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 4.96) (envelope-from ) id 1vUUDo-00D4fX-03 for pgsql-admin@arkaria.postgresql.org; Sat, 13 Dec 2025 18:20:00 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vUUDm-00BK7g-0U for pgsql-admin@arkaria.postgresql.org; Sat, 13 Dec 2025 18:19:58 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vUUDl-00BK7W-2K for pgsql-admin@lists.postgresql.org; Sat, 13 Dec 2025 18:19:58 +0000 Received: from mail-ot1-x331.google.com ([2607:f8b0:4864:20::331]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1vUUDe-000ZG1-1p for pgsql-admin@lists.postgresql.org; Sat, 13 Dec 2025 18:19:52 +0000 Received: by mail-ot1-x331.google.com with SMTP id 46e09a7af769-7c76f65feb5so1896681a34.0 for ; Sat, 13 Dec 2025 10:19:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1765649989; x=1766254789; darn=lists.postgresql.org; h=cc:to:subject:message-id:date:from:references:in-reply-to :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=KPtXbdn37JWqDx9qIn6vskHmHlTpshW/gO+c4vWg4Gg=; b=JCAPo4EpwaZc6odESVnOM3uDf4C82tUPDVWckl9RsbQOxI3cQ4NwKc2LXV06tHyN9q OFTjbSVN+qUwM1hlhBf02WtqDP1cVs3EsOIHRbH+IZwcKEi+88OcCekwIX5OPTpl6WqF OXrTwP8izm/lP2hJS1Tn8OnBiKtPFMlBw0fO9F+ct4jcz24+sYyMetc6Pk+BoCSJiniq fKEqApE4z57MOgs/A6nOAw97i1r9Pe7imXwgxhXFRwYPbMQBxp+m3A0EhELLuaEAVIm5 iCg1wPY2Az8d2z8oWr1bkhhLyyQB8JeUiqZCc27oGdP7dlJbDCJPNy+TmPl0aOw/0GkM 05lQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1765649989; x=1766254789; h=cc:to:subject:message-id:date:from:references:in-reply-to :mime-version:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=KPtXbdn37JWqDx9qIn6vskHmHlTpshW/gO+c4vWg4Gg=; b=hT41MtQhEf/rtGGrrs5B3OfEt6nigVJ4BmF4wjdH47beLX3AcggI7qgdF/EA92BtqY UZcTPcgrUQyIwlCUeiFIoByImefGuTYHgMHUaWp6KbUhWDUKjvf9PbKMiPHcqPhvNHuS 2qgQ59unskbfD62QExqVBt4JHRdwe2RPSN7+B6SvQvBZ9mAUMtscCQQBHqhKNkdCdh4A ViIew+iDpPhjqb/Y/RxgR9lQswIxxlKo9SHCl/0c4mBKXL2vcUNCTpEpPr90NZtKIoh6 JbivxO+zY3nNNoPpg9PeIuezYfbIpJHOBhcjb9w0/F7GHx3T2K7HJ7XpWA/1bLd+vOH/ AB3g== X-Gm-Message-State: AOJu0YyyuGg3huW/t0oONN02fwjfCK34N68L4kNyRV7hy9spo507x5sf W9SqAOAzUdObSOMh9mqgm1W/3S9oEpk7+M3nA42ObDLr9bgQJO9HpEfCs05I5WcEgkTasYLlxQB pgk8rk6VARHTbvvJiOZpAW//9wYyic1Q= X-Gm-Gg: AY/fxX5cWCSdjsmCUkHIYeim53BTiaBNe0XSuPXgPBAL7Cal3CtA9hEnsfw8LlH3dKP hdhxb/wiQXFGhkwBV28gBYq0KtxLrsLxJ8vBrxsD7JZk0mWRqilH01dCp6mVlYhRBJVsofNBcsd I/b4YdBzuUMpRVuGUXTYMrMwKKSkvxdFe2pEDiHo5Z4KQSWu2vpHdMtyfKCjrR1kG+/tPX3dVXG l9cO60RG9JRhZzcEslkm5GVvajeLB6Pknsw90Q/8yed3SB5wT7KjZVru1PckOEqgGlX+Q== X-Google-Smtp-Source: AGHT+IH9Q3l3GTV3l1SjFwO/MWO9T8QvcsLR46rqGZQz3c/fzri0E77whH1tosI9XCdXy12IyBcYpcD11WRGDEp/NDI= X-Received: by 2002:a05:6820:810a:b0:657:5f31:31b1 with SMTP id 006d021491bc7-65b453fedbbmr2642717eaf.0.1765649988559; Sat, 13 Dec 2025 10:19:48 -0800 (PST) MIME-Version: 1.0 Received: by 2002:a05:6802:60d3:10b0:605:77c0:3972 with HTTP; Sat, 13 Dec 2025 10:19:47 -0800 (PST) In-Reply-To: References: <2046739.1758254802@sss.pgh.pa.us> <471a0d22-f769-450d-a084-74ece10915d5@netcologne.de> From: "David G. Johnston" Date: Sat, 13 Dec 2025 11:19:47 -0700 X-Gm-Features: AQt7F2qkSPrpTYk0yIw32tJ0dH0XawNEhzsU419t5P8aOav_X85NXfNoTxXkegw Message-ID: Subject: Re: pgping? To: Ron Johnson Cc: Pgsql-admin Content-Type: multipart/alternative; boundary="0000000000005da71a0645d96c08" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --0000000000005da71a0645d96c08 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Saturday, December 13, 2025, Ron Johnson wrote= : > > pg_isready is "ncat -zv $host 5432" for systems which don't have ncat > installed. > Pretty sure this is also an incorrect, or at least incomplete statement. pg_isready uses the PostgreSQL wire protocol to make a better determination as to readiness than ncat does. People are just complaining that it doesn=E2=80=99t go further than it does. They see =E2=80=9Cuser=E2= =80=9D and =E2=80=9Cdatabase=E2=80=9D and misinterpret why those options exist. David J. --0000000000005da71a0645d96c08 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Saturday, December 13, 2025, Ron Johnson <ronljohnsonjr@gmail.com> wrote:
pg_isready is &q= uot;ncat -zv $host 5432" for systems which don't have ncat install= ed.=C2=A0

Pretty sure thi= s is also an incorrect, or at least incomplete statement. =C2=A0pg_isready = uses the PostgreSQL wire protocol to make a better determination as to read= iness than ncat does.=C2=A0 People are just complaining that it doesn=E2=80= =99t go further than it does.=C2=A0 They see =E2=80=9Cuser=E2=80=9D and =E2= =80=9Cdatabase=E2=80=9D and misinterpret why those options exist.

David J.
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