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 1wGgJT-006T8k-14 for pgsql-hackers@arkaria.postgresql.org; Sat, 25 Apr 2026 16:57:03 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wGgJS-009HWu-1U for pgsql-hackers@arkaria.postgresql.org; Sat, 25 Apr 2026 16:57:02 +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 4.96) (envelope-from ) id 1wGgJR-009HWm-19 for pgsql-hackers@lists.postgresql.org; Sat, 25 Apr 2026 16:57:02 +0000 Received: from fout-a5-smtp.messagingengine.com ([103.168.172.148]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wGgJO-00000002kp3-375n for pgsql-hackers@lists.postgresql.org; Sat, 25 Apr 2026 16:57:00 +0000 Received: from phl-compute-04.internal (phl-compute-04.internal [10.202.2.44]) by mailfout.phl.internal (Postfix) with ESMTP id 8BF56EC0181; Sat, 25 Apr 2026 12:56:57 -0400 (EDT) Received: from phl-imap-17 ([10.202.2.105]) by phl-compute-04.internal (MEProxy); Sat, 25 Apr 2026 12:56:57 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kurilemu.de; h= cc:cc:content-transfer-encoding:content-type:content-type:date :date:from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to; s=fm1; t=1777136217; x=1777222617; bh=BnDYDJ9Aynx+n+VT/KgixrW7hptMAHKjhVwINMSBCzc=; b= PZ1JHeGdvl8WNVUDvRm56tNhPaOjM2MddiZs2EWICwlyL4ysQnexDYDNlMOGLn4E iR+hOrkIYbkfGyC0Vha/DwDdCV6rYCYiVn1jquj2hjj+U2ydLknIsTd2/jj9GWDX 5pXnGuH1K9W5AqlgOCYBxrbSWjRn7CP3bcSP3lhAm3eqq+vE6h9UFF0yXgI5WO1q Kc4D9yFkezKklA+4wadBzOK1Pxcu1j+5HkziafdWKQUv4U0aO13nHm6P+1KaKF+H BgxrWA+51I74Wc2Z5Y1+mYdC85AT5P+6WAcgd9n/zP3otBFxMaYTkDGK2ewdFGY2 Fa7NVrRdEvPPgGtCABWUjw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:content-type:date:date:feedback-id:feedback-id :from:from:in-reply-to:in-reply-to:message-id:mime-version :references:reply-to:subject:subject:to:to:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t=1777136217; x= 1777222617; bh=BnDYDJ9Aynx+n+VT/KgixrW7hptMAHKjhVwINMSBCzc=; b=X gZy2vbUre89RH/g6S4ppmJHwAe7ql9Bl23xeWx5gaDLRIe/lVle8vGe2FaDoP2Bv /5UMtJq8sktHOoSVN97EsLSbaKGz4ZwT0XcHVPl57jpVQwt+4tbGECCGKX7cmTSr MoPC6sTeHJ9unb/sl4q4gWhO4uMOuJo8IUYsxJ1zwEHRGSIybYLaQPrOSBr9jy8A hYhSy2GtYoq95GR2NPew7yntw4Q9Odw08zshNsyJ+wKdXE1lqz9IhKUo+guW899l JNMdrFQLcv9sjtmiAFfgupBrHoLhPlrrvGYJf23pqVJUlpnuyWNUcKa/UxwCoNvg 5cPzJNvM7oTW1a6vd78lQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefhedrtddtgdejfeeghecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpuffrtefokffrpgfnqfghnecuuegr ihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjug hrpefoggffhffvvefkjghfufgtgfesthhqredtredtjeenucfhrhhomheplmhlvhgrrhho ucfjvghrrhgvrhgruceorghlvhhhvghrrhgvsehkuhhrihhlvghmuhdruggvqeenucggtf frrghtthgvrhhnpeevgfejgffggfdvteefleekteefgeeljedtudeigfeukeffteeuffdv geejudekudenucffohhmrghinhepphhoshhtghhrvghsqhhlrdhorhhgnecuvehluhhsth gvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomheprghlvhhhvghrrhgvsehk uhhrihhlvghmuhdruggvpdhnsggprhgtphhtthhopeegpdhmohguvgepshhmthhpohhuth dprhgtphhtthhopegrhhestgihsggvrhhtvggtrdgrthdprhgtphhtthhopehsrghthigr nhgrrhhlrghpuhhrrghmsehgmhgrihhlrdgtohhmpdhrtghpthhtohepphhgshhqlhdqhh grtghkvghrsheslhhishhtshdrphhoshhtghhrvghsqhhlrdhorhhgpdhrtghpthhtohep mhhitghhrggvlhesphgrqhhuihgvrhdrgiihii X-ME-Proxy: Feedback-ID: ie3de48e3:Fastmail Received: by mailuser.phl.internal (Postfix, from userid 501) id 051B4C40071; Sat, 25 Apr 2026 12:56:57 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface MIME-Version: 1.0 X-ThreadId: AM_XFxVqXqHR Date: Sat, 25 Apr 2026 18:56:35 +0200 From: =?UTF-8?Q?=C3=81lvaro_Herrera?= To: "Antonin Houska" , "Michael Paquier" Cc: "SATYANARAYANA NARLAPURAM" , "L. pgsql-hackers" Message-Id: <6933b6c3-5f6b-4ab6-9e86-dd76015d3d3a@app.fastmail.com> In-Reply-To: <44015.1776685220@localhost> References: <52301.1776440752@localhost> <44015.1776685220@localhost> Subject: Re: [PATCH] Compressed TOAST data corruption with REPACK CONCURRENTLY Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Hi Antonin, On 2026-04-20, Antonin Houska wrote: > ok, this is a patch to enhance the tests. It also simplifies > gen_compressible() a bit and adjusts it so it is (hopefully) more reli= able in > generating compressible values. Now it can be used to reproduce the fi= x [1]. > > [1] https://www.postgresql.org/message-id/52301.1776440752%40localhost Thanks, I think it looks good, but unfortunately I don't see any problem= s when running this test without your fix (I was assuming that the test = would fail). I didn't immediately understand why. Do you see any failur= es? Regards, --=20 =C3=81lvaro Herrera