Cade+simu+linux+work

Let’s be honest: the Windows tax is real. Not just the license, but the background updates, the forced reboots, and the RAM overhead. For simulation work (SIMU), where every core and byte of memory matters, Linux gives you back control.

Use Onshape (fully browser-based) or Fusion 360 via web. No OS dependency. For simulation, run solvers on AWS EC2 Linux instances. cade+simu+linux+work

# Run solver with high CPU priority
sudo chrt -f 99 taskset -c 0-31 ccx bracket.inp

This prevents the desktop environment from interrupting simulation threads. Let’s be honest: the Windows tax is real

Use this if you control the toolchain.

| Task | Software | Status | | :--- | :--- | :--- | | CAD | FreeCAD 0.21+ (with Realthunder branch) | Excellent – Parametric modeling works. | | Assembly | Ondsel (based on FreeCAD) | Good – Assembly 4 workbench is stable. | | Meshing | Gmsh or Salome | Native & Fast – Direct Linux I/O. | | Simulation | OpenFOAM (CFD) / CalculiX (FEA) | Industry Standard – Outperforms Windows by 15-20%. | | Post-Processing | Paraview | Best-in-class – Native Linux GPU rendering. | but the background updates

Verdict: Fully functional for small-to-medium mechanical parts, thermal analysis, and aerodynamics. Not suitable for complex surface modeling (auto/aero).