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Thu, 23 Feb 2023 14:29:35 -0600 Received: from kaos.jnpr.net (kaos.jnpr.net [172.23.255.201]) by p-mailhub01.juniper.net (8.14.4/8.11.3) with ESMTP id 31NKTYoq016241; Thu, 23 Feb 2023 12:29:34 -0800 (envelope-from sjg@juniper.net) Received: by kaos.jnpr.net (Postfix, from userid 1377) id E3A4820F4D; Thu, 23 Feb 2023 12:28:35 -0800 (PST) Received: from kaos.jnpr.net (localhost [127.0.0.1]) by kaos.jnpr.net (Postfix) with ESMTP id DE9CF210A3; Thu, 23 Feb 2023 12:28:35 -0800 (PST) To: Mark Millard CC: Bryan Drewery , Current FreeBSD , Peter , Subject: Re: FYI: Why META_MODE rebuilds so much for building again after installworld (no source changes) [code level bug evidence] In-Reply-To: <266ED18F-9249-46BB-BF96-1D4C5B46FCFC@yahoo.com> References: <3345EBA5-A09C-4E3F-B94D-39F57F56BDBB@yahoo.com> <73088.1611797582@kaos.jnpr.net> <10819.1677108389@kaos.jnpr.net> <76FA98EF-6184-4D7E-A01F-0EE8117D0D10@yahoo.com> <29887.1677115125@kaos.jnpr.net> <27790339-240F-4C97-97C7-38AFD8DE03D5@yahoo.com> <72419.1677133429@kaos.jnpr.net> <266ED18F-9249-46BB-BF96-1D4C5B46FCFC@yahoo.com> Comments: In-reply-to: Mark Millard message dated "Thu, 23 Feb 2023 11:53:49 -0800." From: "Simon J. Gerraty" X-Mailer: MH-E 8.6+git; nmh 1.7.1; GNU Emacs 28.1 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: text/plain; charset="us-ascii" Content-ID: <12317.1677184115.1@kaos.jnpr.net> Content-Transfer-Encoding: quoted-printable Date: Thu, 23 Feb 2023 12:28:35 -0800 Message-ID: <12865.1677184115@kaos.jnpr.net> X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM12FT095:EE_|SN4PR0501MB3792:EE_ X-MS-Office365-Filtering-Correlation-Id: aac55eb2-6d74-410a-8733-08db15dcae2f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:66.129.239.14;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:p-exchfe-eqx-01.jnpr.net;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230025)(4636009)(396003)(346002)(136003)(376002)(39860400002)(451199018)(40470700004)(36840700001)(46966006)(82310400005)(70206006)(54906003)(47076005)(83380400001)(336012)(316002)(7696005)(107886003)(81166007)(478600001)(5660300002)(41300700001)(6266002)(9686003)(40460700003)(26005)(7126003)(186003)(356005)(40480700001)(86362001)(8936002)(2906002)(55016003)(36860700001)(82740400003)(6916009)(8676002)(70586007)(4326008)(36900700001);DIR:OUT;SFP:1102; X-OriginatorOrg: juniper.net X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Feb 2023 20:29:36.0989 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: aac55eb2-6d74-410a-8733-08db15dcae2f X-MS-Exchange-CrossTenant-Id: bea78b3c-4cdb-4130-854a-1d193232e5f4 X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=bea78b3c-4cdb-4130-854a-1d193232e5f4;Ip=[66.129.239.14];Helo=[p-exchfe-eqx-01.jnpr.net] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM12FT095.eop-nam12.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN4PR0501MB3792 X-Proofpoint-ORIG-GUID: 6YtDUnGyZ69c3xJmQ_DE0GE7o-yt4ISE X-Proofpoint-GUID: 6YtDUnGyZ69c3xJmQ_DE0GE7o-yt4ISE X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-23_13,2023-02-23_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_spam_notspam policy=outbound_spam score=0 clxscore=1015 impostorscore=0 mlxscore=0 suspectscore=0 malwarescore=0 spamscore=0 bulkscore=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 adultscore=0 mlxlogscore=862 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302230169 X-Rspamd-Queue-Id: 4PN4QJ3LvBz4QCn X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:22843, ipnet:67.231.152.0/24, country:US] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N Mark Millard wrote: > So with -ddM why do I see lots of "cached_realpath:" > notices for the same path? For example: how many separate bmake instances are in that log? > = > # grep "tmp/legacy/usr/sbin/ln\>" /usr/obj/BUILDs/main-amd64-nodbg-clang= /sys-typescripts/typescript-make-amd64-nodbg-clang-amd64-host-2023-02-23:1= 0:20:26 | more > cached_realpath: /usr/obj/BUILDs/main-amd64-nodbg-clang/usr/main-src/amd= 64.amd64/tmp/legacy/usr/sbin/ln -> /usr/obj/BUILDs/main-amd64-nodbg-clang/= usr/main-src/amd64.amd64/tmp/legacy/bin/ln > cached_realpath: /usr/obj/BUILDs/main-amd64-nodbg-clang/usr/main-src/amd= 64.amd64/tmp/legacy/usr/sbin/ln -> /usr/obj/BUILDs/main-amd64-nodbg-clang/= usr/main-src/amd64.amd64/tmp/legacy/bin/ln > Caching 02:49:37 Feb 23, 2023 for /usr/obj/BUILDs/main-amd64-nodbg-cl= ang/usr/main-src/amd64.amd64/tmp/legacy/usr/sbin/ln > /usr/obj/BUILDs/main-amd64-nodbg-clang/usr/main-src/amd64.amd64/usr.bin/= awk/awkgram.tab.h.meta: 22: file '/usr/obj/BUILDs/main-amd64-nodbg-clang/u= sr/main-src/amd64.amd64/tmp/legacy/usr/sbin/ln' is newer than the target..= .