개발 스킬

Build and troubleshoot NVMe-oF storage targets that expose local disks over a network using DOCA STA. Guides device support checks, I/O queue sizing, and error diagnosis on BlueField or ConnectX hardware.

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• Build an accelerated NVMe-oF storage target
• Check device support and I/O queue limits
• Investigate connection timeouts over RoCE

Integrate a machine learning weather model into Earth2Studio for forecasts that advance through time. The skill guides wrapper implementation, coordinate handling, model loading, tests, dependency declarations, and documentation updates using a reference inference script.

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• Add an external weather model to Earth2Studio
• Align model inputs, outputs, and coordinates
• Test forecast steps and sequences

Find and run Holoscan Sensor Bridge example applications that match a connected development kit, board, software version, and sensors. Monitor timed runs, investigate failures, suggest code or environment changes, and summarize the session.

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• Find example apps compatible with connected sensors
• Run a sample application for 60 seconds
• Analyze failures and retry an application

Read hardware counters, values describing device activity, from BlueField or ConnectX in a DOCA application. The skill guides supported-counter checks, reader setup, sampling, and error handling across six domains, including PCC, DPA, PHY, and PCI.

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• Reading PCC counters from a BlueField application
• Sampling DPA counters
• Adding PHY or PCI counter reads to an application

Helps developers offload remote memory operations from HPC, UCX, or MPI applications to a BlueField DPU, a processor for infrastructure tasks. Covers host-side DOCA UROM setup, supported-operation discovery, completion handling, and error investigation.

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• Offloading MPI communication work to a BlueField DPU
• Checking supported operations through plugin discovery
• Investigating errors from host-side UROM calls

Derive HSB Sensor RX packetizer settings from sensor data widths, stream counts, and rearrangement needs. Produce SystemVerilog configuration lines or a YAML handoff, with explanations of how the chosen values shape data handling.

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• Choose settings for splitting sensor data into virtual streams
• Configure data rearrangement or replication
• Prepare packetizer values for hsb-ip-def

Create a minimal Isaac for Healthcare Workflow with a ground plane, dome light, and one idle mode. It generates five scaffold files and runs static checks without launching Isaac Sim, providing a starting point for later scene authoring.

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• Starting a blank healthcare robotics Workflow
• Previewing scaffold files before creation
• Checking a new scaffold without launching Isaac Sim

Build SHA hashing applications for BlueField or ConnectX accelerators with guidance on single-request versus chunked processing, supported algorithms, buffer sizes, memory permissions, and errors returned by the DOCA SHA API.

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• Offloading SHA-256 hashing to BlueField
• Choosing single-request or chunked hashing
• Checking algorithm support and buffer limits

Helps add DOCA capabilities to an existing DPDK packet-processing application. Guides port mapping, packet-buffer conversion, compatibility checks, builds, and debugging so developers can integrate DOCA while retaining their existing packet-processing code.

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• Add DOCA capabilities to an existing DPDK application
• Map a DPDK port to a DOCA device
• Convert between DPDK and DOCA packet buffers

Build packet steering rules, which direct network traffic by matching its properties, with DOCA Flow on NVIDIA NICs or DPUs. Adapt shipped samples, validate rules against installed APIs and hardware capabilities, and investigate counters or runtime errors.

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• Route traffic matching address and port conditions
• Bring up Flow ports
• Validate rules before programming hardware

Investigate DOCA build failures, runtime errors, and silent tools by checking each system layer. Get guidance on increasing log detail and collecting reproducible evidence for troubleshooting or a Developer Forum question.

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• Identify the layer behind a DOCA build or runtime failure
• Increase log detail for a silent DOCA tool
• Collect reproducible evidence for a forum question

Build and troubleshoot applications that move DEFLATE compression and decompression, or LZ4 decompression, to DOCA-supported hardware. Guidance covers device capabilities, buffer sizes, memory permissions, validation, and deciding when CPU processing is more suitable.

