[353] | 1 | # This the default chrony.conf file for the Debian chrony package. It is |
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| 2 | # suitable for a system with an intermittent dial-up connection. After |
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| 3 | # editing this file use the command 'invoke-rc.d chrony restart' to make |
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| 4 | # your changes take effect. |
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| 5 | # John Hasler <jhasler@debian.org> 3 Dec. 1998 |
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| 6 | |
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| 7 | # See www.pool.ntp.org for an explanation of these servers. Please |
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| 8 | # consider joining the project if possible. If you can't or don't want to |
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| 9 | # use these servers I suggest that you try your ISP's nameservers. We mark |
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| 10 | # the servers 'offline' so that chronyd won't try to connect when the link |
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| 11 | # is down. Scripts in /etc/ppp/ip-up.d and /etc/ppp/ip-down.d use chronyc |
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| 12 | # commands to switch it on when the link comes up and off when it goes |
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| 13 | # down. If you have an always-on connection such as cable omit the |
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| 14 | # 'offline' directive and chronyd will default to online. |
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| 15 | |
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| 16 | server time.mit.edu |
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| 17 | server tick.mit.edu |
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| 18 | |
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| 19 | # Look here for the admin password needed for chronyc. The initial |
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| 20 | # password is generated by a random process at install time. You may |
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| 21 | # change it if you wish. |
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| 22 | |
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| 23 | keyfile /etc/chrony/chrony.keys |
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| 24 | |
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| 25 | # Set runtime command key. Note that if you change the key (not the |
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| 26 | # password) to anything other than 1 you will need to edit |
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| 27 | # /etc/ppp/ip-up.d/chrony, /etc/ppp/ip-down.d/chrony, and |
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| 28 | # /etc/cron.weekly/chrony as these scripts use it to get the password. |
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| 29 | |
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| 30 | commandkey 1 |
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| 31 | |
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| 32 | # I moved the driftfile to /var/lib/chrony to comply with the Debian |
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| 33 | # filesystem standard. |
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| 34 | |
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| 35 | driftfile /var/lib/chrony/chrony.drift |
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| 36 | |
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| 37 | # Comment this line out to turn off logging. |
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| 38 | |
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| 39 | log tracking measurements statistics |
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| 40 | logdir /var/log/chrony |
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| 41 | |
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| 42 | # Stop bad estimates upsetting machine clock. |
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| 43 | |
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| 44 | maxupdateskew 100.0 |
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| 45 | |
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| 46 | # Dump measurements when daemon exits. |
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| 47 | |
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| 48 | dumponexit |
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| 49 | |
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| 50 | # Specify directory for dumping measurements. |
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| 51 | |
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| 52 | dumpdir /var/lib/chrony |
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| 53 | |
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| 54 | # Let computer be a server when it is unsynchronised. |
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| 55 | |
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| 56 | local stratum 10 |
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| 57 | |
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| 58 | # Allow computers on the unrouted nets 10 and 192.168 to use the server. |
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| 59 | |
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| 60 | allow 10/8 |
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| 61 | allow 192.168/16 |
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| 62 | allow 172.16/12 |
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| 63 | |
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| 64 | # This directive forces `chronyd' to send a message to syslog if it |
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| 65 | # makes a system clock adjustment larger than a threshold value in seconds. |
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| 66 | |
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| 67 | logchange 0.5 |
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| 68 | |
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| 69 | # This directive defines an email address to which mail should be sent |
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| 70 | # if chronyd applies a correction exceeding a particular threshold to the |
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| 71 | # system clock. |
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| 72 | |
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| 73 | # mailonchange root@localhost 0.5 |
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| 74 | |
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| 75 | # This directive tells chrony to regulate the real-time clock and tells it |
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| 76 | # Where to store related data. It may not work on some newer motherboards |
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| 77 | # that use the HPET real-time clock. It requires enhanced real-time |
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| 78 | # support in the kernel. |
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| 79 | |
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| 80 | rtcfile /var/lib/chrony/chrony.rtc |
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| 81 | |
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| 82 | # If the last line of this file reads 'rtconutc' chrony will assume that |
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| 83 | # the CMOS clock is on UTC (GMT). If it reads '# rtconutc' or is absent |
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| 84 | # chrony will assume local time. The line (if any) was written by the |
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| 85 | # chrony postinst based on what it found in /etc/default/rcS. You may |
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| 86 | # change it if necessary. |
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| 87 | rtconutc |
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