Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1naZ0R-0000U4-2M for pgsql-hackers@arkaria.postgresql.org; Sat, 02 Apr 2022 08:21:11 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1naZ0P-0005TD-Cx for pgsql-hackers@arkaria.postgresql.org; Sat, 02 Apr 2022 08:21:09 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1naZ0P-0005T4-3c for pgsql-hackers@lists.postgresql.org; Sat, 02 Apr 2022 08:21:09 +0000 Received: from wout3-smtp.messagingengine.com ([64.147.123.19]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1naZ0M-0007ja-J8 for pgsql-hackers@lists.postgresql.org; Sat, 02 Apr 2022 08:21:07 +0000 Received: from compute2.internal (compute2.nyi.internal [10.202.2.46]) by mailout.west.internal (Postfix) with ESMTP id 0414D3200A2A; Sat, 2 Apr 2022 04:21:03 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute2.internal (MEProxy); Sat, 02 Apr 2022 04:21:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=anarazel.de; h= cc:cc:content-type:date:date:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:sender:subject :subject:to:to; s=fm1; bh=a69193xsj62LbwfpzE0dSNPV9gRmoUgfxU0IHx avIHk=; b=Knwa1cNKU1kUqw1q4xhUXbY3QL2XR9R2FE0NRx9YV25beiKustcMxs YWUYwenkJ5gtttlyVZZl6ODisg95HT699CWFZ47S7kSJFji7c4JHrQinp+ZekN4m z2Usm6Eku0gvMg+sYljPtnNqNJJYbEHDQXCm5EXXKf6s0JAb6FE1TqhGnzd7Yvxv mcqyTTq8HksX3ck+ap29iPVdMfIAztRNoLF1LCuNA+HZFOUZeKXF3F7p81wMAEu2 hMO0j2AcZ+e86Fm3M9vQ3RfgxI8ytelarA8BhM/iUtY/uYGMOZ/teew+/vQ6qQkR r3d/PfvRP2mXZ0CISkcYEz+B0d3Hfyuw== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; bh=a69193xsj62Lbwfpz E0dSNPV9gRmoUgfxU0IHxavIHk=; b=KoDu1bqeRKZKcNiHCihQGGE4kThfQ1Gvq +FQjEFwjXL3MaQGos5oevURenYxwaQVBqKCy7IoLnnRT+S/XtYvOMY7tg3NZYC8c lO4hfbp0iAzlI9iSpnym8BYatnIO6tOkv/axN2mZe3SSZfxAIkS9LCpjSVNv0EuL VtRSdJPZ/6KuSV7igFITqJX1uI6u7Db9899NlaIE3Ie2abB44FgARe7N6LiqN+0U fkrjZEk/dFfnGQBcoc/kWuQk+VHyKr5LwYhUryqSacnfqCmeiA0AP5ybBrSsUISa LZN3O5jKIJYpZOl+NGezsbknKXcPTSs5YI4pN1bSwhJUirwpmWchw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvvddrudeikedgtdefucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpeffhffvuffkfhggtggujgesthdtre dttddtvdenucfhrhhomheptehnughrvghsucfhrhgvuhhnugcuoegrnhgurhgvshesrghn rghrrgiivghlrdguvgeqnecuggftrfgrthhtvghrnhepudekhfekleeugeevteehleffff ejgeelueduleeffeeutdelffeujeffhfeuffdunecuvehluhhsthgvrhfuihiivgeptden ucfrrghrrghmpehmrghilhhfrhhomheprghnughrvghssegrnhgrrhgriigvlhdruggv X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 2 Apr 2022 04:21:03 -0400 (EDT) Date: Sat, 2 Apr 2022 01:21:02 -0700 From: Andres Freund To: Kyotaro Horiguchi Cc: melanieplageman@gmail.com, ibrar.ahmad@gmail.com, masao.fujii@oss.nttdata.com, gkokolatos@protonmail.com, pgsql-hackers@lists.postgresql.org Subject: Re: shared-memory based stats collector - v66 Message-ID: <20220402082102.ojdd2e6cobsmljvh@alap3.anarazel.de> References: <20220317073652.kz3uuh6le6vbfod4@alap3.anarazel.de> <20220325.142256.1649716600998659084.horikyota.ntt@gmail.com> <20220325.172418.1055357550509939415.horikyota.ntt@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220325.172418.1055357550509939415.horikyota.ntt@gmail.com> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Hi, On 2022-03-25 17:24:18 +0900, Kyotaro Horiguchi wrote: > > * AFIXME: Should all the stats drop code be moved into pgstat_drop.c? > > Or pgstat_xact.c? I wasn't initially happy with that suggestion, but after running with it, it looks pretty good. I also moved a fair bit of code into pgstat_shm.c, which to me improved code navigation a lot. I'm wondering about splitting it further even, into pgstat_shm.c and pgstat_entry.c. What do you think? Greetings, Andres Freund