NTP Performance

Richard Laager rlaager at wiktel.com
Sat Nov 23 08:03:20 UTC 2019


Also, what does this mean and is it a problem (it's an ERR level)? I'm
seeing it on both servers.

2019-11-23T01:49:33.497786-06:00 ntp1 ntpd[28568]: CLOCK: ts_prev 1574495373 s + 497394102 ns, ts_min 1574495373 s + 497388500 ns
2019-11-23T01:49:33.497936-06:00 ntp1 ntpd[28568]: CLOCK: ts 1574495373 s + 497388500 ns
2019-11-23T01:49:33.498001-06:00 ntp1 ntpd[28568]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000043
2019-11-23T01:49:33.498073-06:00 ntp1 ntpd[28568]: CLOCK: this fuzz -0.000000020
2019-11-23T01:49:33.498129-06:00 ntp1 ntpd[28568]: CLOCK: prev get_systime 0xe183630d.7f564f2e is 0.000022246 later than 0xe183630d.7f54d9f6
2019-11-23T01:51:40.311399-06:00 ntp1 ntpd[28568]: CLOCK: ts_prev 1574495500 s + 310860257 ns, ts_min 1574495500 s + 310860257 ns
2019-11-23T01:51:40.311564-06:00 ntp1 ntpd[28568]: CLOCK: ts 1574495500 s + 310860257 ns
2019-11-23T01:51:40.311619-06:00 ntp1 ntpd[28568]: CLOCK: sys_fuzz 92 nsec, prior fuzz 0.000000073
2019-11-23T01:51:40.311664-06:00 ntp1 ntpd[28568]: CLOCK: this fuzz -0.000000032
2019-11-23T01:51:40.311704-06:00 ntp1 ntpd[28568]: CLOCK: prev get_systime 0xe183638c.4f94895c is 0.000000013 later than 0xe183638c.4f948923
2019-11-23T01:52:41.808777-06:00 ntp1 ntpd[28568]: CLOCK: ts_prev 1574495561 s + 808258298 ns, ts_min 1574495561 s + 807993999 ns
2019-11-23T01:52:41.808980-06:00 ntp1 ntpd[28568]: CLOCK: ts 1574495561 s + 808229188 ns
2019-11-23T01:52:41.809023-06:00 ntp1 ntpd[28568]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000014
2019-11-23T01:52:41.809072-06:00 ntp1 ntpd[28568]: CLOCK: this fuzz -0.000000053
2019-11-23T01:52:41.809112-06:00 ntp1 ntpd[28568]: CLOCK: prev get_systime 0xe18363c9.cef0ee06 is 0.000134662 later than 0xe18363c9.cee81ac6
2019-11-23T01:53:39.674345-06:00 ntp1 ntpd[28568]: CLOCK: ts_prev 1574495619 s + 674226609 ns, ts_min 1574495619 s + 674214233 ns
2019-11-23T01:53:39.674441-06:00 ntp1 ntpd[28568]: CLOCK: ts 1574495619 s + 674226609 ns
2019-11-23T01:53:39.674485-06:00 ntp1 ntpd[28568]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000075
2019-11-23T01:53:39.674523-06:00 ntp1 ntpd[28568]: CLOCK: this fuzz 0.000000032
2019-11-23T01:53:39.674563-06:00 ntp1 ntpd[28568]: CLOCK: prev get_systime 0xe1836403.aca07010 is 0.000096445 later than 0xe1836403.ac9a1dfd
2019-11-23T01:58:11.418688-06:00 ntp1 ntpd[28568]: CLOCK: ts_prev 1574495891 s + 418179334 ns, ts_min 1574495891 s + 418179334 ns
2019-11-23T01:58:11.418852-06:00 ntp1 ntpd[28568]: CLOCK: ts 1574495891 s + 418179334 ns
2019-11-23T01:58:11.418909-06:00 ntp1 ntpd[28568]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000024
2019-11-23T01:58:11.418952-06:00 ntp1 ntpd[28568]: CLOCK: this fuzz -0.000000045
2019-11-23T01:58:11.418993-06:00 ntp1 ntpd[28568]: CLOCK: prev get_systime 0xe1836513.6b15405f is 0.000113733 later than 0xe1836513.6b0dcc41


