Off the top of my head, you could try specifying all the hours when it should run:
0 0,2,4,6,8,10,12,14,16,18,20,22 * * * /path-to-script Off the top of my head, you could try specifying all the hours when it should run:
0 0,2,4,6,8,10,12,14,16,18,20,22 * * * /path-to-script