January 2005
Beginner to intermediate
928 pages
22h 14m
English
book
Understanding DB2®: Learning Visually with Examples
by Raul F. Chong, Clara Liu, Sylvia F. Qi, Dwaine R. Snow
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15.7. 32-Bit Memory Model Considerations
If you install DB2 on a 32-bit operating system, there are limitations to the maximum size of a shared memory segment that a process can allocate. Since each database has all of its shared memory allocated in the same segment, there is a limit on the total amount of shared memory that can be allocated per database.
In 32-bit AIX, there are a maximum of sixteen 256MB shared memory segments that can be addressed by a process. Of these sixteen segments, only seven can be used by DB2 for shared memory. By default, DB2 reserves one of these seven segments for optimizing memory-mapped I/O. If you have multiple logical partitions on the same server, DB2 also uses one of these seven segments for inter-partition ...
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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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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.