pg.ddx.io  pgsql-hackers@postgresql.org mailing list archive  

help / color / mirror / Atom feed

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Fujii Masao <masao.fujii@oss.nttdata.com>
Cc: Tomas Vondra <tomas.vondra@2ndquadrant.com>
Cc: Alvaro Herrera <alvherre@2ndquadrant.com>
Cc: Masahiko Sawada <masahiko.sawada@2ndquadrant.com>
Cc: tsunakawa.takay@fujitsu.com <tsunakawa.takay@fujitsu.com>
Cc: pgsql-hackers@postgresql.org <pgsql-hackers@postgresql.org>
Subject: Re: SLRU statistics
Date: Wed, 13 May 2020 10:26:39 -0400
Message-ID: <32135.1589379999@sss.pgh.pa.us> (raw)
In-Reply-To: <b407746a-4fb6-7128-9391-c3765eb44718@oss.nttdata.com>
References: <20200402004136.wodwftan45mcwggm@development>
	<f02fd0ec-a240-b5bf-9992-5faf582738f1@oss.nttdata.com>
	<20200430181901.24tlriahmafi4sfn@development>
	<0e1c8904-13be-ab70-0096-54f0b30e43ba@oss.nttdata.com>
	<20200502000818.nn4kpewiput42bnb@development>
	<49b8ad17-f6d9-a086-a952-ff1fec3ac1b3@oss.nttdata.com>
	<20200502105500.hwhba3d6s3hlrqf6@development>
	<20200502165905.brfxv6dk5vjdbgti@development>
	<976bbb73-a112-de3c-c488-b34b64609793@oss.nttdata.com>
	<b8784fe6-1401-ab35-aa14-d57b5bb8e312@oss.nttdata.com>
	<20200513082159.myflgcs5fnhnujbk@development>
	<b407746a-4fb6-7128-9391-c3765eb44718@oss.nttdata.com>

Fujii Masao <masao.fujii@oss.nttdata.com> writes:
> On 2020/05/13 17:21, Tomas Vondra wrote:
>> On Wed, May 13, 2020 at 04:10:30PM +0900, Fujii Masao wrote:
>>> Also I found another minor issue; SLRUStats has not been initialized to 0
>>> and which could update the counters unexpectedly. Attached patch fixes
>>> this issue.

> Pushed both. Thanks!

Why is that necessary?  A static variable is defined by C to start off
as zeroes.

			regards, tom lane

view thread (49+ messages)  latest in thread

Message-ID: <32135.1589379999@sss.pgh.pa.us>
Permalink:  ../32135.1589379999@sss.pgh.pa.us/
Also on:    postgresql.org/message-id/32135.1589379999@sss.pgh.pa.us

copy link · copy postgr.es

reply

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: pgsql-hackers@postgresql.org
  Cc: tgl@sss.pgh.pa.us, masao.fujii@oss.nttdata.com, tomas.vondra@2ndquadrant.com, alvherre@2ndquadrant.com, masahiko.sawada@2ndquadrant.com, tsunakawa.takay@fujitsu.com
  Subject: Re: SLRU statistics
  In-Reply-To: <32135.1589379999@sss.pgh.pa.us>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox