from the comments in previous post I think that Jetson TX2 doesn´t have ECC implemented (on the contrary .TX2i have it).
However I found the following message in the syslog reporting a single-bit error detected in GPU L2, so I wonder if GPU L2 is ECC protected in TX2.
Thank you in advance
[ 16.922505] nvgpu: 17000000.gp10b gp10b_ltc_isr:298 [ERR] mc_ltc_intr: 00000002
[ 16.931753] nvgpu: 17000000.gp10b gp10b_ltc_lts_isr:252 [ERR] Single bit error detected in GPU L2!
[ 16.942380] nvgpu: 17000000.gp10b gp10b_ltc_lts_isr:286 [ERR] ltc1, slice 0: bb4f0110
[ 32.956692] nvgpu: 17000000.gp10b gk20a_fifo_handle_mmu_fault_locked:1722 [ERR] mmu fault on engine 0, engine subid 0 (gpc), client 10 (t1 3), addr 0xf00b1a000, type 0 (pde), access_type 0x00000001,inst_ptr 0x1fff1fb000