Release Notes

Release Notes (PDF)

NVIDIA DOCA Release Notes

NVIDIA DOCA SDK release notes containing information on new features, bug fixes, and known issues.

NVIDIA DOCA™ 2.2.1 is a special GA software release meant to support and stabilize NVIDIA® BlueField®-3 DPUs only. For a DOCA version that supports BlueField-2 DPUs and ConnectX family adapter cards, please refer to DOCA 2.2.0.

  • Added support for signing and authenticating user DPA applications for BlueField-3, allowing only signed applications to load on DPA
  • Added Redfish support for configuring all UEFI secure boot settings (disable, enable, enroll user keys, etc.) at scale, remotely, and securely
  • Added alpha support for BlueMan
    Warning:

    The webserver for BlueMan Alpha uses HTTP connection. Users are advised to reconfigure the webserver to HTTPS.

  • Added support for the DOCA PCC library to support tracing on the device side of the application code using the call doca_pcc_dev_trace_5(...). The common use case for this call is to trace a specific flow using its flow tag, which can be acquired by the doca_pcc_dev_get_flowtag() call. This trace call is designed to be faster than the normal doca_pcc_dev_printf() call, and is added as a debugging tool that does not highly affect performance.
  • Individual priorities in mlxconfig
  • Optimized DPA RTOS performance
Important:

No updates were made to the DOCA RegEx and DOCA DPI libraries in DOCA 2.2. Please refer to DOCA 2.5 for a note regarding future RegEx and DPI updates.


Refer to the NVIDIA DOCA Installation Guide for Linux for information on:

  • Setting up NVIDIA DOCA SDK on your BlueField DPU
  • Supported BlueField platforms

3.1. Embedded DOCA Libraries

Component Version
doca-apps 2.2.0080-1
doca-grpc 2.2.0080-1
doca-libs 2.2.0080-1
ucx 1.15.0-1.2304052
gpunetio 2.2.0080-1

3.2. Embedded DOCA Drivers

Component Version Description
BlueField-3 firmware 32.38.3056 Firmware is used to run user programs on the device which allow hardware to run
ATF v2.2(release): 4.2.2-3-ged2a420 Arm-trusted firmware is a reference implementation of secure world software for Arm architectures
UEFI 4.2.2-2-g1174066 UEFI is a specification that defines the architecture of the platform firmware used for booting and its interface for interaction with the operating system
doca-base (MLNX_OFED) 23.07-0.5.0.0 NVIDIA® MLNX_OFED is a single software stack that operates across all NVIDIA network adapter solutions
MFT 4.25.1-11 NVIDIA® MFT is a set of firmware management and debug tools for NVIDIA devices
mlnx-dpdk 22.11.2307.2.0 Equivalent to DPDK upstream. The versioning of MLNX_DPDK indicates which upstream DPDK it is compatible with it (e.g., 22.11 is compatible with upstream DPDK 2022.11).
mlx-regex 1.2-ubuntu1 RegEx is a library that provides RegEx pattern matching to DOCA applications using the regular expression processor (RXP) or software-based engines when required
virtio-net-controller 1.6.27-1 Virtio-net-controller is a systemd service running on the DPU, with a user interface front-end to communicate with the background service
collectx-clxapi 1.13.2 A library which exposes the CollectX API, which allows any 3rd party to easily use CollectX functionality in their own programs
libvma 9.8.31-1 The NVIDIA® VMA library accelerates latency-sensitive and throughput-demanding TCP and UDP socket-based applications by offloading traffic from the user-space directly to the NIC, without going through the kernel and the standard IP stack (kernel-bypass)
libxlio 3.10.5-1.2307050 The NVIDIA® XLIO software library boosts the performance of TCP/IP applications based on NGINX (CDN, DoH, etc.) and storage solutions as part of the SPDK
dpcp 1.1.40-1.2307050 DPCP provides a unified flexible interface for programming IB devices using DevX
mlnx-snap 3.7.4-2 BlueField SNAP for NVMe and virtio-blk enables hardware-accelerated virtualization of local storage
mlnx-libsnap 1.5.4-9 Libsnap is a common library designed to assist common tasks for applications wishing to interact with emulated hardware over BlueField DPUs and take the most advantage from hardware capabilities
spdk 23.01-11 SPDK provides a set of tools and libraries for writing high performance, scalable, user-mode storage applications
flexio 23.9.1774 FlexIO SDK exposes an API for managing the device and executing native code over the DPA processor
dpacc 1.5.0 DPACC is a high-level compiler for the DPA processor which compiles code targeted for the data-path accelerator (DPA) processor into a device executable and generates a DPA program
rxp-compiler 23.07.1 NVIDIA® RXP® is a processor developed to efficiently process data to detect matches for a set of user-defined string and regular expression (RegEx) based rules and is used to compile regular expressions into a format that can be executed by the RXP
rxpbench 2.2.0080-1 RXPBench is a tool that allows for the performance comparison between the NVIDIA® RXP® hardware RegEx acceleration engine found in the BlueField DPU and the Intel® Hyperscan software library. It provides a comprehensive set of options and can facilitate ingress of data from live network ports or previously recorded PCAP files.
Rivermax 1.31 NVIDIA® Rivermax® is an optimized networking SDK for media and data streaming applications
RShim 2.0.9-0.gb35835f The user-space driver to access the BlueField SoC via the RShim interface, providing ways to push boot stream, debug the target, or login via the virtual console or network interface