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• Moving bulk DEFLATE compression to hardware
• Decompressing incoming network data
• Checking device support and buffer limits

Integrate DOCA SHA hardware into an existing OpenSSL workflow for one-shot hashing. The skill guides engine loading, checks whether hardware actually performed the work, and compares measured performance with CPU hashing to assess when offloading helps.

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• Offload SHA hashing in an existing OpenSSL workflow
• Verify that hashing actually used DOCA hardware
• Compare hardware and CPU hashing performance

Build custom emulated PCIe devices that a host recognizes as peripherals while BlueField DPU code handles their operation. Get guidance on DOCA sub-library selection, capability checks, setup within an installed environment, and debugging device visibility or driver binding.

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• Expose a custom PCIe device to a host
• Choose PCI Generic, virtio-net, or virtio-fs
• Investigate missing devices or driver binding failures

Configure DOCA GPI so CUDA kernels can initiate RDMA, direct remote memory access, without host CPU mediation. The skill guides channel setup, memory attachment, GPU handle handoff, library selection, and diagnosis of GPI errors.

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• Choose between GPI and GPUNetIO for GPU-driven communication
• Configure GPI channels and remote endpoint connections
• Pass a GPI channel handle to a CUDA kernel

Build DOCA applications that send and receive network packets directly from CUDA code on an NVIDIA GPU. Get guidance on connecting queues, registering GPU memory, checking hardware capabilities, and diagnosing GPUNetIO setup and runtime errors.

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• Receive network packets directly inside a CUDA kernel
• Check which GPU supports the required networking features
• Register CUDA-allocated buffers for DOCA queues

Build and troubleshoot data transfers with DOCA RDMA, which accesses remote memory over a network adapter. Start from installed samples, choose connection methods and permissions, check device capabilities, and investigate missing completions or queue errors.

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• Building data transfers between processes or hosts
• Diagnosing permission errors in remote reads and writes
• Investigating missing completions or queue saturation

Develop messaging between a host and BlueField using DOCA Comch. Guides server and client setup, selection of simple messaging or higher-throughput data transfer, capability checks, and diagnosis of connection, permission, and API errors.

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• Exchange control messages between a host and BlueField
• Choose a transfer mode for bulk data
• Check message-size and client-count limits

Build and debug the shared foundations of DOCA applications on BlueField or ConnectX hardware. Get guidance on device capabilities, memory buffers, context lifecycles, task completion processing, and separate logging controls for the SDK and application.

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• Setting up the foundations of a DOCA application
• Investigating tasks that submit but never complete
• Sharing memory buffers across DOCA libraries

Load and configure a custom congestion control algorithm on a BlueField DPU from the host. The skill guides port attachment, capability checks, and troubleshooting when loading fails or the algorithm has no effect on RoCE traffic.

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• Load a custom algorithm onto a BlueField port
• Check device and firmware support for custom PCC
• Diagnose algorithm loading errors

Configure DOCA Ethernet packet queues on BlueField or ConnectX devices. Get guidance on choosing receive queue types, submitting packets for transmission, checking device capabilities, and diagnosing errors while managing receive and transmit queues separately.

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• Setting up Ethernet receive and transmit queues
• Choosing a receive queue type for incoming data
• Checking burst limits and checksum offload support

Build a first DOCA application by adapting an installed sample. Get guidance on build configuration, object setup and shutdown order, and common errors, plus how other languages access DOCA through its public C interface.

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• Adapting an installed sample into a first DOCA application
• Configuring a build with pkg-config and meson
• Checking object lifecycle order and common errors

Implement memory copies with DOCA DMA, which transfers data using the device rather than the host CPU. Get guidance on initialization, buffer limits, memory permissions, task completion, and diagnosing errors against the locally installed SDK.

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• Implement a host-to-BlueField memory copy
• Check buffer size limits and scatter-gather support
• Investigate permission errors or missing task completion

Develop DOCA Rivermax applications that receive timing-sensitive video, audio, and other data over IP networks. Get guidance on receive stream setup, device capability checks, and troubleshooting errors or missing receive events.

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• Set up an SMPTE ST 2110 receive stream
• Investigate a stream that receives no frames
• Check supported clock and packet placement options