December 2011
Intermediate to advanced
426 pages
13h 30m
English
book
Power Systems Enterprise Servers with PowerVM Virtualization and RAS
by Dino Quintero, JinHoon Baek, Guillermo Diez, Hassan Elsetohy, Debra Francis, Bing He, Rajesh Jeyapaul, Anil Kalavakolanu, Tejaswini Kaujalgi, David Kgabo, Ricardo Puig, Vani Ramagiri
Content preview from Power Systems Enterprise Servers with PowerVM Virtualization and RAS
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288 Power Systems Enterprise Servers with PowerVM Virtualization and RAS
Case study
In order to provide a timeout mechanism with the DB2 client, DB2 provides one environment
variable (DB2TCP_CLIENT_RCVTIMEOUT) to enable it. For example, when you set
DB2TCP_CLIENT_RCVTIMEOUT=10, the timeout value is 10 seconds. After enabling this
function, DB2 adds invoking subroutines for each transaction, it includes localtime() and
gettimeofday() and others. If the response time of the transaction is extremely short, for
example, 0.00005s, and you enable this environment variable, the performance difference is
obvious (sometimes more than 10%) between the ...
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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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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.