From owner-freebsd-arm@freebsd.org Fri Mar 19 19:50:14 2021 Return-Path: Delivered-To: freebsd-arm@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 0DEE35A86EE for ; Fri, 19 Mar 2021 19:50:14 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (www.zefox.net [50.1.20.27]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "www.zefox.com", Issuer "www.zefox.com" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4F2DyF14zDz3n2M for ; Fri, 19 Mar 2021 19:50:12 +0000 (UTC) (envelope-from fbsd@www.zefox.net) Received: from www.zefox.net (localhost [127.0.0.1]) by www.zefox.net (8.16.1/8.15.2) with ESMTPS id 12JJoJek039924 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Fri, 19 Mar 2021 12:50:20 -0700 (PDT) (envelope-from fbsd@www.zefox.net) Received: (from fbsd@localhost) by www.zefox.net (8.16.1/8.15.2/Submit) id 12JJoJYc039923; Fri, 19 Mar 2021 12:50:19 -0700 (PDT) (envelope-from fbsd) Date: Fri, 19 Mar 2021 12:50:19 -0700 From: bob prohaska To: Klaus K??chemann Cc: freebsd-arm@freebsd.org Subject: Re: RPI4 clock speeds and serial port ( temperatures idle and -j4 buildworld buildkernel ) Message-ID: <20210319195019.GA39087@www.zefox.net> References: <20210318170053.GA26688@www.zefox.net> <9FFA0A51-C0B7-4121-95CA-B98669809007@yahoo.com> <81AC0353-258C-41C3-86B1-C133E33D97E3@yahoo.com> <20210319174359.GA38899@www.zefox.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: 4F2DyF14zDz3n2M X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of fbsd@www.zefox.net has no SPF policy when checking 50.1.20.27) smtp.mailfrom=fbsd@www.zefox.net X-Spamd-Result: default: False [-1.10 / 15.00]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[]; WWW_DOT_DOMAIN(0.50)[]; MID_RHS_MATCH_FROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[zefox.net]; RBL_DBL_DONT_QUERY_IPS(0.00)[50.1.20.27:from]; AUTH_NA(1.00)[]; SPAMHAUS_ZRD(0.00)[50.1.20.27:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_HAM_SHORT(-1.00)[-1.000]; RCPT_COUNT_TWO(0.00)[2]; R_SPF_NA(0.00)[no SPF record]; FREEMAIL_TO(0.00)[googlemail.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:7065, ipnet:50.1.16.0/20, country:US]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[freebsd-arm]; MID_RHS_WWW(0.50)[] X-BeenThere: freebsd-arm@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Porting FreeBSD to ARM processors List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 19 Mar 2021 19:50:14 -0000 On Fri, Mar 19, 2021 at 08:07:36PM +0100, Klaus K??chemann wrote: > > > > Am 19.03.2021 um 18:43 schrieb bob prohaska : > > > > > > So my figures (~17 hours) seem reasonable for a default clocking. > > I thought maybe I'd done something wrong. > > > 17 hours sounds too long, you can simply enable ???powerd??? in rc.conf for automatically > scaling from idle 600 to max. 1500 (non overclocked). > So, when you hit make -j4 xyz, you will see all cpus running @~100% and > Powerd will then automatically set the clock speed to 1500 on all 4. > I've enabled powerd and rebooted, console messages report that powerd started with no explicit errors. A -j4 buildworld is running now. Should I expect to see powerd mess up the default mini-uart serial console? So far, it hasn't with top reporting less than 1% idle. That's confusing.... Thanks for writing! bob prohaska