Overview of NVIDIA Mellanox MCX4421A-ACUN PCIe Card
The NVIDIA Mellanox MCX4421A-ACUN PCIe card is a high-speed networking device that is designed to deliver low-latency, high-bandwidth solutions to various data center applications. It is specifically engineered for modern data centers and ultra-fast storage applications. The MCX4421A-ACUN PCIe card ensures that each end of the network delivers a high-throughput solution, making it ideal for various virtualization, cloud computing, storage, and database platforms.
Features of NVIDIA Mellanox MCX4421A-ACUN PCIe Card
Here are some of the features of the NVIDIA Mellanox MCX4421A-ACUN PCIe Card:
- Industry-leading latency and bandwidth capabilities
- Up to 150Gbps full-duplex data throughput
- Low Power Consumption: 4.5W
- Single QSFP28 for data rate support up to 50/40/25/10Gb/s
- Advanced precision clock synchronization
- Quality of Service enforcement
Specifications of NVIDIA Mellanox MCX4421A-ACUN PCIe Card
The specifications of the NVIDIA Mellanox MCX4421A-ACUN PCIe Card are:
- Device Type: Network adapter
- Form Factor: Plug-in card
- Port Interface: PCIe 3.0 x16
- Dimensions (WxDxH): 6.6 cm x 16.77 cm
Using Technologies of NVIDIA Mellanox MCX4421A-ACUN PCIe Card
The NVIDIA Mellanox MCX4421A-ACUN PCIe Card is powered by the following technologies:
- Mellanox ASIC-based server adapter
- RDMA over Converged Ethernet (RoCE)
- RDMA Remote Direct Memory Access Stack
- GPUDirect RDMA
- NVIDIA Mellanox Multi-Host technology
Known Issues with the NVIDIA Mellanox MCX4421A-ACUN PCIe Card and Troubleshooting
There have been some known issues associated with the NVIDIA Mellanox MCX4421A-ACUN PCIe Card. Some of these known issues include:
- Network devices drop packets intermittently
- PCIe speeds that are below the requirements
- Critical errors reported in the event log despite good installation
To troubleshoot these issues, NVIDIA recommends several solutions, including checking whether the firmware and driver installations are up-to-date, monitoring RedHawk error logs, reducing PCI link generation settings, and ensuring sufficient resources are available.
Information About the Driver of NVIDIA Mellanox MCX4421A-ACUN PCIe Card
To get the best performance out of your NVIDIA Mellanox MCX4421A-ACUN PCIe Card, it is imperative that the correct driver is installed. The driver supports RDMA, RoCE (v2), and socket acceleration technologies. To download the right driver for your server, you will need to specify the following details:
- The operating system of your server
- The machine model/ part name of your NVIDIA Mellanox adapter
- The version of the driver you want to install (NVIDIA LTS Release/EOL Release/Current Release)
Once you have downloaded the driver, you can follow the installation guide to install it correctly.
In conclusion, with features like industry-leading latency and bandwidth capabilities, advanced precision clock synchronization, and quality of service enforcement, the NVIDIA Mellanox MCX4421A-ACUN PCIe Card is a high-performance networking solution that is ideal for modern data centers and ultra-fast storage applications. Despite some known issues, you can troubleshoot and resolve them. Ensure to install the right driver to get the best performance from your device.
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