... include mysqlsniffer (http://
hackmysql.com/mysqlsniffer) and tcpdump; see http://forge .mysql. com/snippets/
view.php?id=15 for an example of how to use tcpdump.
• Use a proxy, such as MySQL Proxy, ... Optimization
Query Execution Basics
If you need to get high performance from your MySQL server, one of the best ways
to invest your time is in learning how MySQL optimizes and execut...
... of a high performance drive, the simplest case of a
separately excited DC motor is considered next.
1.2 HIGH PERFORMANCE SEPARATELY EXCITED DC MACHINE
What is generally meant by a high performance ... itself is fully controllable enabling high performance of
HIGH PERFORMANCE DRIVES
E Levi, 2001
3
the drive to be achieved. A schematic diagram of a high- performance DC...
... HIGH PERFORMANCE DRIVES
E Levi, 2001
50
regarded as constant). Equations derived for the current-fed ... fixed sensors are used in the air-gap of the machine, displaced by 90 degrees). Magnitude and
HIGH PERFORMANCE DRIVES
E Levi, 2001
51
position of the rotor flux space vector can then be obtained ... (2.24)-(2.26), together with flux linkage equations (2.21), suggests the fo...
... for the connection of the
latest, highly reliable, high performance peripheral devices such as RAID disks.
FC offers the advantages of connectivity to newer high performance RAID stor-
age systems ... Nisshin-cho, Fuchu, Tokyo, Japan,
4
NEC High Performance Computing Europe GmbH,
Prinzenallee 11, D-40549 D¨usseldorf, Germany
Abstract In 2003, the High Performance Computing Cent...
... to thank Uwe K¨uster of the High Performance Comput-
ing Center Stuttgart’ (HLRS) for his continuing interest and most helpful advice
and the staff of ‘NEC – High Performance Computing Europe’ ... Computing (5)65 (2005) 553–563
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The...
... of FEM
performance. Comput Methods Appl Mech Eng 51 (1985) 3–29
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Please purchase PDF Split-Merge on www.verypdf.com ... carrying out 3D simu-
lations for complex geometries and flow with high Reynolds number is nowadays
time consuming even for high performance computers, Fig. 1. Therefore, DNS is
unlikely to...
... Comp. Phys. 117 (1995) 1–19
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Toward TFlop ... 128k
Fig. 3. Scaling of IMD on the Itanium (top) and Xeon (bottom) systems
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188 M. Bernreuther, J. Vrabec
in most...
... while
positive values denote damping. Figure 16 shows that the highest amplification
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Direct Numerical Simulation of ... grid-stretching-parameters
is nontrivial.
5Performance
Good computational performance of a parallel code is first of all based on its
single processor performance. As the NEC SX-8 is a vector c...
... the considerations of this sub-section and discussion of high performance DC motor
drives, the following statements can be made:
• High performance operation requires that the electro-magnetic ... the motor is highly oscillatory during the transient.
It even takes negative values in some instants, during which the speed reduces rather than increases.
Recall that in a high performan...
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Part I
Introduction
Please purchase PDF Split-Merge ... been able to finish this book.
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