`time` is a command line utility for running another program and summarizing resource usage

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Retrieve countries timezones

What is the best way to retrieve the current time zones of a number of countries, on a daily basis? (that would take into account DST changes, of course) Reliably If possible the Linux way (i.e. ...
5
votes
2answers
176 views

NTP tool for showing deviance to a certain server

I am searching for a command-line that allows me to check the system time deviance to a NTP server specified on the command-line. I don't want to change/adapt the system time - only displays the ...
25
votes
1answer
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Why does “ls *” take so much longer than “ls”?

I have a couple of files in a directory: $ ls | wc -l 9376 Can anybody explain why there is such a huge time difference in using ls * and ls? $ time ls > /dev/null real 0m0.118s user ...
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vote
2answers
215 views

Program to track and analyze usage

I would like to get my computer usage statistics (what programs I ran, for how long and etc. More is better). I used to use wakoopa but I'm not willing to throw statistics out to the web. I've tried ...
16
votes
3answers
31k views

How to measure time of program execution and store that inside a variable

In order to find out how long certain operations within a Bash (v4+) script take, I would like to parse the output from the time command "separately" and (ultimately) capture it within a Bash variable ...
8
votes
4answers
622 views

Forcing an 'added' alias to every command

Is it possible to forcibly add a timing alias (for lack of a better way to phrase it) to every command in bash? For example, I would like to have a specific user who whenever a command is run, it is ...
4
votes
2answers
2k views

How do I time a specific command?

(The linux equivalent of TimeThis.exe) Something like: timethis wget foo.com Receiving foo.com ... wget foo.com took 3 seconds.