HPC Centers: Unclassified Systems

When to Contact the HPC Help Desk	Users should contact the HPC Help Desk when assistance is needed for unclassified problems, issues, or questions.
Hours of Operation	8:00 a.m. - 8:00 p.m. Eastern, Monday - Friday (excluding Federal holidays).
HPC Centers Home Page	https://centers.hpc.mil/
Help Desk Video Tutorial	Getting Help: the HPC Help Desk
Phone Number	1-877-222-2039 or (937) 255-0679
Help E-mail	help@helpdesk.hpc.mil
Accounts E-mail	accounts@helpdesk.hpc.mil
HPC Help Desk Manager E-mail	manager@helpdesk.hpc.mil
After Hours	Calls, e-mails and tickets received after normal operating hours will be addressed the following business day.
Mailing Address	DoD HPCMP HPC Help Desk AFRL/RCM 2435 Fifth Street Wright-Patterson Air Force Base, OH - 45433-7802
Ticket Requests	Active users may submit tickets from the Active User Help Ticket. Inactive users may submit tickets using the Inactive User Help Ticket.

Carpenter is an HPE Cray EX4000 system located at the ERDC DSRC. It has 1,632 standard compute nodes, 4 large-memory nodes, and 8 GPU nodes (a total of 313,344 compute cores). It has 585 TB of useable memory and is rated at 17.65 peak PFLOPS.

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Available Documentation

Maintenance
Date / Time	Details
2025 May 31 09:00 - 12:00 CT	Network Maintenance

Node Configuration
	Login	Standard	Large-Memory	Visualization
Total Nodes	10	1,632	4	8
Processor	AMD 9654 Genoa	AMD 9654 Genoa	AMD 9654 Genoa	AMD 7713 Milan
Processor Speed	2.4 GHz	2.4 GHz	2.4 GHz	2.0 GHz
Sockets / Node	2	2	2	2
Cores / Node	192	192	192	128
Total CPU Cores	1,920	313,344	768	1,024
Usable Memory / Node	8 GB	349 GB	2.973 TB	467 GB
Accelerators / Node	None	None	None	1
Accelerator	N/A	N/A	N/A	NVIDIA A40 PCIe 4
Memory / Accelerator	N/A	N/A	N/A	48 GB
Storage on Node	1.3 TB NVMe SSD	None	8.8 TB NVMe SSD	None
Interconnect	Ethernet	HPE Slingshot	HPE Slingshot	HPE Slingshot
Operating System	SLES 15	SLES 15	SLES 15	SLES 15

Queue Descriptions and Limits on Carpenter
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	24 Hours	9,408	N/A	N/A	Jobs belonging to DoD HPCMP Urgent Projects
	debug*	1 Hour	13,824	N/A	2	Time/resource-limited for user testing and debug purposes
	HIE	24 Hours	192	1	1	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	high_lw	168 Hours	7,488	N/A	3	Long-walltime jobs belonging to DoD HPCMP High Priority Projects
	high_lg	24 Hours	100,032	N/A	2	Large jobs belonging to DoD HPCMP High Priority Projects
	high_sm	24 Hours	9,408	N/A	17	Small jobs belonging to DoD HPCMP High Priority Projects
	frontier_lw	168 Hours	7,488	N/A	3	Long-walltime jobs belonging to DoD HPCMP Frontier Projects
	frontier_lg	24 Hours	100,032	N/A	2	Large jobs belonging to DoD HPCMP Frontier Projects
	frontier_sm	24 Hours	9,408	N/A	17	Small jobs belonging to DoD HPCMP Frontier Projects
	standard_lw	168 Hours	7,488	N/A	3	Long-walltime standard jobs
	standard_lg	24 Hours	100,032	N/A	2	Large standard jobs
	standard_sm	24 Hours	9,408	N/A	17	Small standard jobs
	serial	168 Hours	1	N/A	10	Single-core serial jobs. 1 core per hour charged to project allocation.
	transfer	48 Hours	1	N/A	10	Data transfer for user jobs. Not charged against project allocation. See the ERDC DSRC Archive Guide, section 5.2.
Lowest	background**	4 Hours	9,408	N/A	3	User jobs that are not charged against the project allocation

Narwhal is an HPE Cray EX system located at the Navy DSRC. It has 2,304 standard compute nodes, 26 large-memory nodes, 16 visualization accelerated nodes, 32 Single-GPU MLA accelerated nodes, and 32 Dual-GPU MLA accelerated nodes (a total of 2,410 compute nodes or 308,480 compute cores). It has 640 TB of memory and is rated at 13.5 peak PFLOPS.

