GTX 1060使用nsight compute

ncu 2023已经不支持Pascal架构，需要下载ncu 2019版本。
ncu 2019不兼容cuda 12，需要使用cuda 11编译，再ncu 2019去profile。

error code system not yet initialized

Failed to allocate device vector A (error code system not yet initialized)!

Error 802 generally indicates your system requires the NVLink/NVSwitch fabric manager, and you have not installed it.

This will generally be the case for 8-way A100 SXM systems. They require fabric manager to be installed.