From owner-freebsd-threads@FreeBSD.ORG Fri Sep 1 19:07:39 2006 Return-Path: X-Original-To: freebsd-threads@freebsd.org Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id E8C3C16A4DA; Fri, 1 Sep 2006 19:07:39 +0000 (UTC) (envelope-from vovk@km.ua) Received: from fido.km.ua (fido.km.ua [195.46.36.2]) by mx1.FreeBSD.org (Postfix) with ESMTP id 1B84343D58; Fri, 1 Sep 2006 19:07:38 +0000 (GMT) (envelope-from vovk@km.ua) Received: from [10.0.0.8] (id.km.ua [195.46.36.18]) (authenticated bits=0) by fido.km.ua (8.13.6/8.13.6/add-fido.auth) with ESMTP id k81J7SjH026337; Fri, 1 Sep 2006 22:07:29 +0300 (EEST) (envelope-from vovk@km.ua) Date: Fri, 1 Sep 2006 22:07:57 +0300 From: Vyacheslav Vovk X-Mailer: The Bat! (v3.81.06 Beta) Professional X-Priority: 3 (Normal) Message-ID: <1154543100.20060901220757@km.ua> To: Julian Elischer In-Reply-To: <44F85F63.5020508@elischer.org> References: <200609011716.30749.vovk@km.ua> <44F85F63.5020508@elischer.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Virus-Scanned: by amavisd-new Cc: freebsd-stable@freebsd.org, freebsd-threads@freebsd.org Subject: Re[2]: panic: vm_thread_new: kstack allocation failed X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Vyacheslav Vovk List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Sep 2006 19:07:40 -0000 Hello Julian, Friday, September 1, 2006, 7:27:15 PM, you wrote: > Vyacheslav Vovk wrote: > can you see how many threads thre are in the system? > I think you will have to extract this information frome the zone allocator. how to do it practically? > I just realised there is no effective limit on kernel threads in the system. > probably one could cause this with a fork bomb appoach using forks and > thread creation. what can be staying in this fork bomb? -- wbr, slava [vovk-uanic]