Linux
Time control
:
TZ=Europe/Moscow
-export TZ
.- , .
TZ (timezone) - cat /etc/timezone
: Europe/Moscow
timedatectl
:
timedatectl list-timezones
-sudo timedatectl set-timezone Europe/Moscow
4 :
2 , , , . , . . , .. . , .
, - date
, hwclock
, . - sudo hwclock
, ESXI vmware . , Virtualbox, ( ) . .
, , , , Kerberos, , , . hwclock
.
sudo hwclock --set --date=[_]
dd/mm/yyyy hh:mm
. . , sudo hwclock -w
.

, NTP.
, . NTP , UDP 123 . , NTP Pool Project . https://www.ntppool.org/ru/, .
, :
server 0.ru.pool.ntp.org server 1.ru.pool.ntp.org server 2.ru.pool.ntp.org server 3.ru.pool.ntp.org
, :
sudo ntpdate [_]
:sudo ntpdate 0.ru.pool.ntp.org

, , .
ntpd
. .
sudo apt-get install ntp -y
/etc/ntp.conf
. , , - sudo nano /etc/ntp.conf
.
, - sudo service ntp restart
.
: ntpdq -pn

.