Month: November 2017

CURL – test for website response

command line: for i in `seq 1 10`;do curl -s -w ‘\nLookup time:\t%{time_namelookup}\nConnect time:\t%{time_connect}\nPreXfer time:\t%{time_pretransfer}\nStartXfer time:\t%{time_starttransfer}\n\nTotal time:\t%{time_total}\n’ -o /dev/null;done; Lookup time: 0.009 Connect time: 0.036 PreXfer time: 0.036 StartXfer time: 0.115 Total time: 0.143 Lookup time: 0.010 Connect time: 0.037 PreXfer time: 0.037 StartXfer time: 0.117 Total time: 0.145 Lookup time: 0.012 Connect time: […]

RHEL add global proxy

Testing whether a proxy is set This command will show if there is a proxy server configured on the system: Raw echo $http_proxy Proxy setting for command line programs The http_proxy environment variable is used to specify proxy settings to client programs such as curl and wget. No username and password required: Raw export http_proxy=http://SERVER:PORT/ Username and password authentication: Raw […]

EPOCH time – Nagios Time convert

The Unix epoch (or Unix time or POSIX time or Unix timestamp) is the number of seconds that have elapsed since January 1, 1970 (midnight UTC/GMT), not counting leap seconds (in ISO 8601: 1970-01-01T00:00:00Z). to convert epoch time: perl -le ‘print scalar localtime $ARGV[0]’ 1510686308 Tue Nov 14 14:05:08 2017 to See nagios logs in Human Readable […]



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