Messages in this thread | | | Date | Sat, 01 Jun 2013 13:52:02 +0200 | From | Manfred Spraul <> | Subject | Re: [PATCH 2/4] ipc/sem: seperate wait-for-zero and alter tasks into seperate queues |
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Hi all,
On 06/01/2013 11:20 AM, Manfred Spraul wrote: > > - osim [i.e.: with reschedules] is much slower: around 21 us per > schedule. > Perhaps the scheduler didn't pair the threads optimally: intra-cpu > reschedules > take around 2 us on my i3, inter-cpu reschedules around 16 us. > I mixed up numbers. osim reports around 1.6 us for the 64-thread system. It is still odd that it is only factor 1.5 facter than my 4-thread i3, but at least it is not slower.
Anyway: I have attached the table of all results that I have so far.
-- Manfred [unhandled content-type:application/vnd.oasis.opendocument.spreadsheet] | |