From owner-freebsd-ports@freebsd.org Wed Jul 8 03:47:08 2020 Return-Path: Delivered-To: freebsd-ports@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 32E2335504C for ; Wed, 8 Jul 2020 03:47:08 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (www.zefox.net [50.1.20.27]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "www.zefox.com", Issuer "www.zefox.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4B1lcB0zTKz4S1Y for ; Wed, 8 Jul 2020 03:47:05 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (localhost [127.0.0.1]) by www.zefox.net (8.15.2/8.15.2) with ESMTPS id 0683l4Kb050526 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO) for ; Tue, 7 Jul 2020 20:47:04 -0700 (PDT) (envelope-from fbsd@www.zefox.net) Received: (from fbsd@localhost) by www.zefox.net (8.15.2/8.15.2/Submit) id 0683l4Wm050525 for freebsd-ports@freebsd.org; Tue, 7 Jul 2020 20:47:04 -0700 (PDT) (envelope-from fbsd) Date: Tue, 7 Jul 2020 20:47:03 -0700 From: bob prohaska To: freebsd-ports@freebsd.org Subject: Gracefully killing and restarting a port build.... Message-ID: <20200708034703.GA50491@www.zefox.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Queue-Id: 4B1lcB0zTKz4S1Y X-Spamd-Bar: +++ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of fbsd@www.zefox.net has no SPF policy when checking 50.1.20.27) smtp.mailfrom=fbsd@www.zefox.net X-Spamd-Result: default: False [3.98 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; WWW_DOT_DOMAIN(0.50)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_SPAM_SHORT(0.83)[0.826]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-ports@freebsd.org]; TO_DN_NONE(0.00)[]; AUTH_NA(1.00)[]; RCPT_COUNT_ONE(0.00)[1]; NEURAL_SPAM_MEDIUM(0.78)[0.779]; DMARC_NA(0.00)[zefox.net]; NEURAL_SPAM_LONG(0.48)[0.477]; R_SPF_NA(0.00)[no SPF record]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:7065, ipnet:50.1.16.0/20, country:US]; RCVD_COUNT_TWO(0.00)[2]; MID_RHS_WWW(0.50)[] X-BeenThere: freebsd-ports@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Porting software to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 08 Jul 2020 03:47:08 -0000 While compiling www/chromium on a Pi3B it has become clear that the default -j4 isn't going to work (yes, I know, ya told me). On the plus side, it hasn't crashed, despite several days of continuous swapping with 1-2GB of swap in use. Kudos to the VM folks. Now I'd like to (gracefully) stop the make and restart it with more sane -j values. -2 seems like a reasonable start. A simple kill aimed at the original make doesn't seem to do anything. Even kill -9 appears to have no effect on the c++ threads, which are still running minutes afterwards. Now it seems rather like I'm stuck: The original is gone, but c++ is still grinding away as if nothing has changed.. Is there a better way to accomplish a clean(ish) stop and restart of a multi-threaded make process? Thanks for reading, apologies if it's a dumb question, bob prohaska