Nvidia DGX H100 Service Manual

NVIDIA DGX H100 Service Manual
1.4. Running the Pre-ight Test
Instructions for running the DGX stress test.
NVIDIA recommends running the pre-ight stress test before putting a system into a production envi-
ronment or after servicing. You can specify running the test on the GPUs, CPU, memory, and storage,
and also specify the duration of the tests.
To run the tests, use NVSM.
Syntax:
sudo nvsm stress-test [--usage] [--force] [--no-prompt] [<test>...] [DURATION]
For help on running the test, issue the following.
sudo nvsm stress-test --usage
Recommended Command
The following command runs the test on all supported components (GPU, CPU, memory, and storage),
and takes approximately 20 minutes.
sudo nvsm stress-test --force
1.4. Running the Pre-ight Test 3

Nvidia DGX H100 Specifications

General

GPU	8x NVIDIA H100 Tensor Core GPUs
GPU Memory	640 GB HBM3 (80GB per GPU)
System Memory	2 TB DDR5
Form Factor	6U rackmount
Storage	30TB NVMe SSD
Power Supply	10kW
Interconnect	NVLink 4.0