2019-11-23T01:02:01.829176-06:00 ntp2 ntpd[16212]: CLOCK: ts_prev 1574492521 s + 828641073 ns, ts_min 1574492521 s + 828641073 ns
2019-11-23T01:02:01.829334-06:00 ntp2 ntpd[16212]: CLOCK: ts 1574492521 s + 828641073 ns
2019-11-23T01:02:01.829373-06:00 ntp2 ntpd[16212]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000060
2019-11-23T01:02:01.829411-06:00 ntp2 ntpd[16212]: CLOCK: this fuzz -0.000000006
2019-11-23T01:02:01.829445-06:00 ntp2 ntpd[16212]: CLOCK: prev get_systime 0xe18357e9.d422e5e6 is 0.000016434 later than 0xe18357e9.d421d22e
2019-11-23T01:10:05.884900-06:00 ntp2 ntpd[16212]: CLOCK: ts_prev 1574493005 s + 884437513 ns, ts_min 1574493005 s + 884437513 ns
2019-11-23T01:10:05.885011-06:00 ntp2 ntpd[16212]: CLOCK: ts 1574493005 s + 884437513 ns
2019-11-23T01:10:05.885068-06:00 ntp2 ntpd[16212]: CLOCK: sys_fuzz 92 nsec, prior fuzz 0.000000079
2019-11-23T01:10:05.885102-06:00 ntp2 ntpd[16212]: CLOCK: this fuzz -0.000000084
2019-11-23T01:10:05.885140-06:00 ntp2 ntpd[16212]: CLOCK: prev get_systime 0xe18359cd.e26c4369 is 0.000027038 later than 0xe18359cd.e26a7dc8
2019-11-23T01:31:57.557962-06:00 ntp2 ntpd[16212]: CLOCK: ts_prev 1574494317 s + 557378848 ns, ts_min 1574494317 s + 557378848 ns
2019-11-23T01:31:57.558086-06:00 ntp2 ntpd[16212]: CLOCK: ts 1574494317 s + 557378848 ns
2019-11-23T01:31:57.558127-06:00 ntp2 ntpd[16212]: CLOCK: sys_fuzz 92 nsec, prior fuzz -0.000000078
2019-11-23T01:31:57.558180-06:00 ntp2 ntpd[16212]: CLOCK: this fuzz -0.000000015
2019-11-23T01:31:57.558214-06:00 ntp2 ntpd[16212]: CLOCK: prev get_systime 0xe1835eed.8eb6777c is 0.000092888 later than 0xe1835eed.8eb06114
2019-11-23T01:35:33.832563-06:00 ntp2 ntpd[16212]: CLOCK: ts_prev 1574494533 s + 832305240 ns, ts_min 1574494533 s + 832299599 ns
2019-11-23T01:35:33.832604-06:00 ntp2 ntpd[16212]: CLOCK: ts 1574494533 s + 832301364 ns
2019-11-23T01:35:33.832638-06:00 ntp2 ntpd[16212]: CLOCK: sys_fuzz 92 nsec, prior fuzz 0.000000020
2019-11-23T01:35:33.832675-06:00 ntp2 ntpd[16212]: CLOCK: this fuzz 0.000000088
2019-11-23T01:35:33.832713-06:00 ntp2 ntpd[16212]: CLOCK: prev get_systime 0xe1835fc5.d515e4aa is 0.000063862 later than 0xe1835fc5.d511b53e
2019-11-23T01:55:32.403288-06:00 ntp2 ntpd[16212]: CLOCK: ts_prev 1574495732 s + 402774662 ns, ts_min 1574495732 s + 402774662 ns
2019-11-23T01:55:32.403329-06:00 ntp2 ntpd[16212]: CLOCK: ts 1574495732 s + 402774662 ns
2019-11-23T01:55:32.403365-06:00 ntp2 ntpd[16212]: CLOCK: sys_fuzz 92 nsec, prior fuzz 0.000000017
2019-11-23T01:55:32.403401-06:00 ntp2 ntpd[16212]: CLOCK: this fuzz -0.000000091
2019-11-23T01:55:32.403437-06:00 ntp2 ntpd[16212]: CLOCK: prev get_systime 0xe1836474.671e6397 is 0.000032878 later than 0xe1836474.671c3bfb


-- 
Richard


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