From owner-freebsd-stable@FreeBSD.ORG Fri Nov 14 02:49:19 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3232C1065673 for ; Fri, 14 Nov 2008 02:49:19 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: from rv-out-0506.google.com (rv-out-0506.google.com [209.85.198.232]) by mx1.freebsd.org (Postfix) with ESMTP id F03B38FC0A for ; Fri, 14 Nov 2008 02:49:18 +0000 (UTC) (envelope-from mat.macy@gmail.com) Received: by rv-out-0506.google.com with SMTP id b25so1125707rvf.43 for ; Thu, 13 Nov 2008 18:49:18 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:sender :to:subject:cc:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references :x-google-sender-auth; bh=etWlOhOlwxO4zsUqj64qiZ58lBLKIZypjrx/XGVT3iw=; b=UMJ71eUVlXSIZI5DcM1iMRiM73CYIZK7wXztCsBRKneBWZnb+rgCF6lTalzGaiCtIN /Ej01o4NyQVqDYEJd9qWgkYX72wivc9iZYUj7G22zXcOpRJkIglUzQbSskTWuogSy030 s4P3x5vuykq0nqyZtgniT0WFdpnVddSVwuFy4= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:sender:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references:x-google-sender-auth; b=c5wrBD+4aYDGVdhSbM/obC6v9Rd1p6KuwFdwPqGcpCyk7jQG0ezDcTTP87hle0NHN8 4vR+36Qc1QTS+bF7/4hDQ9OKRkN1EkTVacl4ZNtI/t6gai5Fxt+rk4b7zaHYInGFAOsL AQQtoVhyhi2LR48OBc988feCDOmPJ3sRUmV/Q= Received: by 10.141.87.13 with SMTP id p13mr233950rvl.81.1226629177538; Thu, 13 Nov 2008 18:19:37 -0800 (PST) Received: by 10.141.101.21 with HTTP; Thu, 13 Nov 2008 18:19:37 -0800 (PST) Message-ID: <3c1674c90811131819s199c836av33e51ebe131c1dcd@mail.gmail.com> Date: Fri, 14 Nov 2008 02:19:37 +0000 From: "Kip Macy" Sender: mat.macy@gmail.com To: "Bruce Simpson" In-Reply-To: <491C9E11.7040703@incunabulum.net> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <491C9E11.7040703@incunabulum.net> X-Google-Sender-Auth: 0f00b8d213c82eb0 Cc: freebsd-stable@freebsd.org Subject: Re: kern.ipc.maxpipekva exceeded; see tuning(7) X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 14 Nov 2008 02:49:19 -0000 I don't know off hand how you could end up with that many pipes. Nonetheless, sys_pipe.c has a good explanation of what that does and how pipe sizing works. -Kip On Thu, Nov 13, 2008 at 9:37 PM, Bruce Simpson wrote: > I just got lots and lots of this: > kern.ipc.maxpipekva exceeded; see tuning(7) > > However, tuning(7) on my system has no information about this tunable > whatsoever. > > anglepoise:~ % uname -a > FreeBSD anglepoise.lon.incunabulum.net 7.1-PRERELEASE FreeBSD 7.1-PRERELEASE > #3: Tue Nov 4 15:40:44 GMT 2008 > root@anglepoise.lon.incunabulum.net:/home/obj/usr/src/sys/ANGLEPOISE7 amd64 > anglepoise:~ % sysctl kern.ipc.maxpipekva > kern.ipc.maxpipekva: 20971520 > > I was running a couple of copies of "synergys" at the time. After killing > them, all seems fine, however this was causing most binaries on the system > to error out with ENOMEM. > > Any ideas? > BMS > > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > -- If we desire respect for the law, we must first make the law respectable. - Louis D. Brandeis