From f387e0615c1ffa52279ee7a983054e371c44f134 Mon Sep 17 00:00:00 2001 From: Bruce Momjian Date: Fri, 29 Jul 2005 16:05:28 +0000 Subject: [PATCH] Add detail: > > If CRC check fails during recovery, remember the page in case > a later CRC for that page properly matches. > --- doc/TODO | 6 +++++- doc/src/FAQ/TODO.html | 5 ++++- 2 files changed, 9 insertions(+), 2 deletions(-) diff --git a/doc/TODO b/doc/TODO index e0cccd107b..7fe098c4bc 100644 --- a/doc/TODO +++ b/doc/TODO @@ -2,7 +2,7 @@ PostgreSQL TODO List ==================== Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) -Last updated: Thu Jul 28 23:22:50 EDT 2005 +Last updated: Fri Jul 29 12:05:22 EDT 2005 The most recent version of this document can be viewed at http://www.postgresql.org/docs/faqs.TODO.html. @@ -938,6 +938,10 @@ Write-Ahead Log o -Add ability to turn off full page writes o When off, write CRC to WAL and check file system blocks on recovery + + If CRC check fails during recovery, remember the page in case + a later CRC for that page properly matches. + o Write full pages during file system write and not when the page is modified in the buffer cache diff --git a/doc/src/FAQ/TODO.html b/doc/src/FAQ/TODO.html index b4f11edce2..f97cece541 100644 --- a/doc/src/FAQ/TODO.html +++ b/doc/src/FAQ/TODO.html @@ -8,7 +8,7 @@

PostgreSQL TODO List

Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
-Last updated: Thu Jul 28 23:22:50 EDT 2005 +Last updated: Fri Jul 29 12:05:22 EDT 2005

The most recent version of this document can be viewed at
http://www.postgresql.org/docs/faqs.TODO.html. @@ -848,6 +848,9 @@ first.

  • -Add ability to turn off full page writes
  • When off, write CRC to WAL and check file system blocks on recovery +

    If CRC check fails during recovery, remember the page in case + a later CRC for that page properly matches. +

  • Write full pages during file system write and not when the page is modified in the buffer cache

    This allows most full page writes to happen in the background -- 2.11.0