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crash recovery administration


How to resolve and prevent “[ERROR] /usr/sbin/mysqld: Incorrect key file for table /tmp/#XXXXX.MYI” in VPS and dedicated servers

How to resolve and prevent “[ERROR] /usr/sbin/mysqld: Incorrect key file for table /tmp/#XXXXX.MYI” in VPS and dedicated servers

In VPS and dedicated servers, especially in those running high traffic websites, MySQL server sometimes fails to respond with the error [ERROR] /usr/sbin/mysqld: Incorrect key file for table ‘/tmp/#XXXXX.MYI’; try to repair it. This often leads to a secondary web server error 500 Internal Server Error. (more…)

Safe data recovery : Dos and Dont’s of rebuilding RAID arrays in data centers after a hard disk drive failure

Safe data recovery : Dos and Dont’s of rebuilding RAID arrays in data centers after a hard disk drive failure

It is unwelcome, it is tedious, but it is inevitable.

Every service provider dreads a hard disk crash, and the downtime it can lead to, but it is one eventuality that will happen sooner or later.

Today was one such day. A high priority alert notified our Dedicated Linux Server Administrators about a degraded RAID array in a data center we managed. Hard disk crashes are a P0 (highest priority) alert in our infrastructure management procedures, and initiates an emergency response.

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