Author: jstephens
Date: 2006-08-09 16:51:44 +0200 (Wed, 09 Aug 2006)
New Revision: 2982
Log:
Reformat.
Modified:
trunk/refman-4.1/mysql-cluster.xml
trunk/refman-5.0/mysql-cluster.xml
trunk/refman-5.1/mysql-cluster.xml
Modified: trunk/refman-4.1/mysql-cluster.xml
===================================================================
--- trunk/refman-4.1/mysql-cluster.xml 2006-08-09 14:43:05 UTC (rev 2981)
+++ trunk/refman-4.1/mysql-cluster.xml 2006-08-09 14:51:44 UTC (rev 2982)
Changed blocks: 3, Lines Added: 3, Lines Deleted: 3; 1252 bytes
@@ -5281,7 +5281,7 @@
engine issues internal error code 677 (<literal>Index UNDO
buffers overloaded</literal>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
@@ -5333,7 +5333,7 @@
storage engine issues internal error code 891
(<errortext>Data UNDO buffers overloaded</errortext>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
@@ -5370,7 +5370,7 @@
error code 1221 (<literal>REDO log buffers
overloaded</literal>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
Modified: trunk/refman-5.0/mysql-cluster.xml
===================================================================
--- trunk/refman-5.0/mysql-cluster.xml 2006-08-09 14:43:05 UTC (rev 2981)
+++ trunk/refman-5.0/mysql-cluster.xml 2006-08-09 14:51:44 UTC (rev 2982)
Changed blocks: 3, Lines Added: 3, Lines Deleted: 3; 1252 bytes
@@ -5264,7 +5264,7 @@
engine issues internal error code 677 (<literal>Index UNDO
buffers overloaded</literal>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
@@ -5316,7 +5316,7 @@
storage engine issues internal error code 891
(<errortext>Data UNDO buffers overloaded</errortext>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
@@ -5353,7 +5353,7 @@
error code 1221 (<literal>REDO log buffers
overloaded</literal>).
</para>
-
+
<para>
<emphasis role="bold">Important</emphasis>: It is not safe
to decrease the value of this parameter during a rolling
Modified: trunk/refman-5.1/mysql-cluster.xml
===================================================================
--- trunk/refman-5.1/mysql-cluster.xml 2006-08-09 14:43:05 UTC (rev 2981)
+++ trunk/refman-5.1/mysql-cluster.xml 2006-08-09 14:51:44 UTC (rev 2982)
Changed blocks: 2, Lines Added: 44, Lines Deleted: 44; 4773 bytes
@@ -5207,60 +5207,60 @@
<emphasis role="bold">Buffering and Logging</emphasis>
</para>
-
- <indexterm>
- <primary><literal>RedoBuffer</literal></primary>
- </indexterm>
+ <indexterm>
+ <primary><literal>RedoBuffer</literal></primary>
+ </indexterm>
- <para id="mysql-cluster-param-ndbd-definition-redobuffer">
- <literal>RedoBuffer</literal>
- </para>
+ <para id="mysql-cluster-param-ndbd-definition-redobuffer">
+ <literal>RedoBuffer</literal>
+ </para>
- <para>
- All update activities need to be logged. The REDO log
- makes it possible to replay these updates whenever the
- system is restarted. The NDB recovery algorithm uses a
- <quote>fuzzy</quote> checkpoint of the data together with
- the UNDO log, and then applies the REDO log to play back
- all changes up to the restoration point.
- </para>
+ <para>
+ All update activities need to be logged. The REDO log makes it
+ possible to replay these updates whenever the system is
+ restarted. The NDB recovery algorithm uses a
+ <quote>fuzzy</quote> checkpoint of the data together with the
+ UNDO log, and then applies the REDO log to play back all
+ changes up to the restoration point.
+ </para>
- <para>
- <literal>RedoBuffer</literal> sets the size of the buffer
- inwhich the REDO log is written, and is 8MB by default.
- This buffer is used as a front end to the file system when
- writing REDO log records to disk. If this buffer is too
- small, the <literal>NDB</literal> storage engine issues
- error code 1221 (<literal>REDO log buffers
- overloaded</literal>).
- </para>
<para>
- The minimum value is 1MB. If the node is running in
- diskless mode, these parameters can be set to their minimum
- values without penalty due to the fact that disk writes are
+ <literal>RedoBuffer</literal> sets the size of the buffer
+ inwhich the REDO log is written, and is 8MB by default. This
+ buffer is used as a front end to the file system when writing
+ REDO log records to disk. If this buffer is too small, the
+ <literal>NDB</literal> storage engine issues error code 1221
+ (<literal>REDO log buffers overloaded</literal>).
+ </para>
+
+ <para>
+ The minimum value is 1MB. If the node is running in diskless
+ mode, these parameters can be set to their minimum values
+ without penalty due to the fact that disk writes are
<quote>faked</quote> by the <literal>NDB</literal> storage
engine's filesystem abstraction layer.
- </para>
-
- <para>
- <emphasis role="bold">Important</emphasis>: It is not safe
- to decrease the value of this parameter during a rolling
- restart.
- </para>
- <indexterm>
- <primary><literal>UndoDataBuffer</literal></primary>
- </indexterm>
- <indexterm>
- <primary><literal>UndoIndexBuffer</literal></primary>
- </indexterm>
-
+ </para>
+
<para>
+ <emphasis role="bold">Important</emphasis>: It is not safe to
+ decrease the value of this parameter during a rolling restart.
+ </para>
+
+ <indexterm>
+ <primary><literal>UndoDataBuffer</literal></primary>
+ </indexterm>
+
+ <indexterm>
+ <primary><literal>UndoIndexBuffer</literal></primary>
+ </indexterm>
+
+ <para>
<emphasis role="bold">Note</emphasis>: The
<literal>UndoIndexBuffer</literal> and
<literal>UndoDataBuffer</literal> parameters which appeared in
earlier versions of MySQL Cluster are no longer necessary (or
- even present) in MySQL 5.1.
- </para>
+ even present) in MySQL 5.1.
+ </para>
<para id="mysql-cluster-controlling-log-messages">
<emphasis role="bold">Controlling Log Messages</emphasis>
@@ -12463,7 +12463,7 @@
which they are issued.
</para>
</listitem>
-
+
<listitem>
<para>
In MySQL 5.1.6, only those <literal>NDB</literal> tables
| Thread |
|---|
| • svn commit - mysqldoc@docsrva: r2982 - in trunk: refman-4.1 refman-5.0 refman-5.1 | jon | 9 Aug |
