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 1jMtzf-00009v-TW for pgsql-hackers@arkaria.postgresql.org; Fri, 10 Apr 2020 13:46:51 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jMtze-00073M-P3 for pgsql-hackers@arkaria.postgresql.org; Fri, 10 Apr 2020 13:46:50 +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 1jMtze-00073E-IG for pgsql-hackers@lists.postgresql.org; Fri, 10 Apr 2020 13:46:50 +0000 Received: from mail-qk1-x72b.google.com ([2607:f8b0:4864:20::72b]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jMtzc-0005Rw-0g for pgsql-hackers@postgresql.org; Fri, 10 Apr 2020 13:46:49 +0000 Received: by mail-qk1-x72b.google.com with SMTP id j4so2077084qkc.11 for ; Fri, 10 Apr 2020 06:46:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telsasoft-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=R+FBM10Ip0chfHs4nAnzJTyxx68F5ldIROffBH7rWD8=; b=cxMXq6zGU/yixLSLHq9Fz+O0xvryl7BCk4Hl1OezIyZQqgZkToD2HimSIjblEVamC6 lZLBk2HPJlZnrK6BD6JGy2FqQRQ1V4vMMPn+IgvuekQdHmJaRIOLmlIfHPd3BQTW+BA4 6fpaUjTLQRzKGjDrpkZ7KAzDilLH2oACxyIZ+9eOxutjwb+D1xEfVF4MvlqII57lR1wG CWvD96YmhWPK6tmcJmXqZVJtU5euVyVf1OMB3jN9m34ElYOp5cktcz0GtAHUgCjkrRsJ EMT36Vbwm6VqYJMCwX9IdAW0tlDpcEcBxQV8vwCIvjTY1/k+Ak2zb/dtSbISObQMfK7L r5pA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=R+FBM10Ip0chfHs4nAnzJTyxx68F5ldIROffBH7rWD8=; b=U0NlGnWna0nU7kubvck32scJAsiaL6ARF1+8ay2ekVB6uFMWQxahJKA6Z6NAF/Ajwe aNmPp8EyqgXX5IHunELDclKxeFoyUF9xw2K4raz7M9NnA+pSLX6vA/ounqHxuGAKoZ5m kIb4T1AUuhHMMQ7+EHbkeRnGWSsPXHVudHv5cfh/tC5WkhiVplXSAE4KmRBhLIoVJyXX VbTi3U7htbLahlvQMfb4VNWg9nblZMfM/fIjx+4JRBHymRiSeGb+ktMu3K1XDpjyA6Vc ok4bEn9n1rR3I75kJ+lLWeDlB2L08daBVPMb+WWum/ELBdDr3sfHlOI5F29DhpQw0EJB ibOA== X-Gm-Message-State: AGi0PubkWaWf6VWUI54d0Mnw/A0Lv/O68XGg3Qxv9WiJmEWu9CV8Jucz TNZSGp55wQmxFhORMZXQhOvQ3A== X-Google-Smtp-Source: APiQypJSVbMW6MBg/Mr5pk7J8DIo6ZLm2FkRMENxby9OulnEyvX+iZsAoLeaYmEtCJQQ7lz/7MXGlQ== X-Received: by 2002:ae9:dfc2:: with SMTP id t185mr4208138qkf.20.1586526407125; Fri, 10 Apr 2020 06:46:47 -0700 (PDT) Received: from pryzbyj (charmander.telsasoft.com. [50.244.222.1]) by smtp.gmail.com with ESMTPSA id p1sm1643732qkf.73.2020.04.10.06.46.46 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Fri, 10 Apr 2020 06:46:46 -0700 (PDT) Received: by pryzbyj (Postfix, from userid 1000) id C54E4800B38; Fri, 10 Apr 2020 08:46:44 -0500 (CDT) Date: Fri, 10 Apr 2020 08:46:44 -0500 From: Justin Pryzby To: Amit Kapila Cc: Masahiko Sawada , Mahendra Singh Thalor , Dilip Kumar , Sergei Kornilov , pgsql-hackers@postgresql.org Subject: Re: doc review for parallel vacuum Message-ID: <20200410134644.GB2228@telsasoft.com> References: <20200322021801.GB2563@telsasoft.com> <20200407045551.GI2228@telsasoft.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On Fri, Apr 10, 2020 at 12:56:08PM +0530, Amit Kapila wrote: > On Wed, Apr 8, 2020 at 12:49 PM Masahiko Sawada > wrote: > > > > On Tue, 7 Apr 2020 at 13:55, Justin Pryzby wrote: > > > > > > > I don't have comments on your change other than the comments Amit > > already sent. Thank you for reviewing this part! > > > > I have made the modifications as per my comments. What do you think > about the attached? Couple more changes (in bold): - The option is used only for vacuum PURPOSES. - Even if this option is specified with THE option Also, this part still doesn't read well: - * amvacuumcleanup to the DSM segment if it's the first time to get it? - * from them? because they? allocate it locally and it's possible that an - * index will be vacuumed by the different vacuum process at the next If you change "it" and "them" and "it" and say "*a* different", then it'll be ok. -- Justin