From owner-freebsd-hackers@freebsd.org Sat Dec 8 14:27:45 2018 Return-Path: Delivered-To: freebsd-hackers@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D8AAA131823B; Sat, 8 Dec 2018 14:27:44 +0000 (UTC) (envelope-from mjguzik@gmail.com) Received: from mail-qk1-x72e.google.com (mail-qk1-x72e.google.com [IPv6:2607:f8b0:4864:20::72e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 3BCB8800DB; Sat, 8 Dec 2018 14:27:44 +0000 (UTC) (envelope-from mjguzik@gmail.com) Received: by mail-qk1-x72e.google.com with SMTP id o125so4162243qkf.3; Sat, 08 Dec 2018 06:27:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=SXVkYFTKE6IlooEgY4mKxhD50MOe2W1JgxcCurXnH4s=; b=sWGZTVlTyL0qwIasH77VweimA8/Da3f2vglEi9TESAIqtSpyYMLHiOwsnm6oDhrzwK dfc2ngj0NxN3U4UFPe9g26PGMywLEe5RWgyfBrKXMiJJGsD1jgsR17uzrtV2vSMipHBl 7VAdH6kk/sSziGHvRTPktoHkyz9owkSYqPX/hFcV8MyrkXZjVwOWG3MIPO4PDryTItKY jw7Dx2OInXkh7S39EAhRiQO+YNgFF6Oz65tEioqawZVLZ5KyuRlxQPjUWV8F+0aOO74L 10NhZOAYKBuSAu+j0u+O2UwCUE0v3bylJ61xyr+on5MlC3Gn536DzFM1jI4VNQEjU0Bd PyUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=SXVkYFTKE6IlooEgY4mKxhD50MOe2W1JgxcCurXnH4s=; b=oeIArEft/TR/16i35T4aO+GEtBoqyl/DjVlBK6kML4KufBUHbTZM4e62yXYxmGHcO+ fi1mlqefJfc9tOtVKQlPz300rLPsA/Ko+VSCPpMWnjFauzzpr5UDaNVUm88qtLeYDcT8 y0TD7bRe08sJxhHHi3atihdVLHFx+YCsGNybk5RIHPNSPkEewLiOxqdXHTGMjYYj3Ez0 DLpSzt+DuNxE2DZbRPMpPGOvjY1KSgUQVdIjltUj6kNWxoAgkKwjC23ffTPkna6INNbo qR3XfMfsTPEwmTWB/YUetuZTBpFeOsYYpLKem1Ao3KggbTc80RdTrLiyfKjVw+oPqdV/ jBjQ== X-Gm-Message-State: AA+aEWbkj+7R3H8nPTWVuX7kW4/x2hmUaDpe/spRdXIaNtOt9KpVvrbV MBz3UR69o5Kj7umk7yy2twd3Byd/+KsAbGfYD+FcNQ== X-Google-Smtp-Source: AFSGD/WEmW1P7NKjieHMKarlTpQdlenq7nW9/t3stiADg7tOWxxEKHWVuVf3jK5t1zMiUYBMA/oWlciYYsQ2X8l8boM= X-Received: by 2002:a37:a1c1:: with SMTP id k184mr5216657qke.166.1544279263648; Sat, 08 Dec 2018 06:27:43 -0800 (PST) MIME-Version: 1.0 Received: by 2002:ac8:784:0:0:0:0:0 with HTTP; Sat, 8 Dec 2018 06:27:42 -0800 (PST) In-Reply-To: <1034207210.20181208172042@serebryakov.spb.ru> References: <902729965.20181208141303@serebryakov.spb.ru> <1034207210.20181208172042@serebryakov.spb.ru> From: Mateusz Guzik Date: Sat, 8 Dec 2018 15:27:42 +0100 Message-ID: Subject: Re: Painfully slow compilation (read: "make buildworld buildkernel") on not-so-weak system To: lev@freebsd.org Cc: freebsd-hackers@freebsd.org, freebsd-current@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 3BCB8800DB X-Spamd-Result: default: False [-6.26 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; RCVD_IN_DNSWL_NONE(0.00)[e.2.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; NEURAL_HAM_SHORT(-0.95)[-0.953,0]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; IP_SCORE(-2.30)[ip: (-8.61), ipnet: 2607:f8b0::/32(-1.48), asn: 15169(-1.30), country: US(-0.09)] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 08 Dec 2018 14:27:45 -0000 On 12/8/18, Lev Serebryakov wrote: > Hello Lev, > > Saturday, December 8, 2018, 2:13:03 PM, you wrote: > > >> Even when build is single-job, system becomes unresponsive. With >> 4-job build running it could takes up to minute to switch screen's >> windows! > And even with 1-job kernel build upsmon's connection to remote upsd > flickers! Unbelievable. > > Looks like each next compiler invocation is slower and more stressful than > previous one. > Is this a fresh install? Can you please narrow the problem down to a specific kernel revision? Most importantly, does this show up with a 12.0 kernel? I'm running one amd box and a number of intel boxes with various cpus, no issues. -- Mateusz Guzik