How to confirm the time zone of 11.2 RAC Grid Infrastructure

How to confirm the time zone of 11.2 RAC Grid Infrastructure this document describes how to modify the time zone settings of the GI after installing 11.2 Grid Infrastructure. Once the OS default time zone is modified, make sure that the following two points: 1. For 11.2.0.1, make sure that the shell environment variable TZ of the root, grid, and oracle users is set correctly! 2. For version 11.2.0.2 and later, confirm $ GRID_HOME/crs/install/s_crsconfig _
<Nodename> the parameter in _env.txt is set to the correct time zone, for example: ech $ TZTZ = US/Pacific grep TZ s_crsconfig1_env.txt TZ = US/Pacific if the timezone is set incorrectly or there are irrelevant characters, RAC Grid Infrastructure may not start properly. Ensure that the GI can be started properly at the preceding two points. This startup exception caused by incorrect time zone often occurs when the OS and GI have been installed and the time zone is last modified, if the OS time and ohasd are found. log, ocssd. the time of the latest log in logs such as log does not match, which is often caused by the time zone issue. Before 11.2 CRS, you can use init.css d diag to confirm the time zone settings. Linux To change:/usr/sbin/timeconfig To display current setting: cat/etc/sysconfig/clockZONE = "America/Los_Angeles" UTC = trueARC = falseTo find out all valid setting: ls-l/usr/share/zoneinfo Anything that appears in this directory is valid to use, for example, CST6CDT and America/Chicago. note: the "Zone" field in/etc/sysconfig/clock cocould be different than what's in/usr/share/zoneinfo in OL6.3/RHEL6.3, the one from/usr/share/zoneinfo shoshould be used in $ GRID_HOME/crs/install/s_crsconfig _ <nodename> _env.txt hp-ux To display current setting: cat/etc/default/tzpst8pd1_change: set_parms timezone To find out all valid setting: ls-l/usr/lib/tztab Solaris To display current setting: grep TZ/etc/TIMEZONETZ = US/PacificTo change, modify TIMEZONE, also run "rtc-z US/pacific; rtc-c" To find out all valid settings: ls-l/usr/share/lib/zoneinfo AIX To display current setting: grep TZ/etc/environmentTZ = GMT