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Available Documentation

Node Configuration
	Login	Standard	Large-Memory	Visualization	Single-GPU MLA	Dual-GPU MLA
Total Nodes	11	2,304	26	16	32	32
Processor	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome
Processor Speed	2.6 GHz	2.6 GHz	2.6 GHz	2.6 GHz	2.6 GHz	2.6 GHz
Sockets / Node	2	2	2	2	2	2
Cores / Node	128	128	128	128	128	128
Total CPU Cores	1,408	294,912	3,328	2,048	4,096	4,096
Usable Memory / Node	226 GB	238 GB	995 GB	234 GB	239 GB	239 GB
Accelerators / Node	None	None	None	1	1	2
Accelerator	N/A	N/A	N/A	NVIDIA V100 PCIe 3	NVIDIA V100 PCIe 3	NVIDIA V100 PCIe 3
Memory / Accelerator	N/A	N/A	N/A	32 GB	32 GB	32 GB
Storage on Node	880 GB SSD	None	1.8 TB SSD	None	880 GB SSD	880 GB SSD
Interconnect	HPE Slingshot	HPE Slingshot	HPE Slingshot	HPE Slingshot	HPE Slingshot	HPE Slingshot
Operating System	SLES	SLES	SLES	SLES	SLES	SLES

Queue Descriptions and Limits on Narwhal
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	24 Hours	16,384	N/A	100	Jobs belonging to DoD HPCMP Urgent Projects
	frontier	168 Hours	65,536	N/A	100	Jobs belonging to DoD HPCMP Frontier Projects
	high	168 Hours	32,768	N/A	100	Jobs belonging to DoD HPCMP High Priority Projects
	debug	30 Minutes	8,192	N/A	4	Time/resource-limited for user testing and debug purposes
	HIE	24 Hours	3,072	N/A	1	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	viz	24 Hours	128	N/A	8	Visualization jobs
	standard	168 Hours	32,768	N/A	100	Standard jobs
	mla	24 Hours	128	N/A	8	Machine Learning Accelerated jobs that require a GPU node; PBS assigns the next available smla (1-GPU) or dmla (2-GPU) node.
	smla	24 Hours	128	N/A	8	Machine Learning Accelerated jobs that require an smla (Single-GPU MLA) node.
	dmla	24 Hours	128	N/A	8	Machine Learning Accelerated jobs that require a dmla (Dual-GPU MLA) node.
	serial	168 Hours	1	N/A	26	Single-core serial jobs. 1 core per hour charged to project allocation.
	bigmem	96 Hours	1,280	N/A	2	Large-memory jobs
	transfer	48 Hours	1	N/A	10	Data transfer for user jobs. Not charged against project allocation. See the Navy DSRC Archive Guide, section 5.2.
Lowest	background	4 Hours	1,024	N/A	10	User jobs that are not charged against the project allocation

Nautilus is a Penguin Computing TrueHPC system located at the Navy DSRC. It has 1,384 standard compute nodes, 16 large-memory nodes, 16 visualization accelerated nodes, 32 AI/ML nodes, and 32 High Core Performance nodes (a total of 1,480 compute nodes or 186,368 compute cores). It has 386 TB of memory and is rated at 8.5 peak PFLOPS.

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Available Documentation

Node Configuration
	Login	Standard	Large-Memory	Visualization	AI/ML	High Core Performance
Total Nodes	14	1,384	16	16	32	32
Processor	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 73F3 Milan
Processor Speed	2 GHz	2 GHz	2 GHz	2 GHz	2 GHz	3.4 GHz
Sockets / Node	2	2	2	2	2	2
Cores / Node	128	128	128	128	128	32
Total CPU Cores	1,792	166,912	2,048	2,048 / 16	4,096 / 128	1,024
Usable Memory / Node	433 GB	231 GB	998 GB	491 GB	491 GB	491 GB
Accelerators / Node	None	None	None	1	4	None
Accelerator	N/A	N/A	N/A	NVIDIA A40 PCIe 4	NVIDIA A100 SXM 4	N/A
Memory / Accelerator	N/A	N/A	N/A	48 GB	40 GB	N/A
Storage on Node	49 GB NVMe SSD	None	49 GB NVMe SSD	None	49 GB NVMe SSD	None
Interconnect	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand
Operating System	RHEL	RHEL	RHEL	RHEL	RHEL	RHEL

