Adjust Daylight Saving Time - Red Hat/CentOS
- Create the file in anywhere:
# vi Sao_Paulo.zic
Rule BrazilSP 2018 only - Nov 04 0:00 1:00 S
Rule BrazilSP 2019 only - Feb 17 0:00 0 -
# Zone NAME GMTOFF RULES/SAVE FORMAT [UNTIL]
Zone America/Sao_Paulo -3:00 BrazilSP BR%sT
# zic Sao_Paulo.zic
- Check out if the daylight time interval changed in the timezone:
# zdump -v /usr/share/zoneinfo/America/Sao_Paulo | grep 2018
- Create a link symbolic
# ln -sf /usr/share/zoneinfo/America/Sao_Paulo /etc/localtime
# env | grep TZ
- Type the timezone to be used:
# vi /etc/profile
# export TZ=America/Sao_Paulo
# source /etc/profile
Done!! Check if the Daylight is being displayed right!!
