Web hosting - Chapter 18 . Replication 547 . Regardless of
Chapter 18 . Replication 547 . Regardless of the type chosen for the replication set, monitoring replication is important. The size of the binary log can grow to no more than 2 gigabytes on some file systems; other issues can also arise that cause replication to fail. . Perl with the DBI/DBD can be used to produce a simple replication monitoring program for replication. . Using PHP, a more sophisticated monitoring program can be built that is accessible from the Web. . If an error or other unexpected event occurs, one or more servers in the replication set may break out of the set. If this happens, you will have to kick-start the replication by issuing commands or manually restarting replication. . One way to kick-start replication is to keep the original snapshot on the master and distribute that to the slave server. The slave server then replays the replication log to catch up. …
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