Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1s8GAc-00BFvh-8X for pgsql-hackers@arkaria.postgresql.org; Sat, 18 May 2024 09:16:04 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1s8GAa-004P4Z-5M for pgsql-hackers@arkaria.postgresql.org; Sat, 18 May 2024 09:16:00 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with utf8esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1s8GAZ-004P4R-7u for pgsql-hackers@lists.postgresql.org; Sat, 18 May 2024 09:15:59 +0000 Received: from out203-205-221-221.mail.qq.com ([203.205.221.221]) by makus.postgresql.org with utf8esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1s8GAN-000nNF-7X for pgsql-hackers@lists.postgresql.org; Sat, 18 May 2024 09:15:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qq.com; s=s201512; t=1716023439; bh=eEGIvZayxFmZTihBj3vzgZAb2HXOb5FMPFfWIKtNWQQ=; h=Date:From:To:Cc:Subject:References; b=uK/k4sFQ9z+/ITPqn+gxwbTbui2DaoBFIm+ZV1W9BeynkWU9Ck3giPUMLoamqMXA6 tzeFjWCgLVHBcQizSGG5VRZpNCNykmgSb/k9WAHsZY9DDF/d2jjObV+DLI49Ta17Zc FZ+R4cr37afGSZzyUR9dtPmg+CLFzi4f5rqQhRng= Received: from VGZZ-L18205HI ([117.159.24.214]) by newxmesmtplogicsvrszc19-0.qq.com (NewEsmtp) with SMTP id 2A58D27F; Sat, 18 May 2024 17:10:37 +0800 X-QQ-mid: xmsmtpt1716023437th3o2ffp3 Message-ID: X-QQ-XMAILINFO: NvwY87CbqCKFhWnGcKPU+NwovpZD8DYZ8A5WB+VG7tFX/3P7pYZH96Hp1geQE3 +DO/nKIh4Tba9nqivnBWU0N5/t+EGSvWkFNe10Dy0cIYLp97sfsBfFlBIG+BCGF3gKJVLvt8GX64 Dda0fpY38PcpAoM8GrjYAN6WyKaMgsklDQdcJ5F3L57qLd0xNUFQr0S7Ph3wGJnc/h5G993+4zNz Kj7gOkSlEyzBPleJTCOOeARL9gtvIxpV4ExNuYO3xgp1kK06n0C/p2t9TJqBPhTdx8koggjqN77m NmyCYb/jzE+q2e5M77fZ4ESGtCBCTRXRzx9H9XtlN9NrcpIWVXAz5uGi3SFYhEF9+1j75550Reio vW0aMbg1pdDGE8fqhJjI8qS+lDrPOWFq7AFJlChVvPvWZM5Fwa380oaoMPWaFj0U5w03BhfF/eLG pJjDcYu+pc89jINijVDM+2XNkS0hX7lh4D5XAqTzOYjjQasYWXX5uW+nLKeAAKs7ypflxRS3FLBO 03m70/m949VZzaBDPCUtHqzzHBkeymm/wAkFq7FPondTp9dHgTAzXvrwJI5VrJWoC3scXKuXzmTR 0cj8VovwPU/5jDo8nEND9mmTJ0Yo2r/+t+B4Q1fpqLZ2nolU5cddKcAZME5UeSIwpmhUt9Otbb1r xwtBGdxy+Il2k9DgI1OsE8iUSJn0V6r50vsJ6JM+AVOOdK1mMa59mU3HEm09q2at+ixcjUOViuS6 AJDKNqUMfN0A8gdLHmxp91C0gNm9ys/Ucdt/QsXAuJTcH3jv0q8UvFZ4aQ7g5xz03O43hE56+tq4 sO5kCPgLTKsuTzFH+yvoWYUKjPfUbDXEQ1ZYdFH+DEoFnCIn7DSxTfkB8QGG05FhxryNPY76c2C8 z9rufIH6yDMczACcR4zTdySdikhFHbVIuvdQJjsv1rnNeXYp2vNrDmguDAMSX6n5MLt9juOhAM3V FSnrr6R/5+Dw9hrFO0OmnDRn97PapC X-QQ-XMRINFO: OWPUhxQsoeAVDbp3OJHYyFg= Date: Sat, 18 May 2024 17:10:38 +0800 From: "Jingxian Li" To: "Will Mortensen" , robertmhaas Cc: andres , "PostgreSQL Hackers" Subject: Re: [PATCH] LockAcquireExtended improvement References: , <20231128165139.rgmqsiw7mkedopze@awork3.anarazel.de>, , , , , <202402081828091711555@qq.com>, , , , , X-Priority: 3 X-GUID: BE78F5BB-7B45-407E-83CD-4AABBA22DF88 X-Has-Attach: no X-Mailer: Foxmail 7.2.25.228[cn] Mime-Version: 1.0 X-OQ-MSGID: <202405181710370959000@qq.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: base64 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk T24gMjAyNC81LzE4IDE0OjM4LCBXaWxsIE1vcnRlbnNlbiB3cm90ZToKPiBPbiBUdWUsIE1hciAy NiwgMjAyNCBhdCA3OjE04oCvUE0gV2lsbCBNb3J0ZW5zZW4gPHdpbGxAZXh0cmFob3AuY29tPiB3 cm90ZToKPj4gVGhpcyBjb21tZW50IG9uIFByb2NTbGVlcCgpIHNlZW1zIHRvIGhhdmUgdGhlIHZh bHVlcyBvZiBkb250V2FpdAo+PiBiYWNrd2FyZCAoZG91YmxlIG5lZ2F0aXZlcyBhcmUgdHJpY2t5 KToKPj4KPj4gICAgICogUmVzdWx0OiBQUk9DX1dBSVRfU1RBVFVTX09LIGlmIHdlIGFjcXVpcmVk IHRoZSBsb2NrLAo+PiBQUk9DX1dBSVRfU1RBVFVTX0VSUk9SCj4+ICAgICAqIGlmIG5vdCAoaWYg ZG9udFdhaXQgPSB0cnVlLCB0aGlzIGlzIGEgZGVhZGxvY2s7IGlmIGRvbnRXYWl0ID0gZmFsc2Us IHdlCj4+ICAgICAqIHdvdWxkIGhhdmUgaGFkIHRvIHdhaXQpLgo+Pgo+PiBBbHNvIHRoZXJlJ3Mg YSBtaW5vciB0eXBvIGluIGEgY29tbWVudCBpbiBMb2NrQWNxdWlyZUV4dGVuZGVkKCk6Cj4+Cj4+ ICAgICAqIENoZWNrIHRoZSBwcm9jbG9jayBlbnRyeSBzdGF0dXMuIElmIGRvbnRXYWl0ID0gdHJ1 ZSwgdGhpcyBpcyBhbgo+PiAgICAgKiBleHBlY3RlZCBjYXNlOyBvdGhlcndpc2UsIGl0IHdpbGwg b3BlbiBoYXBwZW4gaWYgc29tZXRoaW5nIGluIHRoZQo+PiAgICAgKiBpcGMgY29tbXVuaWNhdGlv biBkb2Vzbid0IHdvcmsgY29ycmVjdGx5Lgo+Pgo+PiAib3BlbiIgc2hvdWxkIGJlICJvbmx5Ii4K Pgo+IEhlcmUncyBhIHBhdGNoIGZpeGluZyB0aG9zZSB0eXBvcy4KCk5pY2UgY2F0Y2ghIFRoZSBw YXRjaCBsb29rcyBnb29kIHRvIG1lLgoKCi0tCkppbmd4aWFuIExpCg==