December 2013
Intermediate to advanced
1872 pages
153h 31m
English
book
Microsoft® SQL Server 2012 Unleashed
by Ray Rankins, Paul T. Bertucci, Chris Gallelli, Alex T. Silverstein
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affinity mask
Type: Advanced option
Default value: 0
When a server is experiencing a heavy load because other applications are running on the same server, it might be desirable to bind thread affinity to a processor.
affinity mask is a bitmapped field that provides SQL Server threads an affinity to processors. This is typically used in conjunction with the affinity I/O mask option just described. Starting from the least-significant digit, each bit that is set to 1 represents the processor on which SQL Server will spawn its threads. Processors are numbered from 0 to 7. An example of the bitmask values for the first seven processors of an eight-processor system follows (with decimal values shown in parentheses):
You usually leave the eighth processor ...
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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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