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From: | RUILIN CHU |
Subject: | [Octave-bug-tracker] [bug #43519] eigs really slow |
Date: | Tue, 04 Nov 2014 22:50:04 +0000 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.104 Safari/537.36 |
Follow-up Comment #11, bug #43519 (project octave): I recompiled with ATLAS, the result is much better, but still not ideal octave:1> version ans = 3.6.4 octave:2> for L=1:6 > doit(L*1000); > end L = 1000 full : 1.131828 sparse : 0.817876 L = 2000 full : 3.670442 sparse : 3.672441 L = 3000 full : 9.240595 sparse : 9.546549 L = 4000 full : 16.913429 sparse : 18.988113 L = 5000 full : 31.201257 sparse : 34.039825 L = 6000 full : 45.836033 sparse : 55.160614 _______________________________________________________ Reply to this item at: <http://savannah.gnu.org/bugs/?43519> _______________________________________________ Message sent via/by Savannah http://savannah.gnu.org/
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