1. UNIX for Dummies Questions & Answers

Hi Friends :) I have a long file having fields in the form : Field1 yy/mm/dd hh:mm:ss Duration(Sec) line 1) 123123 05/11/30 12:12:56 145 line 2) 145235 05/11/30 12:15:15 30 line 3) 145264 05/11/30 13:14:56 178 . . I want to subtract yy/dd/dd hh:mm:ss in line (2) from yy/mm/dd hh:mm:ss in... (1 Reply)

2. Shell Programming and Scripting

i have the time 20100421043335 in format (date +%Y%m%d%H%M%S),and i want to be able to get the previous time 2 minutes ago,which is 20100421043135 (9 Replies)

3. Shell Programming and Scripting

need some help on the below requirement: File1: SV,22,20100501140000,JFK,RUH SV,29,20100501073000,BOM,RUH SV,29,20100501073000,SIN,RUH third filed is datetime which is of the format (yyyymmddhh24miss) File2 JFK,+,0500 BLR,-,0530 SIN,-,0800 for every line of file 1, take 4... (9 Replies)

4. Shell Programming and Scripting

Hi guys. I am trying to subtract 10 minutes from the current Unix system date and time. I have the datecalc provided here but it is mainly the date and not the time. Please check on how can i subtract 10 minutes from the current time using datecalc or any other shell scripting that will... (2 Replies)

5. Shell Programming and Scripting

HI Guys, I want to find out the script running time and subtract from sleeptime. My Script Below Give me error :- #!/usr/bin/ksh timeout=100 start=$SECONDS sleep 20 end=$SECONDS echo "Time: $((end - start)) " ScTime = $((end - start)) (1 Reply)

6. Shell Programming and Scripting

Hello all, I have written sth like this: #!/bin/bash grep -e XXX -e YYYY myfile.log | grep -v ZZZ | awk '{print $1 " " $2 ";" $3 ";" $9 ";" $11}' > myfile.csv sed -i '1iDate;Time;From;To' myfile.csv => it is clear that it converts log to csv and add a header. Now I want to subtract row... (4 Replies)

7. Shell Programming and Scripting

Hello, I am writing a script to find time difference between two timestamp stored in a variable. i have two variable t1=11:48:30 t2=13:13:48 how i can find the difference i.e t2-t1 in seconds. Please help (4 Replies)

8. Shell Programming and Scripting

the given time is: 12:13:00 how do i subtract a 10 minutes from any given time? date '12:13:00' '-10 min' also tried this: date +12:13:00 '-10 min' (2 Replies)

9. UNIX for Dummies Questions & Answers

Hello All , Please support for below request how to change format and subtract time and date and get average. xxx 13-OCT-15 11.32.18.241000 AM 13-OCT-15 11.35.49.089080 AM xxx 13-OCT-15 11.32.24.000000 AM 13-OCT-15 11.45.17.810904 AM xxx 13-OCT-15 11.32.25.232000 AM ... (1 Reply)

10. Shell Programming and Scripting

INPUT: 16:45:51 10051 77845 16:45:51 10051 77845 16:46:52 10051 77846 16:46:53 10051 77846 Match the last PID then subtract second line time with first line. Please help me with any command or script. (3 Replies)