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Diffstat (limited to 'open_issues/performance.mdwn')
| -rw-r--r-- | open_issues/performance.mdwn | 31 |
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diff --git a/open_issues/performance.mdwn b/open_issues/performance.mdwn index ec14fa52..8147e5eb 100644 --- a/open_issues/performance.mdwn +++ b/open_issues/performance.mdwn @@ -81,3 +81,34 @@ call|/glibc/fork]]'s case. gnumach and the hurd) just wake every thread waiting for an event when the event occurs (there are a few exceptions, but not many) <antrik> ouch + + +# IRC, freenode, #hurd, 2012-09-13 + +{{$news/2011-q2#phoronix-3}}. + + <braunr> the phoronix benchmarks don't actually test the operating system + .. + <hroi_> braunr: well, at least it tests its ability to run programs for + those particular tasks + <braunr> exactly, it tests how programs that don't make much use of the + operating system run + <braunr> well yes, we can run programs :) + <pinotree> those are just cpu-taking tasks + <hroi_> ok + <pinotree> if you do a benchmark with also i/o, you can see how it is + (quite) slower on hurd + <hroi_> perhaps they should have run 10 of those programs in parallel, that + would test the kernel multitasking I suppose + <braunr> not even I/O, simply system calls + <braunr> no, multitasking is ok on the hurd + <braunr> and it's very similar to what is done on other systems, which + hasn't changed much for a long time + <braunr> (except for multiprocessor) + <braunr> true OS benchmarks measure system calls + <hroi_> ok, so Im sensing the view that the actual OS kernel architecture + dont really make that much difference, good software does + <braunr> not at all + <braunr> i'm only saying that the phoronix benchmark results are useless + <braunr> because they didn't measure the right thing + <hroi_> ok |