3.3. DOCA Packages

Device Component Version Description

Host

DOCA SDK 2.2.1 Software development kit package for developing host software
DOCA Runtime 2.2.1 Runtime libraries required to run DOCA-based software applications on host
DOCA Tools 2.2.1 Tools for developers and administrators on host
DOCA Extra 2.2.1 Contains helper scripts (doca-info, doca-kernel-support)
DOCA OFED 2.2.1 Single software stack which operates across all NVIDIA network adapter solutions

Arm emulated (QEMU) development container

4.2.2 Linux-based BlueField Arm emulated container for developers

Target BlueField DPU (Arm)

BlueField BSP 4.2.2 BlueField image and firmware
DOCA SDK 2.2.1 Software development kit packages for developing Arm software
DOCA Runtime 2.2.1 Runtime libraries requied to run DOCA-based software applications on Arm
DOCA Tools 2.2.1 Tools for developers and administrators for Arm target

3.4. Supported Operating System Distributions

The default operating system of the BlueField DPU (Arm) is Ubuntu 22.04.

The supported operating systems on the host machine are the following:
Note:

Only the following generic kernel versions are supported for DOCA local repo package for host installation (whether by SDKM or manually).

OS Kernel x86 aarch64
Alinux 3.2 5.10  
Debian 10.13

5.10.135

5.4.210

 
Debian 10.8 4.19.0  
Oracle Linux 8.7 5.10/5.15  
RHEL/CentOS 7.6 3.10  
RHEL/CentOS 8.2 4.18  
Ubuntu 18.04 4.15  
Ubuntu 20.04 5.4  
Ubuntu 22.04 5.15  
Windows DOCA support for Windows is on DOCA's roadmap. For Windows driver support, refer to WinOF-2 Release Notes.

Customers who purchased NVIDIA products directly from NVIDIA are invited to contact us through the following methods:

Customers who purchased NVIDIA M-1 Global Support Services, please see your contract for details regarding Technical Support.

Customers who purchased NVIDIA products through an NVIDIA-approved reseller should first seek assistance through their reseller.

The following table lists the known issues and limitations for this release of DOCA SDK.
Reference Description
3603146 Description: Running mlxfwreset on BlueField-3 may cause the external host to crash when the RShim driver is running on that host.
Workaround: Stop the RShim driver on the external host using systemctl stop rshim before performing mlxfwreset.
Keyword: RShim; mlxfwreset
Reported in version: 2.2.1
3594836 Description: When enabling Flex IO SDK tracer at high rates, a slow-down in processing may occur and/or some traces may be lost.
Workaround: Keep tracing limited to ~1M traces per second to avoid a significant processing slow-down. Use tracer for debug purposes and consider disabling it by default.
Keyword: Tracer FlexIO
Reported in version: 2.2.1
3556795 Description: The first uplink representor interface may not be renamed to p0 from ethX.
Workaround: Run the command udevadm trigger -s net -c add -v.
Keyword: Representors
Reported in version: 2.2.1
3592080 Description: When using UEK8 on the host in DPU mode, creating a VF on the host consumes about 100MB memory on the DPU.
Workaround: N/A
Keyword: UEK; VF
Reported in version: 2.2.1
3568924 Description: doca_rdma does not support cross-subnet routing.
Workaround: N/A
Keyword: RDMA
Reported in version: 2.2.1
3566042 Description: Virtio hotplug is not supported in GPU-HOST mode on the NVIDIA Converged Accelerator.
Workaround: N/A
Keyword: Virtio; Converged Accelerator
Reported in version: 2.2.0
3546474 Description: PXE boot over ConnectX interface might not work due to an invalid MAC address in the UEFI boot entry.
Workaround: On the DPU, create /etc/bf.cfg file with the relevant PXE boot entries, then run the command bfcfg.
Keyword: PXE; boot; MAC
Reported in version: 2.2.0
3393316 Description: When LSO is enabled, if the header and data appear in the same fragment, the following warning is given from tcpdump:
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truncated-ip - 9 bytes missing

