Escali Escali, LLC Network Router 4.4 Manual Do Utilizador

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Section: 1.3 How to read this guide
Scali MPI Connect Release 4.4 Users Guide 
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1.2.6 Licensing
SMC is licensed using Scali license manager system. In order to run SMC a valid demo or a 
permanent license must be obtained. Customers with valid software maintenance contracts 
with Scali may request this directly from license@scali.com. All other requests, including 
DEMO licenses, should be directed to sales@scali.com.
1.2.7 Feedback
Scali appreciates any suggestions users may have for improving both this Scali MPI Connect 
User’s Guide and the software described herein. Please send your comments by e-mail to 
support@scali.com.
Users of parallel tools software using SMC on a Scali System are also encouraged to provide 
feedback to the National HPCC Software Exchange (NHSE) - Parallel Tools Library [10]. The 
Parallel Tools Library provides information about parallel system software and tools, and also 
provides for communication between software authors and users.
1.3 How to read this guide
This guide is written for skilled computer users and professionals. It is assumed that the reader 
is familiar with the basic concepts and terminology of computer hardware and software since 
none of these will be explained in any detail. Depending on your user profile, some chapters 
are more relevant than others. 
1.4 Acronyms and abbreviations 
Abbreviation
Meaning
AMD64
The 64 bit Instruction set arcitecture (ISA) that is the 64 bit extention to the Intel 
x86 ISA. Also known as x86-64. The Opteron and Athlon64 from AMD are the 
first implementations of this ISA.
DAPL 
Direct Access Provider Library DAT Instantiation for a given interconnect
DAT
Direct Access Transport - Transport-independent, platform-independent Applica-
tion Programming Interfaces that exploit RDMA
DET 
Direct Ethernet Transport - Scali's DAT implementation for Ethernet-like devices, 
including channel aggregation
EM64T
The Intel implementation of the 64 bit extention to the x86 ISA. Also See 
AMD64.
GM
A software interface provided by Myricom for their Myrinet interconnect 
 
hardware.
HCA
Hardware Channel Adapter. Term used by Infiniband vendors referencing to the 
hardware adapter.
HPC
High Performance Computer
IA32 
Instruction set Architecture 32 Intel x86 architecture
Table 1-1: Acronyms and abbreviations