localhost/server-status shows a correct time:
Server Version: Apache/1.3.29 (Uni:evil: mod_ssl/2.8.16 OpenSSL/0.9.7j
Current Time: Monday, 09-Oct-2006 22:19:01 GET
Restart Time: Monday, 09-Oct-2006 22:18:54 GET
yes, i'm in Asia/Tbilisi.
Nagios has been installed from the package, so I can not recompile it rigiht now. I will check if rebuilding can help, if there is any option with ./configure to set Nagios to the local time, and if yes will download sources recompile it.
jakkedup, thanks a lot for your replies