Nsight Compute

Topic	Replies	Views	Activity
NVIDIA® Nsight™ Compute 2025.3 is now available NVIDIA® Nsight™ Compute 2025.3 is now available for download in the NVIDIA Registered Developer Program. Updates in 2025.3.1 General …	2	126	August 5, 2025
NVIDIA® Nsight™ Compute 2025.2 is now available NVIDIA® Nsight™ Compute 2025.2 is now available for download in the NVIDIA Registered Developer Program. Updates in 2025.2.1 Resolved Issues …	2	373	June 6, 2025
==ERROR== Profiling is not supported on device 0. To find out supported GPUs refer --list-chips option	3	11	October 23, 2025
Discrepancy between throughput and roofline chart? ncu	3	21	October 21, 2025
Clarification on using --cache-control none and --replay-mode application together	3	22	October 20, 2025
Does the Roofline Model's L1 Cache Bandwidth Include Shared Memory?	3	24	October 20, 2025
Question about the PM Smpling results	3	21	October 17, 2025
Nsight Compute PM Sampling	6	48	October 15, 2025
NVIDIA GeForce RTX 4060 - ncu not able to access perf counters on 4060 Ti in WSL	5	30	October 14, 2025
Nsight Compute Profiling Challenges with FlashAttention Kernels in vLLM	1	31	October 13, 2025
Question about profiling nccl kernels with Nsight Compute	22	5445	October 10, 2025
Questions about MIO, LSU, L1/SMEM, and Instruction Dispatch on SM80+ Architectures cuda , kernel	5	45	October 2, 2025
[nsight-compute][source view] misaligned "live registers" with sources	5	77	September 30, 2025
Can we use nsight compute / system (in command line) to get the sampled time or executed instructions (%) information inside a kernel?	1	310	September 30, 2025
Meaning of lts__xbar2lts_cycles_active metric	3	28	September 29, 2025
Obtain the Raw Data from the PM Sampling Timeline View cuda , kernel , python , data	4	39	October 13, 2025
LaunchFailed when using Nsight Compute 2025.2	9	67	September 30, 2025
How can I query the utilization of spTC (sparse tensor core) in Nsight Compute? cuda , kernel , ubuntu	1	28	September 26, 2025
Questions about sm__pipe_*_cycles_active metrics cuda , kernel	4	41	September 26, 2025
L2 bandwidth profiling shows >100% peak (123.4%) on RTX 5090	6	53	October 9, 2025
How to get overall utilization (TC, L1/L2, HBM) for a full task in Nsight Compute? cuda , kernel , ubuntu	0	22	September 19, 2025
How should I consider the factors that contribute to a Long Scoreboard? cuda	4	33	October 18, 2025
Why doesn’t the smsp__cycles_active.max of a null kernel equal zero? cuda , kernel	4	35	September 5, 2025
What is GPU doing during the period "smsp cycles idle" = smsp__cycles_elapsed.max - smsp__cycles_active.max? kernel , cublas	2	24	September 2, 2025
Cannot see live registers in NCU	9	48	September 15, 2025
==ERROR== Failed to profile "createVersionVisualization" in process 12840	21	106	September 1, 2025
Nsight Compute 2025.3 Crashing on M4 Mac	3	35	September 30, 2025
Analyzing the bank conflicts in my kernel	2	33	September 30, 2025
What does "Memory Throughput" in Nsight Compute mean? kernel	2	64	September 30, 2025
Cannot see bank conflict and other sections in higher version	3	27	August 22, 2025