.5.66-mm4+objrmap: > 23.07s user 1143.26s system 87% cpu 22:09.81 total > 2.4.21-pre5aa2: > 14.91s user 75.30s system 24% cpu 6:15.84 total
Isn't the intent to use sys_remap_file_pages for these sort of workloads anyway? In which case partial objrmap = rmap for these tests, so we're still OK?
M.
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