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Article #826Re: POSIX threads & Linux, priorities doesn't seem to work.
From: Dave Uhring
Date: Wed, 30 May 2001 02:44
Date: Wed, 30 May 2001 02:44
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1777 bytes
Vincent wrote: > Hello! > > I wrote a POSIX application using Linux(2.4) & QNX. > > There are 2 threads with the following params : > *T1 with SCHED_FIFO & priority == N > *T2 with SCHED_FIFO & priority == N+1 > > with QNX everything runs perfect, but with Linux, it seems that priorities > are not taken into account (T2 is preemted by T1). > > PS : With Linux I run the app with root privileges as required. > > Any idea? > > Thank you > > Vincent man nice
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10c696,c8583ade1f63f031 X-Google-Attributes: gid10c696,public X-Google-Thread: fb1fd,c8583ade1f63f031 X-Google-Attributes: gidfb1fd,public X-Google-Thread: 100c5f,c8583ade1f63f031 X-Google-Attributes: gid100c5f,public X-Google-Thread: faa64,c8583ade1f63f031 X-Google-Attributes: gidfaa64,public X-Google-Thread: 100a19,c8583ade1f63f031 X-Google-Attributes: gid100a19,public X-Google-ArrivalTime: 2001-05-29 19:45:15 PST Path: arc1-ca.pugleaf.net!archiver1.google.com!newsfeed.google.com!newsfeed.stanford.edu!news-spur1.maxwell.syr.edu!news.maxwell.syr.edu!sn-xit-03!sn-post-01!supernews.com!corp.supernews.com!not-for-mail From: Dave Uhring <dmuhring@my-deja.com> Newsgroups: alt.linux,alt.os.linux,be.comp.os.linux,comp.os.linux.development.apps,comp.os.linux.portable Subject: Re: POSIX threads & Linux, priorities doesn't seem to work. Followup-To: alt.linux Date: Tue, 29 May 2001 21:44:33 -0500 Organization: Posted via Supernews, http://www.supernews.com Message-ID: <th8nkhrvegvce6@corp.supernews.com> References: <9f0juc$mke$1@front2m.grolier.fr> User-Agent: KNode/0.4 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7Bit X-Complaints-To: newsabuse@supernews.com Lines: 23