Queue Descriptions and Limits on Nautilus
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	24 Hours	16,384	N/A	10	Jobs belonging to DoD HPCMP Urgent Projects
	debug	30 Minutes	10,752	N/A	4	Time/resource-limited for user testing and debug purposes
	HIE	24 Hours	3,072	N/A	3	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	frontier	168 Hours	65,536	N/A	50	Jobs belonging to DoD HPCMP Frontier Projects
	high	168 Hours	65,536	N/A	50	Jobs belonging to DoD HPCMP High Priority Projects
	serial	168 Hours	1	N/A	NA	Single-core serial jobs. 1 core per hour charged to project allocation.
	standard	168 Hours	16,384	N/A	150	Standard jobs
	transfer	48 Hours	1	N/A	NA	Data transfer for user jobs. Not charged against project allocation. See the Navy DSRC Archive Guide, section 5.2.
Lowest	background	4 Hours	4,096	N/A	10	User jobs that are not charged against the project allocation

Raider is a Penguin Computing TrueHPC system located at the AFRL DSRC. It has 1,480 standard compute nodes, 8 large-memory nodes, and 24 Visualization nodes, 32 MLA nodes, and 64 High Clock nodes (a total of 199,680 compute cores). It has 447 TB of memory and is rated at 9 peak PFLOPS.

More Info

Available Documentation

Maintenance
Date / Time	Details
2025 May 16 08:00 - May 17 12:00 ET (In Progress)	System Maintenance

Node Configuration
	Login	Login-viz	Standard	Large-Memory	Visualization	MLA	High Clock	Transfer
Total Nodes	6	4	1,480	8	24	32	64	2
Processor	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 7713 Milan	AMD 73F3 Milan	AMD 7713 Milan
Processor Speed	2.0 GHz	2.0 GHz	2.0 GHz	2.0 GHz	2.0 GHz	2.0 GHz	3.4 GHz	2.0 GHz
Sockets / Node	2	2	2	2	2	2	2	2
Cores / Node	128	128	128	128	128	128	32	128
Total CPU Cores	768	512	189,440	1,024	3,072	4,096	2,048	256
Usable Memory / Node	503 GB	503 GB	251 GB	2.0 TB	503 GB	503 GB	503 GB	503 GB
Accelerators / Node	1	1	None	None	1	4	None	None
Accelerator	NVIDIA A40 PCIe 4	NVIDIA A100 SXM 4	N/A	N/A	NVIDIA A40 PCIe 4	NVIDIA A100 SXM 4	N/A	N/A
Memory / Accelerator	45 GB	40 GB	N/A	N/A	45 GB	40 GB	N/A	N/A
Storage on Node	960 GB NVMe SSD	960 GB NVMe SSD	1.91 TB NVMe SSD	7.68 TB NVMe SSD	None	3.84 TB NVMe SSD	None	None
Interconnect	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand	HDR InfiniBand
Operating System	RHEL	RHEL	RHEL	RHEL	RHEL	RHEL	RHEL	RHEL

Queue Descriptions and Limits on Raider
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	168 Hours	92,160	N/A	N/A	Jobs belonging to DoD HPCMP Urgent Projects
	debug	1 Hour	3,840	15	4	Time/resource-limited for user testing and debug purposes
	high	168 Hours	92,160	N/A	N/A	Jobs belonging to DoD HPCMP High Priority Projects
	frontier	168 Hours	92,160	N/A	N/A	Jobs belonging to DoD HPCMP Frontier Projects
	standard	168 Hours	92,160	N/A	N/A	Standard jobs
	HIE	24 Hours	256	2	2	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	transfer	48 Hours	1	N/A	12	Data transfer for user jobs. Not charged against project allocation. See the AFRL DSRC Archive Guide, section 5.2.
Lowest	background	24 Hours	3,840	35	10	User jobs that are not charged against the project allocation

Ruth is an HPE Cray EX system located at the ARL DSRC. It has 640 standard compute nodes, 4 large-memory nodes, 16 AI/ML nodes, and 24 visualization nodes.

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Available Documentation

Node Configuration
	Login	Standard	Large-Memory	High Performance	AIML	Visualization	Transfer
Total Nodes	12	640	24	64	16	24	4
Processor	AMD 9654 Genoa	AMD 9654 Genoa	AMD 9654 Genoa	AMD 73F3 Milan	AMD 7A53 Trento	AMD 7713 Milan	AMD 9654 Genoa
Processor Speed	2.4 GHz	2.4 GHz	2.4 GHz	3.5 GHz	2.0 GHz	2.0 GHz	2.4 GHz
Sockets / Node	2	2	2	2	1	2	2
Cores / Node	192	192	192	32	64	128	192
Total CPU Cores	2,304	122,880	4,608	2,048	1,024	3,072	768
Usable Memory / Node	780 GB	360 GB	1,500 GB	500 GB	500 GB	500 GB	780 GB
Accelerators / Node	None	None	None	None	4	1	None
Accelerator	N/A	N/A	N/A	N/A	AMD MI250X Infinity	NVIDIA A40 PCIe 4	N/A
Memory / Accelerator	N/A	N/A	N/A	N/A	128 GB HBM2e Memory	48 GB	N/A
Storage on Node	None	None	18 TB NVMe SSD	None	3.5 TB NVMe SSD	None	35 TB NVMe SSD
Interconnect	Ethernet	HPC Slingshot	HPC Slingshot	HPC Slingshot	HPE Slingshot	HPE Slingshot	HPE Slingshot
Operating System	SLES 15	SLES 15	SLES 15	SLES 15	SLES 15	SLES 15	SLES 15

