Firstly, install the latest tzdata package. Suppose you’ve properly configured the yum repositories, these commands will install / update tzdata: yum install tzdata yum update tzdata Now, replace /etc/localtime with the timezone file (installed by tzdata package in /usr/share/zoneinfo directory). For example, to set RHEL system timezone to New York: cp /usr/share/zoneinfo/America/New_York /etc/localtime Next, edit the /etc/sysconfig/clock file, set ZONE value to reflect timezone file used: ZONE=”America/New_York” UTC=true NOTE: If the BIOS clock is set to use UTC time, then you should also set the UTC value to “true”. Besides, insert this keyword UTCin the 3rd line of /etc/adjtime file, e.g.: -0.008103 1375208456 0.000000 1375208456 UTC It’s recommended to have BIOS clock storing UTC time instead of local time, if...
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