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	<id>https://wiki.avdelning.se/index.php?action=history&amp;feed=atom&amp;title=Replikering_MySQL_5.1</id>
	<title>Replikering MySQL 5.1 - Revision history</title>
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	<updated>2026-05-11T20:06:49Z</updated>
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	<entry>
		<id>https://wiki.avdelning.se/index.php?title=Replikering_MySQL_5.1&amp;diff=254&amp;oldid=prev</id>
		<title>Linadmin: 1 revision imported</title>
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		<updated>2026-05-11T17:03:30Z</updated>

		<summary type="html">&lt;p&gt;1 revision imported&lt;/p&gt;
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				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 17:03, 11 May 2026&lt;/td&gt;
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		<author><name>Linadmin</name></author>
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	<entry>
		<id>https://wiki.avdelning.se/index.php?title=Replikering_MySQL_5.1&amp;diff=253&amp;oldid=prev</id>
		<title>Linuxwiki&gt;Wikiadmin: Skapade sidan med &#039;=== Sätta upp replikering (mysql v5.1 ===  ==== Inställningar på klient (del 1) ==== Skapa en replikeringsanvändare på slaven:  mysql&gt; CREATE USER &#039;repl&#039;@&#039;%.mydomain.com&#039;...&#039;</title>
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		<updated>2016-09-06T14:42:26Z</updated>

		<summary type="html">&lt;p&gt;Skapade sidan med &amp;#039;=== Sätta upp replikering (mysql v5.1 ===  ==== Inställningar på klient (del 1) ==== Skapa en replikeringsanvändare på slaven:  mysql&amp;gt; CREATE USER &amp;#039;repl&amp;#039;@&amp;#039;%.mydomain.com&amp;#039;...&amp;#039;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;=== Sätta upp replikering (mysql v5.1 ===&lt;br /&gt;
&lt;br /&gt;
==== Inställningar på klient (del 1) ====&lt;br /&gt;
Skapa en replikeringsanvändare på slaven:&lt;br /&gt;
 mysql&amp;gt; CREATE USER &amp;#039;repl&amp;#039;@&amp;#039;%.mydomain.com&amp;#039; IDENTIFIED BY &amp;#039;slavepass&amp;#039;;&lt;br /&gt;
 mysql&amp;gt; GRANT REPLICATION SLAVE ON *.*&lt;br /&gt;
     -&amp;gt; TO &amp;#039;repl&amp;#039;@&amp;#039;%.mydomain.com&amp;#039;;&lt;br /&gt;
&lt;br /&gt;
==== Inställningar på master (del 1) ====&lt;br /&gt;
Redigera my.cnf att hantera binloggning och sätt ett unikt värde på servern:&lt;br /&gt;
 [mysqld]&lt;br /&gt;
 log-bin=mysql-bin&lt;br /&gt;
 server-id=1&lt;br /&gt;
&lt;br /&gt;
Notering från MySQL.com:&lt;br /&gt;
&amp;#039;&amp;#039;For the greatest possible durability and consistency in a replication setup using InnoDB with transactions, you should use innodb_flush_log_at_trx_commit=1 and sync_binlog=1 in the master my.cnf file.&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;Ensure that the skip-networking option is not enabled on your replication master. If networking has been disabled, your slave will not able to communicate with the master and replication will fail.&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
Lås tabellerna på master genom att på denna mata in:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;FLUSH TABLES WITH READ LOCK;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
&amp;#039;&amp;#039;For InnoDB tables, note that FLUSH TABLES WITH READ LOCK also blocks COMMIT operations.&lt;br /&gt;
&lt;br /&gt;
Warning! Leave the client from which you issued the FLUSH TABLES statement running so that the read lock remains in effect. If you exit the client, the lock is released.&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
Sedan behöver man ta reda på vart slaven ska börja läsa datat:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;SHOW MASTER STATUS;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 +---------------+----------+--------------+------------------+&lt;br /&gt;
 | File          | Position | Binlog_Do_DB | Binlog_Ignore_DB |&lt;br /&gt;
 +---------------+----------+--------------+------------------+&lt;br /&gt;
 | mysql-bin.003 | 73       | test         | manual,mysql     |&lt;br /&gt;
 +---------------+----------+--------------+------------------+&lt;br /&gt;
&lt;br /&gt;
==== Inställning klient (del 2) ====&lt;br /&gt;
Dessa värden ska matas in i slaven:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;CHANGE MASTER TO&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_HOST=&amp;#039;master_host_name&amp;#039;,&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_USER=&amp;#039;replication_user_name&amp;#039;,&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_PASSWORD=&amp;#039;replication_password&amp;#039;,&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_FILE=&amp;#039;recorded_log_file_name&amp;#039;,&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_POS=recorded_log_position;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &lt;br /&gt;
 Det blir alltså i exemplet:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;CHANGE MASTER TO&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_HOST=&amp;#039;DNS eller IP till master&amp;#039;, &amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_USER=&amp;#039;repl&amp;#039;, &amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_PASSWORD=&amp;#039;slavepass&amp;#039;, &amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_FILE=&amp;#039;mysql-bin.003&amp;#039;, &amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_POS=73;&amp;#039;&amp;#039;&amp;#039; &amp;lt;- Notera att inga fnuttar ska vara runt positionen.&lt;br /&gt;
&lt;br /&gt;
Sätt ett unikt värde för server även på slavens my.cnf:&lt;br /&gt;
 [mysqld]&lt;br /&gt;
 server-id=2&lt;br /&gt;
&lt;br /&gt;
Glöm inte starta slaven med:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;START SLAVE;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
Kontrollera status med:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;SHOW SLAVE STATUS\G&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
==== Inställning på master (del 2) ====&lt;br /&gt;
När detta är gjort kan man släppa låset på masters tabeller:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;UNLOCK TABLES;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
=== Ändring av logfil och position ===&lt;br /&gt;
Om man av någon anledning behöver ändra logfil och position så att slaven börjar hämta data &amp;quot;på annat ställe&amp;quot; från master räcker det med att uppdatera MASTER_LOG_FILE och MASTER_LOG_POS på slaven:&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;STOP SLAVE;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;CHANGE MASTER TO&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_FILE=&amp;#039;mysql-bin.007&amp;#039;,&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;        MASTER_LOG_POS=&amp;#039;89344&amp;#039;;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
 &amp;#039;&amp;#039;&amp;#039;START SLAVE;&amp;#039;&amp;#039;&amp;#039;&lt;br /&gt;
&lt;br /&gt;
[[Category:mysql]]&lt;/div&gt;</summary>
		<author><name>Linuxwiki&gt;Wikiadmin</name></author>
	</entry>
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