Workaround: N/A
Keyword: Virtio-net; large send offload
Reported in version: 2.2.0
3549785 Description: NVMe and mlx5_core drivers fail during BFB installation. As a result, Anolis OS cannot be installed on the SSD and the mlxfwreset command does not work during Anolis BFB installation.
Workaround: N/A
Keyword: Linux; NVMe; BFB installation
Reported in version: 2.2.0
3561723 Description: Running mlxfwreset sync 1 on NVIDIA Converged Accelerators may be reported as supported although it is not. Executing the reset will fail.
Workaround: N/A
Keyword: mlxfwreset
Reported in version: 2.2.0
3306489 Description: After rebooting a BlueField-3 DPU running Rocky Linux 8.6 BFB, the kernel log shows the following error:
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[ 3.787135] mlxbf_gige MLNXBF17:00: Error getting PHY irq. Use polling instead

This message indicates that the Ethernet driver will function normally in all aspects, except that PHY polling is enabled.

Workaround: N/A
Keyword: Linux; PHY; kernel
Reported in version: 2.2.0
3306489 Description: When performing longevity tests (e.g., mlxfwreset, DPU reboot, burning of new BFBs), a host running an Intel CPU may observer errors related to "CPU 0: Machine Check Exception".
Workaround: Add intel_idle.max_cstate=1 entry to the kernel command line.
Keyword: Longevity; mlxfwreset; DPU reboot
Reported in version: 2.2.0
3529297 Description: Enhanced NIC mode is not supported on BlueField-2 DPUs.
Workaround: N/A
Keyword: Operation; mode
Reported in version: 2.2.0
3538486 Description: When removing LAG configuration from the DPU, a kernel warning for uverbs_destroy_ufile_hw is observed if virtio-net-controller is still running.
Workaround: Stop virtio-net-controller service before cleaning up bond configuration.
Keyword: Virtio-net; LAG
Reported in version: 2.2.0
3527302 Description: Failure occurs on doca_mmap_start() if the memory range is from dmabuf (i.e., if mmap is created with doca_mmap_set_dmabuf_memrange() call).
Workaround: N/A
Keyword: Memory
Reported in version: 2.2.0
3541010 Description: In case of an asynchromous wait, submitting a doca_sync_event_job_wait job is limited to a Sync Event with a value in the range [0, 254] and is limited to a wait threshold in the range [0,254]. Other scenarios result in anomalous behavior.
Workaround: N/A
Keyword: Sync-event; kernel
Reported in version: 2.2.0
3511313 Description: On BlueField-3, the MAC addresses of Arm ports (p0 and p1) do not match the value on DPU sticker.
Workaround: N/A
Keyword: Port; MAC address
Reported in version: 2.2.0
3533508 Description: OVS-dpdk is not supported if grub is used to allocate hugepages.
Workaround: N/A
Keyword: Hugepages; OVS-DPDK
Reported in version: 2.2.0
3533850 Description: PCC is not supported when operating in DPU mode.
Workaround: N/A
Keyword: PCC
Reported in version: 2.2.0
3534219 Description: On BlueField-3 devices, from DOCA 2.2.0 to 32.37.1306 (or lower), the host crashes when executing partial Arm reset (e.g., Arm reboot; BFB push; mlxfwreset).
Workaround: Before downgrading the firmware:
  1. Run:
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    echo 0 > /sys/bus/platform/drivers/mlxbf-bootctl/large_icm

