From nobody Sat Sep 2 09:17:48 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 4Rd8Sb5d0Jz4rJ6V for ; Sat, 2 Sep 2023 09:17:51 +0000 (UTC) (envelope-from mjguzik@gmail.com) Received: from mail-oo1-xc35.google.com (mail-oo1-xc35.google.com [IPv6:2607:f8b0:4864:20::c35]) (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 4Rd8SZ6JJ6z3gLh for ; Sat, 2 Sep 2023 09:17:50 +0000 (UTC) (envelope-from mjguzik@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-oo1-xc35.google.com with SMTP id 006d021491bc7-573429f5874so1610734eaf.0 for ; Sat, 02 Sep 2023 02:17:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693646269; x=1694251069; darn=freebsd.org; h=cc:to:subject:message-id:date:from:references:in-reply-to :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=iPilrNMnTEkKe1La2okUdVmWT7kIEoNQQXhW3YVrB+o=; b=EfkBP8P3AYJVYSdqjywNsfwpngN0ZEgfG7dwuFwKs7glZL7YW7d8SEJgnSHTNT9C1Q VEfvL0tSfGP4m1bUKyKoZZErFud2Xp4jQOZDWKrR46HG8TtS9Sx5lWw5Z3T3TVkkVhJd ZzBvthvrxb+rtFieSWMvawgxBrVuorYBx3kNoy1V+y+QRciqFnSPLQYscONay/8mXN6w RThpg2vrcOgW27HeaAsijQsQDmCceEtrqpCr3p3aoFHv/qmah2stcc6jrEP/KtnJXfvs SDGWrzYKqXluzoKYrcy5lpr1xN4Dk5niQdAVyEES57QSvtroiJVzWJAxJkFT6kEVSe/q 8bIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693646269; x=1694251069; h=cc:to:subject:message-id:date:from:references:in-reply-to :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=iPilrNMnTEkKe1La2okUdVmWT7kIEoNQQXhW3YVrB+o=; b=ek5/frYTHYcjibt4PXC6/cNqOIlk8g0U+zGK9zEFUXdT38gPXxIOv749wFD/rCBT9o tMv1b7/gEpapFbDPtNyEAytEdO224QQTAI0JpmSlji8+56agUEV+rgAKTPAh9JyICPD3 Nvjn+I2KtMFg9X+QkVqm5G6AJp/MCdRwlZYtasscc7TeJwG7s6LDqgn930LamHmDDt5S ULfyw4ArZI/xckvWJF3H9c3roBcU7SmYUzeEK6SEfFIDd5UCnEZnJ/ivvbhK+Gyh3SQy COxsi4v+3TDYmLAIiivgMhVXIK4YUscYvOLi81T41jf75DPZhokOpQJPQSSbTue/blY/ uKLA== X-Gm-Message-State: AOJu0YyPFlRNs1eMLX9fUfs4f3OTOQ0cFkA5LgOIRT7ir1HwTJyyPm75 H7ktMBriH197CB/CVqmsbmlv5Bibudd29N/XNXA= X-Google-Smtp-Source: AGHT+IFR6FrqVEojIR5NdPq7B3GvlAuYlvYaqFxFVlkKp/LhdmPWDNACJc1GQFkdrNs9FajSagg26GtZoOmPEdEPTP8= X-Received: by 2002:a4a:db93:0:b0:571:2c9c:12ec with SMTP id s19-20020a4adb93000000b005712c9c12ecmr3636746oou.2.1693646268944; Sat, 02 Sep 2023 02:17:48 -0700 (PDT) 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 Received: by 2002:a8a:60c:0:b0:4f0:1250:dd51 with HTTP; Sat, 2 Sep 2023 02:17:48 -0700 (PDT) In-Reply-To: <95e9f65b-58c4-ef3a-a5d1-b794179e4252@gmail.com> References: <95e9f65b-58c4-ef3a-a5d1-b794179e4252@gmail.com> From: Mateusz Guzik Date: Sat, 2 Sep 2023 11:17:48 +0200 Message-ID: Subject: Re: kernel 100% CPU, and ports-mgmt/poudriere-devel 'Inspecting ports tree for modifications to git checkout...' for an extraordinarily long time To: Graham Perrin Cc: FreeBSD-CURRENT Content-Type: text/plain; charset="UTF-8" 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:2607:f8b0::/32, country:US] X-Rspamd-Queue-Id: 4Rd8SZ6JJ6z3gLh 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 -- Mateusz Guzik