TZDATA

Download Zic File

• http://www.iana.org/time-zones

Install

[root@something tzdb-2019c]# apt install lzip

[root@something tzdb-2019c]# tar --lzip -xvf tzdb-2019c.tar.lz

[root@something tzdb-2019c]# zic southamerica

[root@something tzdb-2019c]# zdump -v America/Sao_Paulo  | egrep "2019|2020"
zdump: warning: zone "America/Sao_Paulo" abbreviation "-03" lacks alphabetic at start
America/Sao_Paulo  Sun Feb 17 01:59:59 2019 UTC = Sat Feb 16 23:59:59 2019 -02 isdst=1 gmtoff=-7200
America/Sao_Paulo  Sun Feb 17 02:00:00 2019 UTC = Sat Feb 16 23:00:00 2019 -03 isdst=0 gmtoff=-10800

Update with repo

Debian like

apt update tzdata

Red Hat like

yum update tzdata