  2. Reboot Arm.
Keyword: PCC; hang
Reported in version: 2.2.0
3530300 Description: DOCA_PCC application may be terminated due to a false hang monitor alarm when running traffic.
Workaround: N/A
Keyword: PCC; hang
Reported in version: 2.2.0
N/A Description: The NVIDIA DOCA East-West Overlay Encryption Application (and the underlying DPU OS Kernel driver IPsec functionality) is not supported. User space DOCA IPsec is not impacted.
Workaround: N/A
Keyword: IPsec
Reported in version: 2.2.0
3382740 Description: Fragmented packets are not supported in Application Recognition, Intrusion Prevention, and URL Filtering reference applications.
Workaround: N/A
Keyword: Fragmented packets; DOCA applications
Reported in version: 2.2.0
3444073 Description: mlxfwreset is not supported in this release.
Workaround: Power cycle the host.
Keyword: mlxfwreset; support
Reported in version: 2.0.2
3448841 Description: While running CentOS 8.2, switchdev Ethernet DPU runs in "shared" RDMA net namespace mode instead of "exclusive".
Workaround: Use ib_core module parameter netns_mode=0. For example:
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echo "options ib_core netns_mode=0" >> /etc/modprobe.d/mlnx-bf.conf

Keyword: RDMA; isolation; Net NS
Reported in version: 2.0.2
3365363 Description: On BlueField-3, when booting virtio-net emulation device using a GRUB2 bootloader, the bootloader may attempt to close and re-open the virtio-net device. This can result in unexpected behavior and possible system failure to boot.
Workaround: N/A
Keyword: BlueField-3; virtio-net; UEFI
Reported in version: 2.0.2
3232444 Description: After live migration of virtio-net devices using the VFE driver, the max_queues_size output from the virtnet list may be wrong. This does not affect the actual value.
Workaround: N/A
Keyword: Virtio-net; live migration
Reported in version: 2.0.2
3441287 Description: Failure occurs when attempting to raise static LAG with ifenslave_2.10ubuntu3 package.
Workaround: Use ifenslave_2.9ubuntu1.
Keyword: ifenslave; bonding
Reported in version: 2.0.2
3373849 Description: Different OVS-based packages can include their own systemd services which prevents /sbin/mlnx_bf_configure from identifying the right one.
Workaround: Use a specific service name in /sbin/mlnx_bf_configure.
Keyword: OVS; systemd
Reported in version: 2.0.2
2706803 Description: When an NVMe controller, SoC management controller, and DMA controller are configured, the maximum number of VFs is limited to 124.
Workaround: N/A
Keyword: VF; limitation
Reported in version: 2.0.2
3380586 Description: Public key acceleration is not enabled on OpenEuler BFB due to missing configurations in the openssl.cnf file.
Workaround: N/A
Keyword: PKA; OpenSSL
Reported in version: 2.0.2
3273435 Description: Changing the mode of operation between NIC and DPU modes results in different capabilities for the host driver which might cause unexpected behavior.
Workaround: Reload the host driver or reboot the host.
Keyword: Modes of operation; driver
Reported in version: 2.0.2
3438222 Description: On BlueField DPU running Rocky, openEuler or Centos8.2 with default huge page size not equal to 2M, rxpbench fails to initialize as no mounted hugetlbfs is found for the 2M size.
Workaround: N/A
Keyword: rxpbench
Reported in version: 2.0.2
3377199 Description: After installing OpenEuler 20.03sp1 BFB, the 2nd port may raise configured with legacy mode.
Workaround: Reboot the DPU.
Keyword: OpenEuler; legacy
Reported in version: 2.0.2
3362822 Description: Running the gRPC firewall application in interactive mode and trying to add and remove the same entry leads to a failure on the server side which severs the connection to the server.
Workaround: N/A
Keyword: gRPC; firewall; interactive; connection
Reported in version: 2.0.2
3264749 Description: In Rocky and CentOS 8.2 inbox-kernel BFBs, RegEx requires the following extra huge page configuration for it to function properly:
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sudo hugeadm --pool-pages-min DEFAULT:2048M sudo systemctl start mlx-regex.service systemctl status mlx-regex.service

If these commands have executed successfully you should see active (running) in the last line of the output.

Workaround: N/A
Keyword: RegEx; hugepages
Reported in version: 1.5.1
3240153 Description: DOCA kernel support only works on a non-default kernel.
Workaround: N/A
Keyword: Kernel
Reported in version: 1.5.0
3217627 Description: The doca_devinfo_rep_list_create API returns success on the host instead of Operation not supported.
Workaround: N/A
Keyword: DOCA core; InfiniBand
Reported in version: 1.5.0

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