April 2018
Intermediate to advanced
508 pages
15h 22m
English
Content preview from PostgreSQL 10 High Performance - Third Edition
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Drive error handling
Just because it's possible to buy really inexpensive SATA drives and get good performance from them, that doesn't necessarily mean you want to put them in a database server. It doesn't matter how fast your system normally runs at if a broken hard drive has taken it down and made the server unusable.
The first step towards reliable hard drive operation is for the drive to accurately report the errors it does run into. This happens through two mechanisms: error codes reported during read and write operations, and drive status reporting through the SMART protocol. SMART provides all sorts of information about your drive, such as its temperature and the results of any self-tests that have been run.
When they find bad data, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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