システムの安定度を調べてるために、デフォルトのままntpdを起動して外と通信させてout boundのトラフィックを見てみました。
comcerto# ntpq -p -crv
remote refid st t when poll reach delay offset jitter
==============================================================================
2.netbsd.pool.n .POOL. 16 p - 64 0 0.000 +0.000 0.008
-ntp60.kashra-se 90.187.112.137 2 u 206 1024 377 260.882 +2.888 3.580
-154.51.12.215 129.134.28.123 2 u 435 1024 377 271.402 +13.883 5.295
*85.199.214.101 .GPS. 1 u 1 64 377 248.819 -6.326 2.454
+ntp1.torix.ca .PTP0. 1 u 149 1024 377 169.034 -8.818 4.085
+108.61.223.189 10.84.87.146 2 u 378 1024 377 16.991 +2.566 1.733
associd=0 status=0615 leap_none, sync_ntp, 1 event, clock_sync,
version="ntpd 4.2.8p15-o Fri Jan 6 10:28:28 UTC 2023 (1)",
processor="evbarm", system="NetBSD/10.99.2", leap=00, stratum=2,
precision=-17, rootdelay=248.819, rootdisp=16.120, refid=85.199.214.101,
reftime=e765ae2c.373f2630 Mon, Jan 9 2023 6:03:40.215,
clock=e765aef2.e8919f08 Mon, Jan 9 2023 6:06:58.908, peer=42634,
tc=10, mintc=3, offset=-1.856177, frequency=+0.715, sys_jitter=9.123845,
clk_jitter=1.756, clk_wander=0.000