From nobody Sun Sep 03 13:50:57 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 4RdtTM6FtJz4rbgX for ; Sun, 3 Sep 2023 13:51:03 +0000 (UTC) (envelope-from grahamperrin@gmail.com) Received: from mail-ej1-x62f.google.com (mail-ej1-x62f.google.com [IPv6:2a00:1450:4864:20::62f]) (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 4RdtTM0r7Tz3fVy; Sun, 3 Sep 2023 13:51:03 +0000 (UTC) (envelope-from grahamperrin@gmail.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-ej1-x62f.google.com with SMTP id a640c23a62f3a-99bf1f632b8so98588866b.1; Sun, 03 Sep 2023 06:51:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1693749060; x=1694353860; 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=yIiH7TWstI3FA8hJirGKCUFvbBfKOKCQsJ66pm4U/ts=; b=ZsXTRifeEKY8lj7kwnEKExh2LMNZFqjVMjEk1m0Lkpv+ySX0rIQufQzkIt+6wvCRgI TNqQVrDxxmLRssPN5dV7v5S8xYKgqEoQfzjJ4FqePKPxMW+t/brsUbJDdCfNmKVSQPHX 49KMKl56VB/ixQujR9OIR25jAvAdkpaxnkh4eTsKQMlOU8Z8t7PJMlK0md5jy4KorX10 smEvOLahzUGHDt6DDe1b5HW+dptxljpmWS/P4+OgEjvsLFx3H+0OtU0f5T5RbXmOHXvX hy9tz82qKBgeqMJ0aAN1Jy4rWIKn1Rj4lZvOScqfr5NuJTGq7sXQD5sM3UaaJJDGcHKa mkSQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1693749060; x=1694353860; 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=yIiH7TWstI3FA8hJirGKCUFvbBfKOKCQsJ66pm4U/ts=; b=LZOT1GZxWiTc47eh+ScRBtQUFLGIaB31O+fcuAwXCs+iD3vH+kGfF9mM5n7SROdCnD W21iLJK4kgCtAY3wpDCjRmGdU9pqR5kskE+XdjDHVL/7D3e6ifQzGxj7egGImW4X8YW7 g2RpSaqC3AajLBLepEHDiB4Wd9lJPLLm3wc/DUiUasgpK9V0nIavylP66nEQr3N8EKt5 hYu+yzFTeI78BGeZpC1CTC1JDOej/j38PpQMv3+8NpbQvlE1e0VMm6NswFc+0k8+ITYY Jv4GuwTVbo7RO1/nmVgtLmvwjxYDS7ZeoPF7moWEkFejW5WEChJhEicUwE53ymbjBbs6 oljA== X-Gm-Message-State: AOJu0Yw+gIIT++yVnkZoAzx9qsgJAG0Ft/nJ/35b1DrMvQrq/AsxrsIV YPWBo99MJ4GjCgQbk14icWQCHGjSPUkG6g== X-Google-Smtp-Source: AGHT+IGeB8fXkHObZc121eYsFukRARylr9NTIvfjknKRIfgTbyDUgl380bRvnJ9UZGR/nF+1F2PD0g== X-Received: by 2002:a17:906:27c8:b0:9a5:bd92:48f with SMTP id k8-20020a17090627c800b009a5bd92048fmr4826267ejc.77.1693749059876; Sun, 03 Sep 2023 06:50:59 -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 e7-20020a170906248700b0099cc15f09a0sm4777949ejb.55.2023.09.03.06.50.58 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 03 Sep 2023 06:50:58 -0700 (PDT) Message-ID: Date: Sun, 3 Sep 2023 14:50:57 +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 Content-Language: en-US To: Juraj Lutter , Mateusz Guzik Cc: FreeBSD-CURRENT References: <95e9f65b-58c4-ef3a-a5d1-b794179e4252@gmail.com> <79114b6f-9fe1-2e76-55be-a27cf8c178bf@gmail.com> <79A8D994-65F0-4E5C-9713-8A1B6122DB00@FreeBSD.org> From: Graham Perrin In-Reply-To: <79A8D994-65F0-4E5C-9713-8A1B6122DB00@FreeBSD.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit 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: 4RdtTM0r7Tz3fVy On 03/09/2023 09:01, Juraj Lutter wrote: > … The script mjg@ provided is not a shell script. > > The script filename is “script.d” where you should put the > above-mentioned DTrace script (without the "dtrace -s script.d -o out” line). Thanks, I guess that I'm still doing something wrong: root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeBSD/kernel-cpu # time dtrace -s script.d -o /tmp/out dtrace: script 'script.d' matched 4 probes ^C0.246u 4.049s 27:25.70 0.2%   14+91k 261+0io 274pf+0w root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeBSD/kernel-cpu # cat /tmp/out CPU     ID                    FUNCTION:NAME   3      2                             :END root@mowa219-gjp4-8570p-freebsd:/home/grahamperrin/Documents/IT/BSD/FreeBSD/kernel-cpu #