Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!wuarchive!rice!rice!sun-spots-request From: leech@bodie.cs.unc.edu Newsgroups: comp.sys.sun Subject: floating point output abysmally slow Keywords: SunOS Message-ID: <1990Oct7.233759.6771@rice.edu> Date: 7 Oct 90 21:30:00 GMT Sender: sun-spots-request@rice.edu Organization: Sun-Spots Lines: 8 Approved: Sun-Spots@rice.edu Originator: spots@psyche.rice.edu X-Sun-Spots-Digest: Volume 9, Issue 351, message 12 While trying to speed up a program which is output-bound, I found that floating-point output using stdio (or equally, the C++ iostream library) is approximately 9 times slower on a Sparcstation 1 than on a DECstation 3100. Similarly poor performance on a Sun-3/60 suggests that Sun's stdio library could use drastic improvement in this area. Has anyone dealt with this problem successfully? Jon Leech (leech@cs.unc.edu) __@/