Nsight Compute

Topic	Replies	Views	Activity
NVIDIA® Nsight™ Compute 2026.2 with Nsight Copilot (preview) is now available NVIDIA® Nsight™ Compute 2026.2 is now available for download in the NVIDIA Registered Developer Program. Updates in 2026.2.1 General …	0	123	May 26, 2026
Does sm__ops_path_tensor_src_fp16_dst_fp32_sparsity_off.sum report actual hardware executed tensor core FLOPs, or is it computed analytically from M×N	2	69	August 10, 2026
"Launching the workload is taking more time than expected" - why? cuda , opencl	0	31	August 9, 2026
Cross-post: Code samples for GTC S81772: Don’t Leave Tensors on the Table: Programming and Optimizing Tensor Cores	1	51	August 5, 2026
Nsight compute 2023.2: consistent Launch Fails for one of the kernels	4	1206	July 29, 2026
Profiling "optixLaunch": stuck at 0%, seems like a deadlock	1	45	July 29, 2026
NIM microservices vs. self-managed Triton for MVP-stage inference — where's the tradeoff line? developer , nim	0	48	July 24, 2026
Reason for warp stall not clear or unknown cuda , performance-metrics	0	84	July 9, 2026
What are the differences among Compute (SM) Throughput, Memory Throughput, and DRAM Throughput in GPU Speed Of Light Throughput in nsight compute？ cuda , kernel , ncu	0	97	July 8, 2026
Bank conflict of inter-warp cuda	0	30	July 3, 2026
How to calculate wavefronts that have both broadcasts and bank conflicts	0	64	July 1, 2026
Ncu tensor core roofline metric	2	115	June 2, 2026
The latency of wave launch	1	220	May 29, 2026
Context Switching in PM Sampling Mode	4	73	May 29, 2026
How to obtain theoretical peak L2 cache bandwidth for RTX 3090 using NCU? gpu	5	158	May 28, 2026
Bug report: Inconsistent FP16 FLOP factors between Nsight Compute Python rule and roofline section profiling , bug	2	92	May 28, 2026
Can't open Nsight Compute and Nsight Systems	1	96	May 26, 2026
Nsight Compute multi-node profiling hangs at "Waiting for TCP clients to attach" when using --communicator tcp nsight-compute	0	47	May 12, 2026
Nsight Compute hangs on InstructionStats / WarpStateStats when profiling TMA + mbarrier kernels on Blackwell	2	204	May 11, 2026
The difference between FBP and FBPA	3	226	May 8, 2026
NVIDIA® Nsight™ Compute 2026.1 with Nsight Copilot (preview) is now available nsight-compute	2	255	April 20, 2026
NCU can not profile in L20	5	212	April 14, 2026
Profile Vompute-only Vulkan application	2	84	April 13, 2026
Cause of "Compute Memory Access Throughput Internal Activity” being the dominant metric cuda , kernel	5	131	April 3, 2026
Profiling failed because a driver resource was unavailable	5	157	April 1, 2026
Ncu not running on WSL2 Ubuntu ncu	1	137	March 30, 2026
On 5060ti，Ncu does not detect kernels, ==ERROR== The application returned an error code (11) kernel , profiling	2	104	March 24, 2026
Understanding Occupancy in Nsight Compute jetson-orin	1	232	March 18, 2026
Does NC profile 【tcgen05.ld.red】 instructions?	1	87	March 16, 2026
Ncu unable to deploy stock section files to default directory because the directory is not writable ncu	4	142	March 16, 2026