Queue Descriptions and Limits on Ruth
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	24 Hours	N/A	N/A	N/A	Jobs belonging to DoD HPCMP Urgent Projects
	transfer	48 Hours	N/A	N/A	3	Data transfer for user jobs. Not charged against project allocation. See the ARL DSRC Archive Guide, section 5.2.
	debug	1 Hour	16,384	N/A	2	Time/resource-limited for user testing and debug purposes
	high	168 Hours	100,000	N/A	100,000	Jobs belonging to DoD HPCMP High Priority Projects
	frontier	168 Hours	N/A	N/A	42	Jobs belonging to DoD HPCMP Frontier Projects
	cots	96 Hours	512	N/A	20	Jobs belonging to DoD HPCMP Frontier Projects
	HIE	24 Hours	768	N/A	2	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	interactive	12 Hours	N/A	N/A	3	Rapid response for interactive work.
	staff	168 Hours	N/A	N/A	N/A	Jobs belonging to DoD HPCMP Staff Projects
	standard	168 Hours	100,000	N/A	N/A	Standard jobs
	standard-long	200 Hours	4,096	N/A	2	Standard jobs needing additional wall time
Lowest	background*	24 Hours	10,000	N/A	2	User jobs that are not charged against the project allocation

Warhawk is an HPE Cray EX system located at the AFRL DSRC. It has 1,024 standard compute nodes, 4 large-memory nodes, 24 1-GPU visualization nodes, and 40 2-GPU Machine-Learning nodes (a total of 1,092 compute nodes or 139,776 compute cores). It has 564 TB of memory and is rated at 6.86 peak PFLOPS.

More Info

Available Documentation

Maintenance
Date / Time	Details
2025 May 19 08:00 - May 30 17:00 ET	System Maintenance

Node Configuration
	Login	Standard	Large-Memory	Visualization	Machine-Learning Accelerated
Total Nodes	7	1,024	4	24	40
Processor	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome	AMD 7H12 Rome
Processor Speed	2.6 GHz	2.6 GHz	2.6 GHz	2.6 GHz	2.6 GHz
Sockets / Node	2	2	2	2	2
Cores / Node	128	128	128	128	128
Total CPU Cores	896	131,072	512	3,072	5,120
Usable Memory / Node	995 GB	503 GB	995 GB	503 GB	503 GB
Accelerators / Node	None	None	None	1	2
Accelerator	N/A	N/A	N/A	NVIDIA V100 PCIe 3	NVIDIA V100 PCIe 3
Memory / Accelerator	N/A	N/A	N/A	32 GB	32 GB
Storage on Node	None	None	None	None	None
Interconnect	Cray Slingshot	Cray Slingshot	Cray Slingshot	Cray Slingshot	Cray Slingshot
Operating System	SLES	SLES	SLES	SLES	SLES

Queue Descriptions and Limits on Warhawk
Priority	Queue Name	Max Wall Clock Time	Max Cores Per Job	Max Queued Per User	Max Running Per User	Description
Highest	urgent	168 Hours	69,888	N/A	N/A	Jobs belonging to DoD HPCMP Urgent Projects
	debug	1 Hour	2,816	15	4	Time/resource-limited for user testing and debug purposes
	high	168 Hours	69,888	N/A	N/A	Jobs belonging to DoD HPCMP High Priority Projects
	frontier	168 Hours	69,888	N/A	N/A	Jobs belonging to DoD HPCMP Frontier Projects
	standard	168 Hours	69,888	N/A	N/A	Standard jobs
	HIE	24 Hours	256	N/A	2	Rapid response for interactive work. For more information see the HPC Interactive Environment (HIE) User Guide.
	transfer	48 Hours	1	N/A	12	Data transfer for user jobs. Not charged against project allocation. See the AFRL DSRC Archive Guide, section 5.2.
Lowest	background	24 Hours	2,816	N/A	35	User jobs that are not charged against the project allocation

HPC Help Desk

Unclassified Systems

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Available Documentation