HP XC System 4.x Software Table of Contents, About This Document, 1 Overview of the User Environment, 2 Using the System

Table of Contents
About This Document.......................................................................................................	11
Intended Audience................................................................................................................................	11
New and Changed Information in This Edition...................................................................................	11
Typographic Conventions.....................................................................................................................	11
HP XC and Related HP Products Information.....................................................................................	12
Related Information..............................................................................................................................	13
Manpages..............................................................................................................................................	16
HP Encourages Your Comments..........................................................................................................	17
1 Overview of the User Environment.............................................................................	19
1.1 System Architecture........................................................................................................................	19
1.1.1 HP XC System Software..........................................................................................................	19
1.1.2 Operating System....................................................................................................................	19
1.1.3 Node Platforms.......................................................................................................................	19
1.1.4 Node Specialization.................................................................................................................	20
1.1.5 Storage and I/O........................................................................................................................	21
1.1.6 File System...............................................................................................................................	21
1.1.7 System Interconnect Network.................................................................................................	22
1.1.8 Network Address Translation (NAT)......................................................................................	23
1.2 Determining System Configuration Information............................................................................	23
1.3 User Environment...........................................................................................................................	23
1.3.1 LVS...........................................................................................................................................	23
1.3.2 Modules...................................................................................................................................	23
1.3.3 Commands..............................................................................................................................	24
1.4 Application Development Environment.........................................................................................	24
1.4.1 Parallel Applications...............................................................................................................	24
1.4.2 Serial Applications..................................................................................................................	25
1.5 Run-Time Environment...................................................................................................................	25
1.5.1 SLURM....................................................................................................................................	25
1.5.2 Load Sharing Facility (LSF).....................................................................................................	25
1.5.3 Standard LSF...........................................................................................................................	25
1.5.4 How LSF and SLURM Interact................................................................................................	26
1.5.5 HP-MPI....................................................................................................................................	26
1.6 Components, Tools, Compilers, Libraries, and Debuggers............................................................	27
2 Using the System..........................................................................................................	29
2.1 Logging In to the System.................................................................................................................	29
2.1.1 LVS Login Routing..................................................................................................................	29
2.1.2 Using the Secure Shell to Log In.............................................................................................	29
2.2 Overview of Launching and Managing Jobs..................................................................................	29
2.2.1 Introduction.............................................................................................................................	30
2.2.2 Getting Information About Queues........................................................................................	30
2.2.3 Getting Information About Resources....................................................................................	30
2.2.4 Getting Information About System Partitions........................................................................	31
2.2.5 Launching Jobs........................................................................................................................	31
2.2.6 Getting Information About Your Jobs.....................................................................................	31
2.2.7 Stopping and Suspending Jobs...............................................................................................	31
2.2.8 Resuming Suspended Jobs......................................................................................................	31
2.3 Performing Other Common User Tasks..........................................................................................	31

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