The speed is good, but miner seems to restart every few minutes on nexa (old 1060 rig)

No specific errors in the log, but the process looks like this:

[2023-01-26 18:21:45] GPU#0: building lookup tables
...
[2023-01-26 18:22:41] GPU#0: building lookup tables
...
[2023-01-26 18:25:53] GPU#0: building lookup tables
...
[2023-01-26 18:27:21] GPU#0: building lookup tables
...
[2023-01-26 18:28:46] GPU#0: building lookup tables
...
[2023-01-26 18:30:11] GPU#0: building lookup tables
...
[2023-01-26 18:31:37] GPU#0: building lookup tables
...
[2023-01-26 18:44:03] GPU#0: building lookup tables