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How can the occurrence of Bad Stripe Table (BST) entries be minimized?

April 26, 2017bad BST entries minimized OCCURRENCE stripe Table

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How can the occurrence of Bad Stripe Table (BST) entries be minimized?

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• Ensure that the server is always properly shut down and powered off. • Ensure that the server is properly protected from unexpected power off conditions by implementing UPS redundancy. • Ensure that the server is operating within environmental specifications. • Monitor the physical disk subsystem for Hard Disk errors or failures. Replace failed drives as soon as possible to minimize the time an array operates in a critical state. • Ensure that hot spares are available and configured for redundant arrays. Is there a way to fix or clear a Bad Stripe Table (BST) entry on an array once it has occurred? No, there is no procedure or tool available for clearing or repairing a bad stripe while maintaining the existing array. In the instances when a bad stripe has occurred, the data contained within that stripe is incomplete, invalid, or inconsistent between the data and parity and a Bad Stripe Table entry is created to block that stripe to prevent hidden data corruption. There are only two s