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Searched refs:jitter (Results 1 – 25 of 44) sorted by relevance

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/NextBSD/contrib/ntp/lib/isc/
HDrandom.c103 isc_random_jitter(isc_uint32_t max, isc_uint32_t jitter) { in isc_random_jitter() argument
106 REQUIRE(jitter < max || (jitter == 0 && max == 0)); in isc_random_jitter()
108 if (jitter == 0) in isc_random_jitter()
112 return (max - rnd % jitter); in isc_random_jitter()
/NextBSD/contrib/ntp/util/
HDREADME14 The jitter.c program can be used to determine the timing jitter due to
16 dominant contribution to the jitter budget is the period of the hardware
19 the jitter is dominated only by the operating system.
HDMakefile.am7 EXTRA_PROGRAMS= audio-pcm byteorder hist jitter kern longsize ntp-keygen \
115 jitter_SOURCES= jitter.c
HDMakefile.in97 jitter$(EXEEXT) kern$(EXEEXT) longsize$(EXEEXT) \
172 am_jitter_OBJECTS = jitter.$(OBJEXT)
662 jitter_SOURCES = jitter.c
862 jitter$(EXEEXT): $(jitter_OBJECTS) $(jitter_DEPENDENCIES) $(EXTRA_jitter_DEPENDENCIES)
863 @rm -f jitter$(EXEEXT)
923 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/jitter.Po@am__quote@
HDntptime.c363 htemp = (double)ntx.jitter; in main()
/NextBSD/sys/dev/firewire/
HDfwphyreg.h56 jitter:3, member
86 jitter:3,
/NextBSD/contrib/ntp/ntpd/
HDrefclock_local.c206 pp->jitter = 0; in local_poll()
210 pp->jitter = 0; in local_poll()
HDntp_refclock.c489 pp->jitter = 0; in refclock_sample()
493 pp->jitter += SQUARE(off[k] - off[k - 1]); in refclock_sample()
496 pp->jitter = max(SQRT(pp->jitter / m), LOGTOD(sys_precision)); in refclock_sample()
501 (int)n, pp->offset, pp->disp, pp->jitter); in refclock_sample()
553 clock_filter(peer, pp->offset, 0., pp->jitter); in refclock_receive()
HDntp_util.c540 double jitter /* jitter */ in record_peer_stats() argument
557 delay, dispersion, jitter); in record_peer_stats()
579 double jitter, /* jitter */ in record_loop_stats() argument
596 day, ulfptoa(&now, 3), offset, freq * 1e6, jitter, in record_loop_stats()
HDntp_proto.c2307 peer->jitter = LOGTOD(sys_precision); in peer_clear()
2460 peer->disp = peer->jitter = 0; in clock_filter()
2467 peer->jitter += DIFF(peer->filter_offset[j], in clock_filter()
2485 peer->jitter /= m - 1; in clock_filter()
2486 peer->jitter = max(SQRT(peer->jitter), LOGTOD(sys_precision)); in clock_filter()
2497 && etemp > CLOCK_SGATE * peer->jitter in clock_filter()
2525 peer->offset, peer->delay, peer->disp, peer->jitter); in clock_filter()
2528 peer->jitter)); in clock_filter()
2691 peers[nlist].error = peer->jitter; in clock_select()
3010 sys_jitter = typesystem->jitter; in clock_select()
[all …]
HDntpsim.c315 d1 = poisson(curr_script->prop_delay, curr_script->jitter); in simulate_server()
317 d3 = poisson(curr_script->prop_delay, curr_script->jitter); in simulate_server()
HDntp_loopfilter.c833 clock_jitter = ntv.jitter / 1e9; in local_clock()
835 clock_jitter = ntv.jitter / 1e6; in local_clock()
HDntpd-opts.def161 congestion, the roundtrip delay jitter can exceed three seconds and
177 network path congestion and jitter.
363 incidental roundtrip delay jitter and oscillator frequency wander
435 synchronization consistent with the observed jitter and wander.
/NextBSD/contrib/ntp/lib/isc/include/isc/
HDrandom.h54 isc_random_jitter(isc_uint32_t max, isc_uint32_t jitter);
/NextBSD/sys/sys/
HDtimex.h147 long jitter; /* PPS jitter (ns/us) (ro) */ member
/NextBSD/contrib/ntp/kernel/sys/
HDtimex.h276 long jitter; /* pps jitter (us) (ro) */ member
/NextBSD/contrib/ntp/include/
HDntpsim.h85 double jitter; member
HDntp_refclock.h170 double jitter; /* jitter (mean squares) */ member
HDntp.h355 double jitter; /* peer jitter (squares) */ member
/NextBSD/contrib/ntp/ntpq/
HDntpq.texi369 @code{[tally]remote refid st t when pool reach delay offset jitter}
420 @item @code{jitter}
422 jitter
567 combined system jitter
579 clock jitter
595 The jitter and wander statistics are exponentially-weighted RMS averages.
596 The system jitter is defined in the NTPv4 specification;
597 the clock jitter statistic is computed by the clock discipline module.
739 @item @code{jitter}
741 filter jitter
HDntpq-opts.def562 .Dl [tally]remote refid st t when pool reach delay offset jitter
608 .It Ic jitter
609 jitter
613 .Dl [tally]remote refid assid st t when pool reach delay offset jitter
768 combined system jitter
774 clock jitter
782 The jitter and wander statistics are exponentially-weighted RMS averages.
783 The system jitter is defined in the NTPv4 specification;
784 the clock jitter statistic is computed by the clock discipline module.
870 .It Ic jitter
[all …]
HDinvoke-ntpq.texi427 [tally]remote refid st t when pool reach delay offset jitter
474 @item @code{jitter}
475 jitter
480 [tally]remote refid assid st t when pool reach delay offset jitter
636 combined system jitter
642 clock jitter
650 The jitter and wander statistics are exponentially-weighted RMS averages.
651 The system jitter is defined in the NTPv4 specification;
652 the clock jitter statistic is computed by the clock discipline module.
738 @item @code{jitter}
[all …]
/NextBSD/sys/contrib/octeon-sdk/
HDcvmx-spxx-defs.h1369 uint64_t jitter : 3; /**< Accounts for jitter when the macro sequence is member
1394 uint64_t jitter : 3;
/NextBSD/sys/kern/
HDkern_ntptime.c450 ntv.jitter = pps_jitter; in sys_ntp_adjtime()
452 ntv.jitter = pps_jitter / 1000; in sys_ntp_adjtime()
/NextBSD/contrib/bsnmp/snmp_ntp/
HDBEGEMOT-NTP-MIB.txt108 "Current jitter in seconds multiplied by 2^32."

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