|
From: | Marco Caliari |
Subject: | [Octave-bug-tracker] [bug #57805] Some array permutations are much slower than others |
Date: | Fri, 14 Feb 2020 04:12:30 -0500 (EST) |
User-agent: | Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:72.0) Gecko/20100101 Firefox/72.0 |
Update of bug #57805 (project octave): Item Group: None => Performance _______________________________________________________ Follow-up Comment #2: Thanks Michael. About multithreading, I observe in Matlab R2019a (yes, I have 9216 kB L3 cache): multithreaded: 100x100x100 average = 0.7401 variance = 9.9383e-04 200x200x200 average = 9.7555 variance = 0.7624 no-multithreaded (matlab -singleCompThread) 100x100x100 average = 1.1056 variance = 0.0384 200x200x200 average = 28.3021 variance = 7.1439 octave 5.1.1 100x100x100 average = 1.5508 variance = 0.27300 200x200x200 average = 37.057 variance = 104.97 _______________________________________________________ Reply to this item at: <https://savannah.gnu.org/bugs/?57805> _______________________________________________ Message sent via Savannah https://savannah.gnu.org/
[Prev in Thread] | Current Thread | [Next in Thread] |