From owner-freebsd-stable@freebsd.org Thu Mar 4 21:41:01 2021 Return-Path: Delivered-To: freebsd-stable@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 A638555AFEB for ; Thu, 4 Mar 2021 21:41:01 +0000 (UTC) (envelope-from chris@cretaforce.gr) Received: from relay3.cretaforce.gr (relay3.cretaforce.gr [195.201.253.216]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.cretaforce.gr", Issuer "RapidSSL RSA CA 2018" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Ds47030pLz4xqJ for ; Thu, 4 Mar 2021 21:41:00 +0000 (UTC) (envelope-from chris@cretaforce.gr) Received: from server1.cretaforce.gr (server1.cretaforce.gr [138.201.248.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.cretaforce.gr", Issuer "RapidSSL RSA CA 2018" (verified OK)) by smtp1.cretaforce.gr (Postfix) with ESMTPS id 20C131FC26 for ; Thu, 4 Mar 2021 23:40:58 +0200 (EET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cretaforce.gr; s=cretaforce; t=1614894058; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=jmueLuh5yWPKMsZP5So1iCE7zrI9kiSYzkq3dTe/Nyw=; b=Cy2KDkkucPZTZeM32oshjAo2JhHyRgeuYiedvTHo6ffqdqj/EFwl/5QHtZl8hThXjwHgIS VHYodMWxMtPwPy5DJ66rF14vpugolbrGms0pgPHFLWFRswUhLv3i3KvV2S2bWpJEdktHg8 bFu86c19A0lbV/YrZ17ZJ0GmoOE/vow= Received: from macbook-air.fritz.box (athedsl-127937.home.otenet.gr [85.75.75.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) (Authenticated sender: chris@cretaforce.gr) by server1.cretaforce.gr (Postfix) with ESMTPSA id 6BF9C2730B for ; Thu, 4 Mar 2021 23:40:57 +0200 (EET) From: Christos Chatzaras Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.60.0.2.21\)) Subject: Filesystem operations slower in 13.0 than 12.2 Message-Id: <781116D7-B469-4C2B-8449-54CD83EEEF06@cretaforce.gr> Date: Thu, 4 Mar 2021 23:40:56 +0200 To: FreeBSD-STABLE Mailing List X-Mailer: Apple Mail (2.3654.60.0.2.21) X-Rspamd-Queue-Id: 4Ds47030pLz4xqJ X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=cretaforce.gr header.s=cretaforce header.b=Cy2KDkku; dmarc=none; spf=pass (mx1.freebsd.org: domain of chris@cretaforce.gr designates 195.201.253.216 as permitted sender) smtp.mailfrom=chris@cretaforce.gr X-Spamd-Result: default: False [-2.10 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ip4:195.201.253.216]; RCVD_COUNT_THREE(0.00)[3]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[cretaforce.gr:+]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[195.201.253.216:from]; ASN(0.00)[asn:24940, ipnet:195.201.0.0/16, country:DE]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[195.201.253.216:from]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[cretaforce.gr:s=cretaforce]; FREEFALL_USER(0.00)[chris]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-stable@freebsd.org]; DMARC_NA(0.00)[cretaforce.gr]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[195.201.253.216:from:127.0.2.255]; DWL_DNSWL_LOW(-1.00)[cretaforce.gr:dkim]; NEURAL_SPAM_SHORT(1.00)[1.000]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-stable] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 04 Mar 2021 21:41:01 -0000 Hello, After finding slow filesystem operations with 13.0-BETA2 I did more = tests. All tests done with same hardware (Seagate ST4000NM0245 4TB HDD - 2 = disks with RAID-1 using gmirror). Filesystem mounted with noatime. Command used: /usr/bin/time -l portsnap extract but similar differences I see with "/usr/bin/time -l rm -fr /usr/ports" ---------- FreeBSD 12.2p4=20 98.18 real 35.31 user 59.31 sys 49064 maximum resident set size 21 average shared memory size 3 average unshared data size 86 average unshared stack size 11821398 page reclaims 0 page faults 0 swaps 29 block input operations 2783 block output operations 0 messages sent 0 messages received 0 signals received 354648 voluntary context switches 322 involuntary context switches ---------- FreeBSD 13.0-BETA2 (2021-02-12) 497.88 real 76.06 user 120.03 sys 49032 maximum resident set size 22 average shared memory size 3 average unshared data size 91 average unshared stack size 12288156 page reclaims 23 page faults 0 swaps 29890 block input operations 621229 block output operations 4412 messages sent 2536379 messages received 0 signals received 1004790 voluntary context switches 251 involuntary context switches -------------- FreeBSD 13.0-BETA4 (2021-02-26) 163.81 real 71.93 user 107.32 sys 49032 maximum resident set size 21 average shared memory size 3 average unshared data size 89 average unshared stack size 12288156 page reclaims 5 page faults 0 swaps 716 block input operations 868 block output operations 4412 messages sent 2536379 messages received 0 signals received 355244 voluntary context switches 277 involuntary context switches ---------- FreeBSD 14-CURRENT (2021-03-04) 255.43 real 74.94 user 148.90 sys 49032 maximum resident set size 23 average shared memory size 3 average unshared data size 96 average unshared stack size 12288156 page reclaims 23 page faults 0 swaps 31207 block input operations 175 block output operations 4412 messages sent 2536379 messages received 0 signals received 385527 voluntary context switches 369 involuntary context switches ---------- Differences between 13.0 and 14-CURRENT maybe related to debugging = features. But 13.0-BETA4 is slower than 12.2. Does someone have more information = about this?=