From nobody Sat Oct 9 14:18:52 2021 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 2324212D9F3B for ; Sat, 9 Oct 2021 14:18:55 +0000 (UTC) (envelope-from felix@palmen-it.de) Received: from stef.palmen-it.de (stef.palmen-it.de [IPv6:2001:470:1f0b:bbb:1::1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4HRRxp41sNz4vVb for ; Sat, 9 Oct 2021 14:18:54 +0000 (UTC) (envelope-from felix@palmen-it.de) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=palmen-it.de; s=20200414; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:To:From:Date:Sender:Reply-To:Cc: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=skDwtCItV1VMV6CnejAPFuCsTg64VpqfKwZuN61iPSg=; b=OYMW2UgKsfe/EkdeLZMtM/4Sjg 0+QgtZRBMeNhinj/rfMMIqJxaAJMiI5qE7OD74UYQBNr8fWPKxXQWx6jQsnnHiZUjO6foo8kHS1O/ JCOeBBCUaF7E3xk1WccS6fLRmxwDIJypdudgtFtPszgR7nulBalf0nEb5TuU4gJO5lCpKfH12pwRe l6q7IFBPou0WIHymktLi5XOexn39omV2SQJZOzlUIBzaUJ6dDDxDwaKLrsMJnPbpJVQWvE1VAJYoZ c0gkPLgBibUByGfSZCX+oJsALdUDPi+RzDrescE96mbFZOisHuxM3roKsW0gPQIUnAz66S7LdsAme yaNcsCTQ==; Received: from [192.168.71.101] (helo=mail.home.palmen-it.de) by stef.palmen-it.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mZDBd-002nEg-C9 for freebsd-current@freebsd.org; Sat, 09 Oct 2021 16:18:53 +0200 Received: from nexus.home.palmen-it.de ([192.168.99.2]) by mail.home.palmen-it.de with esmtpsa (TLS1.3) tls TLS_CHACHA20_POLY1305_SHA256 (Exim 4.94.2 (FreeBSD)) (envelope-from ) id 1mZDBc-000Kh7-V4 for freebsd-current@freebsd.org; Sat, 09 Oct 2021 14:18:53 +0000 Date: Sat, 9 Oct 2021 16:18:52 +0200 From: Felix Palmen To: freebsd-current@freebsd.org Subject: Re: Writing large build logs to NFS extremely slow? Message-ID: <20211009141852.3cmjh7tysnehum7b@nexus.home.palmen-it.de> Mail-Followup-To: freebsd-current@freebsd.org X-Face: /1K@t"h.}e~pR@]c7HorQ!T`F^RJCa'BCr#e>IKA{>C/9OTGB4|xh"y2{?1Z5M i2w"AH^pN_LlHR^{+f',_Np~;.B;!M/bL}*qk]p5*r7F5vW};{:@4u5S?T&f0$7BJ-71Q5SV]:v$`5 A0[DZ:=?S52x8HJ~5@^P_\T@MsjG{R( Organization: palmen-it.de References: <20211007021643.bwglyvrswk2nm3fl@nexus.home.palmen-it.de> 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 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="l4ok3kzphdxr5uz6" Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20210205 X-Rspamd-Queue-Id: 4HRRxp41sNz4vVb X-Spamd-Bar: ------- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=palmen-it.de header.s=20200414 header.b=OYMW2UgK; dmarc=pass (policy=none) header.from=palmen-it.de; spf=pass (mx1.freebsd.org: domain of felix@palmen-it.de designates 2001:470:1f0b:bbb:1::1 as permitted sender) smtp.mailfrom=felix@palmen-it.de X-Spamd-Result: default: False [-7.80 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_SPF_ALLOW(-0.20)[+ip6:2001:470:1f0b:bbb:1::1:c]; TO_DN_NONE(0.00)[]; RCVD_DKIM_ARC_DNSWL_MED(-0.50)[]; HAS_ORG_HEADER(0.00)[]; RCVD_COUNT_THREE(0.00)[3]; MID_RHS_MATCH_FROMTLD(0.00)[]; DKIM_TRACE(0.00)[palmen-it.de:+]; RCVD_IN_DNSWL_MED(-0.20)[2001:470:1f0b:bbb:1::1:from]; DMARC_POLICY_ALLOW(-0.50)[palmen-it.de,none]; NEURAL_HAM_SHORT(-1.00)[-1.000]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; SUBJECT_ENDS_QUESTION(1.00)[]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[palmen-it.de:s=20200414]; FROM_HAS_DN(0.00)[]; DWL_DNSWL_MED(-2.00)[palmen-it.de:dkim]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; RCPT_COUNT_ONE(0.00)[1]; RCVD_TLS_ALL(0.00)[] X-ThisMailContainsUnwantedMimeParts: N --l4ok3kzphdxr5uz6 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable * Mehmet Erol Sanliturk [20211007 10:42]: > The problem is caused mainly by NFS definition parameters . >=20 > If you study NFS definition parameters one by one , I think you will be > able to find which one is effective . >=20 > My opinion is the one setting is "write directly to disk" , i.e. , "do not > use the cache" . >=20 > In the "write directly to disk" case , without completion of a write , t= he > computer in use is waiting for completion of previous write operation > before writing a new record . This is useful in case of abrupt program > terminations because every record is written into the disk file , by > consuming more time . Well this is kind of what I assume might be the problem. Could anyone give me a hint what configuration to change on FreeBSD? --=20 Dipl.-Inform. Felix Palmen ,.//.......... {web} http://palmen-it.de {jabber} [see email] ,//palmen-it.de {pgp public key} http://palmen-it.de/pub.txt // """"""""""" {pgp fingerprint} A891 3D55 5F2E 3A74 3965 B997 3EF2 8B0A BC02 DA2A --l4ok3kzphdxr5uz6 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCAAdFiEEqJE9VV8uOnQ5ZbmXPvKLCrwC2ioFAmFhpMwACgkQPvKLCrwC 2iqe8QgAvSJLhLnEBA85H3FRXee2ziQ0gG0/NfeG1YKrC45qnDmHR4nhfwZuBoYd 5q/GeLVB5+bv8Y1oTtNXdeZV+zmWxVQ/e0aLG5sMBCbBtv4f5GgXE6qBX38iuUHS i9ThobuhhsWLZx9JW06fGh+tY+GiqM5jb1UN/WAGdFuA9gzyzJxfUCDLTcvJqzch m6cHKidMUYoqeLPEh6wkJHJ60e94fGouM3ntGQJPN2RVtPovxKhjeYqXiNELsoKX cgREj/Ee+bweZU8vvrMlHIZNTKSBElOHE0nPpZ7sztbdC/RzdJB1sBLkcxFFTbut AattY9QLwabzTbUrUj48i6SS+oM//A== =A4ok -----END PGP SIGNATURE----- --l4ok3kzphdxr5uz6--