Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 18 Sep 2002 02:30:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 18 Sep 2002 02:30:10 -0400 Received: from relay1.pair.com ([209.68.1.20]:40969 "HELO relay.pair.com") by vger.kernel.org with SMTP id ; Wed, 18 Sep 2002 02:30:09 -0400 X-pair-Authenticated: 24.126.73.164 Message-ID: <3D88208E.8545AAA2@kegel.com> Date: Tue, 17 Sep 2002 23:43:26 -0700 From: Dan Kegel X-Mailer: Mozilla 4.79 [en] (X11; U; Linux 2.4.18-3custom i686) X-Accept-Language: en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Hardware limits on numbers of threads? Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 704 Lines: 16 http://people.redhat.com/drepper/glibcthreads.html says: > Hardware restrictions put hard limits on the number of > threads the kernel can support for each process. > Specifically this applies to IA-32 (and AMD x86_64) where the thread > register is a segment register. The processor architecture > puts an upper limit on the number of segment register values > which can be used (8192 in this case). Is this true? Where does the limit come from? - Dan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/