Tatsuo Ishii wrote:
Bruce,
In your document change which one can be placed on non-journalling
file system? data? wal? or both?
Both. I have updated the docs to mention this, patch attached.
--
Bruce Momjian br...@momjian.ushttp://momjian.us
EnterpriseDB
Bruce Momjian br...@momjian.us wrote:
Tatsuo Ishii wrote:
In your document change which one can be placed on non-journalling
file system? data? wal? or both?
Both. I have updated the docs to mention this, patch attached.
Did you mean to say that journaled file systems are *not*
Kevin Grittner wrote:
Bruce Momjian br...@momjian.us wrote:
Tatsuo Ishii wrote:
In your document change which one can be placed on non-journalling
file system? data? wal? or both?
Both. I have updated the docs to mention this, patch attached.
Did you mean to say that journaled
Bruce Momjian br...@momjian.us wrote:
Kevin Grittner wrote:
Did you mean to say that journaled file systems are *not*
necessary?
Yes, not needed for database reliablity. The patch text was
attached;
was it unclear?
I think you accidentally left out the word not.
-Kevin
--
Sent via
Kevin Grittner wrote:
Bruce Momjian br...@momjian.us wrote:
Kevin Grittner wrote:
Did you mean to say that journaled file systems are *not*
necessary?
Yes, not needed for database reliablity. The patch text was
attached;
was it unclear?
I think you accidentally left out the
Bruce,
In your document change which one can be placed on non-journalling
file system? data? wal? or both?
For me it seems it's not clear.
--
Tatsuo Ishii
SRA OSS, Inc. Japan
Josh Berkus wrote:
First, none of the general purpose filesystems I've seen so far do data
journalling per
Josh Berkus wrote:
First, none of the general purpose filesystems I've seen so far do data
journalling per default, since it's a huge performance penalty, even for
non-RDBMS workloads. The feature you talk about is ext3 specific (and
should be pointed out as such) and only disables write
Michael Renner wrote:
Hi,
the comment WRT WAL recovery and FS journals [1] is a bit misleading in
it's current form.
First, none of the general purpose filesystems I've seen so far do data
journalling per default, since it's a huge performance penalty, even for
non-RDBMS workloads. The
First, none of the general purpose filesystems I've seen so far do data
journalling per default, since it's a huge performance penalty, even for
non-RDBMS workloads. The feature you talk about is ext3 specific (and
should be pointed out as such) and only disables write ordering, meaning
that
The WAL logs auto-delete I think.
--
Bruce Momjian| http://candle.pha.pa.us
[EMAIL PROTECTED] | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
+ Christ can be your backup.| Drexel Hill, Pennsylvania 19026
The WAL logs auto-delete I think.
At checkpoint time.
Vadim
1) In the 'WAL Parameters' section, paragraph 3 there is the following
sentence: "After a checkpoint has been made, any log segments written
before the redo record may be removed/archived..." What does the 'may'
refer mean? Does the database administrator need to go into the
directory and
Here's a patch to the wal.sgml text to take acocunt of Vadim's
explanations.
*** wal.sgml.orig Wed Jan 24 21:55:56 2001
--- wal.sgml Wed Jan 24 22:08:44 2001
***
*** 149,154
--- 149,176
/Sect1
+ Sect1 id="recovery"
+ TitleDatabase Recovery with WAL/Title
+
+
Oliver Elphick writes:
Here's a patch to the wal.sgml text to take acocunt of Vadim's
explanations.
I checked in your documentation plus some fixes at other places. Does
somebody care to submit some new words to describe the fsync option
Not knowing much about WAL, but understanding a good deal about Oracle's
logs, I read the WAL documentation below. While it is good, after
reading it I am still left with a couple of questions and therefore
believe the doc could be improved a bit.
The two questions I am left with after reading
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]On Behalf Of Barry Lind
Sent: Wednesday, January 24, 2001 12:32 PM
To: [EMAIL PROTECTED]
Cc: [EMAIL PROTECTED]
Subject: Re: [HACKERS] WAL documentation
Not knowing much about WAL, but understanding a good deal about
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