From nobody Thu Sep 8 17:21:26 2022 X-Original-To: hackers@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 4MNmBJ74hXz4cXPm for ; Thu, 8 Sep 2022 17:21:28 +0000 (UTC) (envelope-from grarpamp@gmail.com) Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) (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 4MNmBJ40hmz3bZR for ; Thu, 8 Sep 2022 17:21:28 +0000 (UTC) (envelope-from grarpamp@gmail.com) Received: by mail-pl1-x630.google.com with SMTP id v1so5223495plo.9 for ; Thu, 08 Sep 2022 10:21:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:message-id:date:from:references:in-reply-to:mime-version :from:to:cc:subject:date; bh=nKhhd5bWKQm6WqmmrvhauAaDOdaKNYW/HK8p1MN6Hjo=; b=SYUV8Guh9D+NKyln16+epJZtSg66HLse94hUQGNxYqbOAAFfqnBL2IzV+Y8FHS+YuB rz2LDTf+xy7WYZKVLShbqNpcXnhGHnEtV8OgwtksNs17mRtIteVqmHAkipKm/gMoqUl1 RNbOK+TjNm2nQ4/+jNBdpfqF377PXnbZFc4So0s0SZU2S9vmtvJJ+E0Pildw755IJUa2 bWu5BjViI09HT7Ey/xupDetp8odybxKe3hctvfi08BtYywnZy00dQZaq+xT8FlRN//nA /aory+VmRtnBcqgLGRc3yUaNEROVPeynbChjexX4QDmk+5NWVSmMXiW86xsVisFg7KC6 /3ug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:message-id:date:from:references:in-reply-to:mime-version :x-gm-message-state:from:to:cc:subject:date; bh=nKhhd5bWKQm6WqmmrvhauAaDOdaKNYW/HK8p1MN6Hjo=; b=4qk+ah3Z7d/vRnkQJif85aUTMv7QQPJ7u1VlB5FA6tWBqu8jN13WUBQN2u7hQcVKhR 4yZbDziK+VL53hkhrfNfUXyCeb1unywXRB0H6fpzx92shcyLCbzGdsdUcr5D21X6qAcE cXfsU6vLCtp9wHnRUteJLqEpeQKqnKMOSsS/NpuaFfVjBKBZNOM7PKKCvSRl/AMFRtHk jN/HSaAbHmyMSNHr+GqEb5YdfZ16oxmGByl3Huej0h9sppzGa88stgOYYJd232r7ejPQ RKq9d4jNqMjCcmcRQgjrcxALWtV8v5TgAtVj8Ja/z6eCwcF5LzmXh/kY6ziwk6e9z/lZ qiwA== X-Gm-Message-State: ACgBeo2aQijqfVcOOGo147ctVBLnP7mSWlGv7B6h2EdKV/iBy4l8m1FC KvmmpDOUU9rSM45mXf5Da7DFZ2PvO06JrhQcgzBu4Ojhj42Ck5kS X-Google-Smtp-Source: AA6agR6sINIb5rGYnVpfmJDaNunUOs4c2G1fKWc5Ms05vyfc3fTtTV/fdJFLBuXO34zH0dDcrTlNaeP4d2ItCGfXXOU= X-Received: by 2002:a17:902:f782:b0:173:1206:cee0 with SMTP id q2-20020a170902f78200b001731206cee0mr9545520pln.130.1662657687171; Thu, 08 Sep 2022 10:21:27 -0700 (PDT) List-Id: Technical discussions relating to FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-hackers List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-hackers@freebsd.org MIME-Version: 1.0 Received: by 2002:a17:902:ccc9:b0:175:41cd:2693 with HTTP; Thu, 8 Sep 2022 10:21:26 -0700 (PDT) In-Reply-To: References: From: grarpamp Date: Thu, 8 Sep 2022 13:21:26 -0400 Message-ID: Subject: Re: [summary] Re: Reasonable/sane limits for kern.msgbufsize? To: hackers@freebsd.org Content-Type: text/plain; charset="UTF-8" X-Rspamd-Queue-Id: 4MNmBJ40hmz3bZR X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20210112 header.b=SYUV8Guh; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of grarpamp@gmail.com designates 2607:f8b0:4864:20::630 as permitted sender) smtp.mailfrom=grarpamp@gmail.com X-Spamd-Result: default: False [-2.78 / 15.00]; SUBJECT_ENDS_QUESTION(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-0.99)[-0.986]; NEURAL_HAM_SHORT(-0.79)[-0.791]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20210112]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36:c]; MIME_GOOD(-0.10)[text/plain]; RCPT_COUNT_ONE(0.00)[1]; ARC_NA(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[hackers@freebsd.org]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FREEMAIL_ENVFROM(0.00)[gmail.com]; RCVD_COUNT_THREE(0.00)[3]; TO_DN_NONE(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; RCVD_IN_DNSWL_NONE(0.00)[2607:f8b0:4864:20::630:from]; MID_RHS_MATCH_FROMTLD(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_LAST(0.00)[]; MLMMJ_DEST(0.00)[hackers@freebsd.org] X-ThisMailContainsUnwantedMimeParts: N > sane limits for kern.msgbufsize > ... > /var/run/dmesg.boot gets the full boot log, even for a verbose A sane default might exist where users can stuff their boxes and kernels full of hardware (drives, GPU's, USB's, CPU cores, LINT, etc) and have the entire verbose boot through login still available in the buffer. Default at times past may not have even supported verbose LINT w/no hw.