From nobody Sat Sep 02 13:32:32 2023 X-Original-To: freebsd-current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4RdG6b3Xvbz4sDSH for ; Sat, 2 Sep 2023 13:32:39 +0000 (UTC) (envelope-from grahamperrin@gmail.com) Received: from mail-ej1-x62d.google.com (mail-ej1-x62d.google.com [IPv6:2a00:1450:4864:20::62d]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RdG6Z75kWz3Lqw for ; Sat, 2 Sep 2023 13:32:38 +0000 (UTC) (envelope-from grahamperrin@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-ej1-x62d.google.com with SMTP id a640c23a62f3a-99c1d03e124so2094966b.2 for ; Sat, 02 Sep 2023 06:32:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693661555; x=1694266355; darn=freebsd.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=RVLlkYU68a/L+bfk7Ryd+hPf5O8tfkqOyLdz9gn6Kes=; b=P0HhlbNqMVHhZxFwgLGT3u8bxLwLKg17O079Jypc+2cLpGS//M/Wkscvwik4JVLm7S yJG4/UHuOo9dLcKszvJXnuDQWZBW9697JTjC2TMqqo+40XXsWxfG0bQ55iVSYWH9T2dx jMsoWnqx6vL5OcW3EAOFzm0HUkXoD9czXjCszXyD/vZJscXSbvBmiIB/iXCvLGGr1zQt kkwrkYrGcbv7xaZT0tTZe8911gSg4uqfxvMp+F1tcENgdKFvFUDddHFCtaZfPvuX2KNh hxwiNFkeX3dOLI1WKbRIpXFSMiriz+CpUeLdWsXD5RLNJcMpWKtiaoJf3taL4SPwSg1r 0iiw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693661555; x=1694266355; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=RVLlkYU68a/L+bfk7Ryd+hPf5O8tfkqOyLdz9gn6Kes=; b=KRa5tArhloQnnTnWC9t+Ww6QAIRIv7BRo6VfP+xmI+77AYh1AcOdDx1FU+Qblcn1fr C3yF8CzkzqDgIutcE+Ee+gCFpbyxrh0GafWtLh2L7nVJk8SvN+rzsQLiMQNj2aRHT0aC hIHpoaWpuZPVlNilWtE5yBwJl06sCm06mxs84LpPWqHIKPxgx5hFjmWx94vxlrNfMKHw 85L23ylGjXWPgAK+eWbLiwL8ORsXGndhvMlji7FPQbyAgMfEFit8eUVlT2KqqsxEMJMw pcgib9UGaZvyUAVHmiiRw6YR/skQHjivUerAeu1+2N+zKpmoNJRK+jRFuVbRsTkZatQi q/Fw== X-Gm-Message-State: AOJu0YzsY+vXtIeKGL5vsyQ+L/kfLJsSKiXLlxeGTN0BrS+MdenPrAj/ enMeE+eXK6oSHvefi15NFiK+ZPYE8LE= X-Google-Smtp-Source: AGHT+IFYEWDuqiu94YpQsIhBmvICtJl6kD4I5vKVFmxfQkYTq4v/6KVqJDpOE1ResOrqoYMenaG3ag== X-Received: by 2002:a17:907:a07c:b0:99d:fab5:e888 with SMTP id ia28-20020a170907a07c00b0099dfab5e888mr3581426ejc.34.1693661554706; Sat, 02 Sep 2023 06:32:34 -0700 (PDT) Received: from [192.168.1.10] (80-42-66-93.dynamic.dsl.as9105.com. [80.42.66.93]) by smtp.gmail.com with ESMTPSA id f8-20020a1709067f8800b009a1a5a7ebacsm3344546ejr.201.2023.09.02.06.32.33 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 02 Sep 2023 06:32:34 -0700 (PDT) Message-ID: <173a8519-a5e4-09f7-b315-c3e706ef1598@gmail.com> Date: Sat, 2 Sep 2023 14:32:32 +0100 List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: kernel 100% CPU, and ports-mgmt/poudriere-devel 'Inspecting ports tree for modifications to git checkout...' for an extraordinarily long time Content-Language: en-US To: FreeBSD-CURRENT Cc: Mateusz Guzik References: <95e9f65b-58c4-ef3a-a5d1-b794179e4252@gmail.com> From: Graham Perrin In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US] X-Rspamd-Queue-Id: 4RdG6Z75kWz3Lqw On 02/09/2023 10:17, Mateusz Guzik wrote: > On 9/2/23, Graham Perrin wrote: >> Some inspections are extraordinarily time-consuming. Others complete >> very quickly, as they should. >> >> One recent inspection took more than half an hour. >> >> Anyone else? >> >> A screenshot: >> >> % pkg iinfo poudriere-devel >> poudriere-devel-3.3.99.20220831 >> % uname -aKU >> FreeBSD mowa219-gjp4-8570p-freebsd 15.0-CURRENT FreeBSD 15.0-CURRENT >> amd64 1500000 #10 main-n265053-315ee00fa961-dirty: Mon Aug 28 06:22:31 >> BST 2023 >> grahamperrin@mowa219-gjp4-8570p-freebsd:/usr/obj/usr/src/amd64.amd64/sys/GENERIC-NODEBUG >> >> amd64 1500000 1500000 >> % >> >> >> > get a flamegraph with dtrace > > https://github.com/brendangregg/FlameGraph > Thanks! See for a PDF of a reply that probably did not reach the list.