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Displaying posts with tag: status (reset)
The invisible I/O thread failures are no more

To get the status of the replication slave, it is possible to check the Last_Error and Last_Errno fields from SHOW SLAVE STATUS. Unfortunately, they only give information about the status of the SQL thread (and not always that either). If the I/O thread fails, for example, because the server configuration is not correctly set up, or if the connection to the master is lost due to a network outage, it is necessary to dig through the error log to find out the reason. This might be possible, although annoying, for a DBA to do since he has access to the files on the machine where the server is running, but when using automatic recovery applications that watch the status of the replication, this is not practical. It is also easier to see the status of the server through a normal client connection, …

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