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[ntp] disable ntp long jump (#4748)

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Found another syncd timing issue related to clock going backwards.
To be safe disable the ntp long jump.

Signed-off-by: Ying Xie <ying.xie@microsoft.com>
This commit is contained in:
Ying Xie 2020-06-11 13:01:21 -07:00 committed by GitHub
parent ddd60bfec1
commit ae7bf3db52
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1 changed files with 2 additions and 7 deletions
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9
files/image_config/ntp/ntp-config.sh
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@ -26,12 +26,7 @@ function modify_ntp_default
sonic-cfggen -d -t /usr/share/sonic/templates/ntp.conf.j2 >/etc/ntp.conf
get_database_reboot_type
if [[ x"${reboot_type}" == x"cold" ]]; then
echo "Enabling NTP long jump for reboot type ${reboot_type} ..."
modify_ntp_default "s/NTPD_OPTS='-x'/NTPD_OPTS='-g'/"
else
echo "Disabling NTP long jump for reboot type ${reboot_type} ..."
modify_ntp_default "s/NTPD_OPTS='-g'/NTPD_OPTS='-x'/"
fi
echo "Disabling NTP long jump for reboot type ${reboot_type} ..."
modify_ntp_default "s/NTPD_OPTS='-g'/NTPD_OPTS='-x'/"
systemctl restart ntp