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1. DGX OS Releases and Versioning
2. DGX OS 5 Releases
2.1. New Features in DGX OS Release 5.4
2.2. New Features in DGX OS Release 5.3
2.2.1. Rotating the GPG Keys
2.2.1.1. Rotating the GPG Key For a Default Installation or After Reimaging
2.2.1.2. Rotating the GPG Keys for the DGX Software Stack
2.3. New Features in DGX OS Release 5.2
2.4. New Features in DGX OS Release 5.1
2.5. New Features in DGX OS Release 5.0
2.6. Update History
2.6.1. Update: November 22, 2022
2.6.2. Update: October 14, 2022
2.6.3. Update: June 7, 2022
2.6.4. Update: May 17, 2022
2.6.5. Update: April 28, 2022
2.6.6. Update: February 17, 2022
2.6.7. Update: December 14, 2021
2.6.8. Update: October 26 , 2021
2.6.9. DGX OS 5.1 Release: August 26, 2021
2.6.10. Update: June 30 , 2021
2.6.11. Update: June 20 , 2021
2.6.12. Update: June 2, 2021
2.6.13. Update: May 27, 2021
2.6.14. Update: May 06, 2021
2.6.15. Update: April 20, 2021
2.6.16. Update: April 13, 2021
2.6.17. Update: March 30, 2021
2.6.18. Update: March 2, 2021
2.6.19. Update: February 23, 2021
2.6.20. Update: January 20, 2021
2.6.21. Update: December 11, 2020
2.6.22. DGX OS 5.0 Release: October 31, 2020
3. Known Issues Summary
3.1. Known Issues Details
3.1.1. Regression of CUDA application startup performance
3.1.2. NVSM Stress Test Logs Do Not Contain Summary Information
3.1.3. Unsupported Installation Options Appear in the ISO GRUB Menu
3.1.4. nvidia-release-upgrade May Report That Not All Updates Have Been Installed and Exit
3.1.5. EFI Boot Manager Lists Ubuntu as a Boot Option
3.1.6. Duplicate EFI Variable May Cause efibootmgr to Fail
3.1.7. Erroneous Insufficient Power Error May Occur for PCIe Slots
3.1.8. AMD Crypto Co-processor is not Supported
3.1.9. nvsm show alerts Reports NVSwitch PCIe Link Width is Degraded
3.1.10. nvsm show health Reports Firmware as Not Authenticated
3.1.11. Running NGC Containers Older than 20.10 May Produce “Incompatible MOFED Driver” Message
3.1.12. System May Slow Down When Using mpirun
3.1.13. Software Power Cap Not Reported Correctly by nvidia-smi
3.1.14. Forced Reboot Hangs the OS
3.1.15. Applications that call the cuCTXCreate API Might Experience a Performance Drop
3.1.16. NVIDIA Desktop Shortcuts Not Updated After a DGX OS Release Upgrade
3.1.17. Unable to Set a Separate/xinerama Mode through the xorg.conf File or through nvidia-settings
3.2. DGX OS Resolved Issues Details
3.2.1. NVSM Platform Displays as Unsupported
3.2.2. cudaMemFree CUDA API Performance Regression
3.2.3. NVSM Enumerates NVSwitches as 8-13 Instead of 0-5
3.2.4. BMC is not Detectable After Restoring BMC to Default
3.2.5. A System with Encrypted rootfs May Fail to Boot if one of the M.2 drives is Corrupted
3.2.6. NVSM Fails to Show CPU Information on Non-English Locales
3.2.7. Driver Version Mismatch Reported
3.3. Known Limitations Details
3.3.1. No RAID Partition Created After ISO Install
3.3.2. NSCQ Library and Fabric Manager Might Not Install When Installing a New NVIDIA Driver
3.3.3. System Services Startup Messages Appear Upon Completion of First-Boot Setup
3.3.4. Hot-plugging of Storage Drives not Supported
3.3.5. Syslog Contains Numerous "SM LID is 0, maybe no SM is running" Error Messages
3.3.6. Serial Over LAN Does not Work After Cold Resetting the BMC
3.3.7. Some BMC Dashboard Quick Links Appear Erroneously
3.3.8. Applications Cannot be Run Immediately Upon Powering on the DGX-2
3.3.9. [DGX-1]: Script Cannot Recreate RAID Array After Re-inserting a Known Good SSD
3.3.10. [DGX Station A100] Suspend and Power Button Section Appears in Power Settings
3.3.11. [DGX-2] NVSM Does not Detect Downgraded GPU PCIe Link
A. Downgrading Firmware for Mellanox ConnectX-4 Cards
A.1. Checking the Device Type
A.2. Downgrading the Firmware
B. DGX Software Stack
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