HP XC System 4.x Software manual Debugging Applications, Srun Roles Srun Modes

5.2	Submitting a Serial Job Using LSF	49
	5.2.1 Submitting a Serial Job with the LSF bsub Command	49
	5.2.2 Submitting a Serial Job Through SLURM Only	50
5.3 Submitting a Parallel Job		51
	5.3.1 Submitting a Non-MPI Parallel Job	51
	5.3.2 Submitting a Parallel Job That Uses the HP-MPI Message Passing Interface	52
	5.3.3 Submitting a Parallel Job Using the SLURM External Scheduler	53
5.4	Submitting a Batch Job or Job Script	56
5.5	Submitting Multiple MPI Jobs Across the Same Set of Nodes	58
	5.5.1 Using a Script to Submit Multiple Jobs	58
	5.5.2 Using a Makefile to Submit Multiple Jobs	58
5.6 Submitting a Job from a Host Other Than an HP XC Host		61
5.7	Running Preexecution Programs	61
6 Debugging Applications		63
6.1	Debugging Serial Applications	63
6.2 Debugging Parallel Applications		63
	6.2.1 Debugging with TotalView	64
	6.2.1.1 SSH and TotalView	64
	6.2.1.2 Setting Up TotalView	64
	6.2.1.3 Using TotalView with SLURM	65
	6.2.1.4 Using TotalView with LSF	65
	6.2.1.5 Setting TotalView Preferences	65
	6.2.1.6 Debugging an Application	66
	6.2.1.7 Debugging Running Applications	67
	6.2.1.8 Exiting TotalView	67
7 Monitoring Node Activity		69
7.1 The Xtools Utilities		69
7.2	Running Performance Health Tests	70
8 Tuning Applications		75
8.1	Using the Intel Trace Collector and Intel Trace Analyzer	75
	8.1.1 Building a Program — Intel Trace Collector and HP-MPI	75
	8.1.2 Running a Program – Intel Trace Collector and HP-MPI	76
8.2 The Intel Trace Collector and Analyzer with HP-MPI on HP XC		77
	8.2.1 Installation Kit	77
	8.2.2 HP-MPI and the Intel Trace Collector	77
8.3	Visualizing Data – Intel Trace Analyzer and HP-MPI	79
9 Using SLURM		81
9.1	Introduction to SLURM	81
9.2	SLURM Utilities	81
9.3	Launching Jobs with the srun Command	81
	9.3.1 The srun Roles and Modes	82
	9.3.1.1 The srun Roles	82
	9.3.1.2 The srun Modes	82
	9.3.2 Using the srun Command with HP-MPI	82
	9.3.3 Using the srun Command with LSF	82
9.4	Monitoring Jobs with the squeue Command	82
9.5 Terminating Jobs with the scancel Command		83
9.6 Getting System Information with the sinfo Command		83

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