01-16-2007
Time Difference in seconds
It is required to calculate time difference in seconds between epoch time (19700101 00:00:00) and any given date time (e.g. 20010214 14:30:30).
Is there any command in unix to get it? Thanks in adv.
10 More Discussions You Might Find Interesting
1. UNIX for Dummies Questions & Answers
hi all UNIX Gurus,
this is my first post...so i posting this with great expectations:o...hoping to get the similar replies...
my question is....
need to get timestamp with millisecond in UNIX. Date command gives Year,month day, hour,minute and second but it does not give millisecond.
Any... (5 Replies)
Discussion started by: Bhups
5 Replies
2. Shell Programming and Scripting
Hi experts,
I am reading two log files and passing dates as output to a txt file.
Code is given below:
echo "Start Time:" >> Report.txt
cat start.log | while read LINE1
do
echo $DATE1 >> Report.txt
done
echo "End Time:" >> Report.txt
cat end.log | while read LINE2
... (7 Replies)
Discussion started by: Sreejith_VK
7 Replies
3. Shell Programming and Scripting
Hi All,
Cany any one help me in solving this..
Problem statement: I have a requirement to find the time from which there are no files created in a given directory. For this I am assuming that I need to get the file creation time in seconds, then the current time in seconds using `date +%s`.... (7 Replies)
Discussion started by: chary
7 Replies
4. Shell Programming and Scripting
date1=$(date +"%H:%M:%S")
date2=$(date +"01:00:54")
diff=$date2-$date1
echo $diff
How to get the time difference in seconds. (4 Replies)
Discussion started by: sandy1028
4 Replies
5. Shell Programming and Scripting
hi guys,
i need to know how to get the current date/time in seconds and i want to be able to do this in a one liner. like say for instance, if want to get what the time is right now, i'll issue a command like this:
## perl -e ' print scalar(localtime(time + 0)), "\n"'
Tue Jul 13 17:45:50... (4 Replies)
Discussion started by: SkySmart
4 Replies
6. Shell Programming and Scripting
I am trying to get the ellapsed time in seconds in the body of the awk script. I use unix date to get the time. It works in BEGIN {} but not in the body {} of awk. Any ideas?
$ cat a
BEGIN {
"date +%s" | getline x
print x
}
{
"date +%s" | getline y
print y
}
$ echo "one line" |... (3 Replies)
Discussion started by: arturas123
3 Replies
7. Shell Programming and Scripting
Hi,
I'm trying to find processing time of my script. Please can someone give me the commands to get the start/end time in "dd-mm-yyyy hh:mm:ss" and the differnce in seconds.
Thanks! (5 Replies)
Discussion started by: dvah
5 Replies
8. Shell Programming and Scripting
I use this command to get the time elapsed for a process
ps -eo pid,pcpu,pmem,user,args,etime,cmd --sort=start_time | grep perl
It gives in format
19990 0.0 0.0 user /usr/bin/php 5-09:58:51 /usr/bin/php
I need in seconds.
Please use CODE tags for sample input and output as well... (2 Replies)
Discussion started by: anil510
2 Replies
9. Shell Programming and Scripting
Hi to everybody
again i Need your help, i wasting hours but can't find a solutuin for my Problem. I am not an expert with AIX script programming.
I have a csh script and i need the time in seconds but since i have an old AIX the Option -%s doesnot exist with the date command. I seach in Google... (13 Replies)
Discussion started by: Nadielosabra
13 Replies
10. Shell Programming and Scripting
I have a list of time spans in seconds, and want to compute the time span
as hh:mm:nn
I am coding in bash and have coded the following. However, the results are
wrong as "%.0f" rounds the values.
Example:
ftm: 25793.5
tmspan(hrs,min,sec): 7.16 429.89 25793.50
hh: 7
mm: 10
ss:... (2 Replies)
Discussion started by: kristinu
2 Replies
DATE(1) General Commands Manual DATE(1)
NAME
date - print or set the date and time
SYNOPSIS
date [-qsu] [[MMDDYY]hhmm[ss]] [+format]
OPTIONS
-q Read the date from stdin
-s Set the time (implicit for -q or a date string)
-u Print the date as GMT
-t Use this number of seconds instead of current time
EXAMPLES
date # Print the date and time
date 0221921610 # Set date to Feb 21, 1992 at 4:10 p.m.
DESCRIPTION
With the -q flag or a numeric argument, date sets the GMT time and date. MMDDYY refers to the month, day, and year; hhmmss refers to the
hour, minute and second. Each of the six fields must be exactly two digits, no more and no less. date always display the date and time,
with the default format for the system. The -u flag request GMT time instead of local time. A format may be specified with a + followed
by a printf-like string with the following options:
%% % character
%A Name of the day
%B Name of the month
%D mm/dd/yy
%H Decimal hour on 2 digits
%I Decimal hour modulo 12 on 2 digits
%M Decimal minute on 2 digits
%S Decimal seconds on 2 digits
%T HH:MM:SS
%U Decimal week number, Sunday being first day of week
%W Decimal week number, Monday being first day of week
%X Same as %T
%Y Decimal year on 4 digits
%Z Time Zone (if any)
%a Abbreviated name of the day
%b Abbreviated name of the month
%c Appropriate date & time (default format)
%d Decimal day of the month on 2 digits
%e Same as %d, but a space replaces leading 0
%h Same as %b
%j Decimal dey of the year on 3 digits
%m Decimal month on 2 digits
%n Newline character
%p AM or PM
%r 12-hour clock time with AM/PM
%s Number of seconds since the epoch
%t Tab character
%w Decimal day of the week (0=Sunday)
%x Same as %D
%y Decimal year on 2 digits
SEE ALSO
time(2), ctime(3), readclock(8).
DATE(1)