[DNS] Test c2std601t

[pzread]

c2-standard-c60 hyper-threading disabled (only 30 physical cores)

CPU topology:

$ lscpu -e
CPU NODE SOCKET CORE L1d:L1i:L2:L3 ONLINE
  0    0      0    0 0:0:0:0          yes
  1    0      0    1 1:1:1:0          yes
  2    0      0    2 2:2:2:0          yes
  3    0      0    3 3:3:3:0          yes
  4    0      0    4 4:4:4:0          yes
  5    0      0    5 5:5:5:0          yes
  6    0      0    6 6:6:6:0          yes
  7    0      0    7 7:7:7:0          yes
  8    0      0    8 8:8:8:0          yes
  9    0      0    9 9:9:9:0          yes
 10    0      0   10 10:10:10:0       yes
 11    0      0   11 11:11:11:0       yes
 12    0      0   12 12:12:12:0       yes
 13    0      0   13 13:13:13:0       yes
 14    0      0   14 14:14:14:0       yes
 15    1      1   15 16:16:16:1       yes
 16    1      1   16 17:17:17:1       yes
 17    1      1   17 18:18:18:1       yes
 18    1      1   18 19:19:19:1       yes
 19    1      1   19 20:20:20:1       yes
 20    1      1   20 21:21:21:1       yes
 21    1      1   21 22:22:22:1       yes
 22    1      1   22 23:23:23:1       yes
 23    1      1   23 24:24:24:1       yes
 24    1      1   24 25:25:25:1       yes
 25    1      1   25 26:26:26:1       yes
 26    1      1   26 27:27:27:1       yes
 27    1      1   27 28:28:28:1       yes
 28    1      1   28 29:29:29:1       yes
 29    1      1   29 30:30:30:1       yes