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rootfs: configure chronyc service with makestep

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The current chrony service does not step the system clock,
so add the modification to do this if the adjustment is
larger than one second

Fixes: #316

Signed-off-by: Yang, Wei <wei.yang1@linux.alibaba.com>
This commit is contained in:
Yang, Wei 2019-06-19 16:09:47 +08:00
parent d9782606bb
commit add0d445e8
1 changed files with 6 additions and 1 deletions
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7
rootfs-builder/rootfs.sh
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@ -395,7 +395,12 @@ if [ ${distro} == ubuntu ] || [ ${distro} == debian ] ; then
fi
info "Configure chrony file ${chrony_conf_file}"
echo "refclock PHC /dev/ptp0 poll 3 dpoll -2 offset 0" >> ${chrony_conf_file}
cat >> "${chrony_conf_file}" <<EOT
refclock PHC /dev/ptp0 poll 3 dpoll -2 offset 0
# Step the system clock instead of slewing it if the adjustment is larger than
# one second, at any time
makestep 1 -1
EOT
# Comment out ntp sources for chrony to be extra careful
# Reference: https://chrony.tuxfamily.org/doc/3.4/chrony.conf.html