From owner-freebsd-current@FreeBSD.ORG Wed Feb 5 09:04:53 2014 Return-Path: Delivered-To: freebsd-current@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 627E8D74; Wed, 5 Feb 2014 09:04:53 +0000 (UTC) Received: from hell.ukr.net (hell.ukr.net [212.42.67.68]) (using TLSv1.2 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 1C585114F; Wed, 5 Feb 2014 09:04:52 +0000 (UTC) Received: from satan by hell.ukr.net with local ID 1WAyPZ-0007A6-7G ; Wed, 05 Feb 2014 11:04:49 +0200 Date: Wed, 5 Feb 2014 11:04:49 +0200 From: Vitalij Satanivskij To: Andriy Gapon Subject: Re: ARC "pressured out", how to control/stabilize ? (reformatted to text/plain) Message-ID: <20140205090449.GA9341@hell.ukr.net> References: <20140115102837.GA98983@hell.ukr.net> <52D66DB6.7030807@FreeBSD.org> <1390900795.258244476.v35k1338@frv45.ukr.net> <52EA3459.3070300@FreeBSD.org> <1391083826.948700370.cmzf8475@frv45.ukr.net> <20140131182637.GA82526@hell.ukr.net> <20140204100823.GA95709@hell.ukr.net> <52F0F687.6050307@FreeBSD.org> <20140204171040.GA82996@hell.ukr.net> <52F12210.10604@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <52F12210.10604@FreeBSD.org> User-Agent: Mutt/1.5.22 (2013-10-16) Cc: Vitalij Satanivskij , Current FreeBSD , Vladimir Sharun X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Feb 2014 09:04:53 -0000 Dear Andriy and FreeBSD community, Andriy Gapon wrote: AG> on 04/02/2014 19:10 Vitalij Satanivskij said the following: AG> > Dear Andriy and FreeBSD community, AG> > AG> > I'm aply patch and ofter few minutes of work get new panic AG> > AG> > screen shot on picture. AG> > AG> > http://i59.tinypic.com/sfctvc.jpg AG> AG> Does this happen too early to get a crashdump? AG> Do you have a chance to attach with remote kgdb? How I reproduce crash - simply attach cache device (zpool add pool cache /dev/gpt/cache0 ) and run ls -R -la /pool I repeat eksperimet and try to get core. About kgdb - server on which we test path is no very critical so I can connect via remove ipmi (acceptibly from local network) and run some comands at any time and of course I try to get kernel core dump