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 1uw7VD-006Ewp-62 for pgsql-hackers@arkaria.postgresql.org; Tue, 09 Sep 2025 23:11:56 +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 1uw7VC-00FVuS-AI for pgsql-hackers@arkaria.postgresql.org; Tue, 09 Sep 2025 23:11:54 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1uw7VB-00FVuK-TB for pgsql-hackers@lists.postgresql.org; Tue, 09 Sep 2025 23:11:54 +0000 Received: from mail-pg1-x52f.google.com ([2607:f8b0:4864:20::52f]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1uw7V9-001YSq-2g for pgsql-hackers@postgresql.org; Tue, 09 Sep 2025 23:11:53 +0000 Received: by mail-pg1-x52f.google.com with SMTP id 41be03b00d2f7-b475dfb4f42so3740914a12.0 for ; Tue, 09 Sep 2025 16:11:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=j-davis-com.20230601.gappssmtp.com; s=20230601; t=1757459511; x=1758064311; darn=postgresql.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=0CsklgJr0awD5pJOMcIL4Y1n5NI2f3RUXBXbE5Udh9s=; b=O6brDct1GyWALfUzTeOL0wX1Yq79Jt7Fe4lMCzjcD4FhYU9EbaPDZHk04jW3V8noTZ aR3SphCot4XChTsLwuyLecBTtNYyEyHAoNZMkZXMfwHrmylF0oSj7yF7E4jG/GoMdtKB 0d+37iuxgtt61OER7EKtyQP6KNiTpKd3T4n+XjCTaffq7W/RPsTcclPphpvJw+v2zTel Td53J0OAfVYyb++aftgX171eJBe+I07iSOaKGpRGDOOaIc5ziU4NoEk5nf7N0JeiWNSR fW/pKjsmCnFJOR/PKY/EEBg3fQS8Kn57H3g2C4pwsCaXo9PjaVT+WcE2FJeG0gIRi6vv xPPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757459511; x=1758064311; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=0CsklgJr0awD5pJOMcIL4Y1n5NI2f3RUXBXbE5Udh9s=; b=H0eQk40Z02v+/DVzPiSZWK/F81lbXfPysWmYVLuGB8V7QtJnXaSki2NKlQs/m+aCEq 8tFbJ3vZbgah83MSQa8pdqRD1ACeYmJkTIlcSmgk0HE4nb1kxvjJd5tTlW0t7Kqbjjqd l3zam1nUwDJh/SIyit/HvN8valVjpJQXOZSISpXCs94agpvR1qApgSxWTcN0pu2712SI JqAkOfjeaBRBaqy1sTpOz5V6+qWiFcyu7sk/Uo9CYp6lrZ1RJpDeak7SEwYZdu33dnMb jBkRsoikUOHzxXHlwvJq6EPmbZ/yuo1/IYMNjQdSKekB5/ewlYw7QyEjz/JaCkRVG7rG fN/Q== X-Forwarded-Encrypted: i=1; AJvYcCVRR/PvGzM5Leojwfb9eRsCJbdvxAc4eic0LLkS4zjC/0s7fGQnJ4EK8fSHmaklcINErvjy0qDUAlwFvOxk@postgresql.org X-Gm-Message-State: AOJu0YzzMMRSAdUiYlsW+P7u0rSxMQSV1oTVdUqS2nwZrq/ap8LMqujq J6Xa4v6efawwTUDybhrksvf+Fhj6k+iwIdUvL5jEwH/H5O6/CgnIMb2VDRppauJULop+QyOyzw1 BXZY= X-Gm-Gg: ASbGncvA8ehT+qI7YwOjMRXo0VzXuoA/RUFQEi9S/eziRaUUuWlpKC3av0mDhSPql/B TA8mV+hGHkNR2PqrFPuU4UNtLZuJ6ghq/MI4WBhBsUH/K8RdIMyIATWd/lFpBblhSHAvtAqLKyD tFWK6ryKmXIIydeNovRzi8p5aAScMStHwccp4i0Uyoi/xXdtayrbeBxZ3SUHVJJAPWnwVUfAyU0 zro6ejth70Aulp/clviRjwFfWV5Zgp4hcTO02FDCF5tstZzgUwZSMozBtunFn2hVkPtAaAVwk/5 P+kb2Xcu5kiWwAOtV2vyCRshTrN/ZZSvU4DaXPJ2N6q96kxKAWI8Cd0rUWKBXRDKHNh1VPnr7Mo sfn2IHm33hJ5xZqqru4SaDjQgwyLv6aFAeCT4HptpXxCJlX6Yg6wwxI6VfJNCus1hryD9G6S78j ByXqk= X-Google-Smtp-Source: AGHT+IEiBoxPJFipsNJBcuWbTzeEg46zxgaxCF3sJidAUoJLHgRt1JCAbr7U58Hc1viW4Nnqk7TRRg== X-Received: by 2002:a17:902:db04:b0:24b:299a:a8c8 with SMTP id d9443c01a7336-2516e2bd388mr184086185ad.20.1757459510808; Tue, 09 Sep 2025 16:11:50 -0700 (PDT) Received: from jeff-ws-bridge.lan (c-76-102-242-158.hsd1.ca.comcast.net. [76.102.242.158]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-25a2a43aabdsm8123175ad.79.2025.09.09.16.11.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Sep 2025 16:11:50 -0700 (PDT) Message-ID: <7b39aabd58d5620d02a260833bfbd8db4fbb101b.camel@j-davis.com> Subject: Re: Should io_method=worker remain the default? From: Jeff Davis To: Nathan Bossart Cc: Andres Freund , pgsql-hackers@postgresql.org Date: Tue, 09 Sep 2025 16:11:49 -0700 In-Reply-To: References: <1b50102876dc9564049c985cff0ec1903cc8d502.camel@j-davis.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.52.3-0ubuntu1 MIME-Version: 1.0 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Tue, 2025-09-09 at 10:39 -0500, Nathan Bossart wrote: > My first instinct was to consider this for back-patching, but I see > that > you didn't back-patch commit 9af672b.=C2=A0 Is there any technical reason > we > shouldn't be back-patching these types of meson build script changes? I think you are right, I can't see any harm in backporting it, and arguably it's a bug: it would be annoying to compare performance across different versions with different build flags. I backported through 16. Regards, Jeff Davis