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ntp: add new fields to measurements log

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Include reference ID, NTP mode and source of the local transmit and
receive timestamp in the measurements log.
This commit is contained in:
Miroslav Lichvar
2016-11-09 17:31:34 +01:00
parent 33053a5e14
commit 2c877fa149
2 changed files with 22 additions and 9 deletions
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13
doc/chrony.conf.adoc
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@@ -1469,8 +1469,8 @@ called _measurements.log_. An example line (which actually appears as a single
line in the file) from the log file is shown below.
+
----
2015-10-13 05:40:50 203.0.113.15 N 2 111 111 1111 10 10 1.0 \
-4.966e-03 2.296e-01 1.577e-05 1.615e-01 7.446e-03
2016-11-09 05:40:50 203.0.113.15 N 2 111 111 1111 10 10 1.0 \
-4.966e-03 2.296e-01 1.577e-05 1.615e-01 7.446e-03 CB00717B 4B D K
----
+
The columns are as follows (the quantities in square brackets are the values
@@ -1500,6 +1500,13 @@ from the example line above):
. The peer dispersion (_epsilon_ in RFC 5905). [1.577e-05]
. The root delay (_DELTA_ in RFC 5905). [1.615e-01]
. The root dispersion (_EPSILON_ in RFC 5905). [7.446e-03]
. Reference ID of the server's source as a hexadecimal number. [CB00717B]
. NTP mode of the received packet (_1_=active peer, _2_=passive peer,
_3_=server, _B_=basic, _I_=interleaved). [4B]
. Source of the local transmit timestamp
(_D_=daemon, _K_=kernel, _H_=hardware). [D]
. Source of the local receive timestamp
(_D_=daemon, _K_=kernel, _H_=hardware). [K]
+
*statistics*:::
This option logs information about the regression processing to a file called
@@ -1746,6 +1753,8 @@ _SOF_TIMESTAMPING_TX_HARDWARE_, _SOF_TIMESTAMPING_RX_HARDWARE_, and the filter
modes should have _HWTSTAMP_FILTER_ALL_. When *chronyd* is running, no other
process should be working with the clock on the NIC. If no *hwtimestamp*
directive is specified, *chronyd* will try to enable software timestamping.
The source of the timestamps is indicated in the _measurements.log_ file if
enabled by the <<log,*log measurements*>> directive.
+
An example of the directive is:
+