1. UNIX for Advanced & Expert Users

Hello experts, I have a series issue in script that result with bad peformence and I wonder if you can assist me. For example I have two files: File-New, size 15Mb. File-Old, size 1Mb. File-New content: a b c k File-Old content: d f a b (0 Replies)

2. Shell Programming and Scripting

cat dailyreports | grep "Important list" | awk -F":" '{print $2}' | awk -F" " '{print $1}' hey guys, after running the above combination of cat and awk, i get the below output: 3 4 2 9 now, i need to add these numbers up all in one line. i dont know what to add to that cat and awk one... (2 Replies)

3. Shell Programming and Scripting

I have a bash script that will take approx. 130 days to complete. I am trying to grep a list of 1,144 user ID's out of 41 (1 GB each) files. The 41 files were originally one 41 G file, but that was horrendously too slow.:eek: This is my current file: #!/bin/bash for i in `cat... (11 Replies)

4. Shell Programming and Scripting

I had written a perl script to compare two files: new and master and get the output of the first file i.e. the first file: words that are not in the master file STRUCTURE OF THE TWO FILES The first file is a series of names ramesh sushil jonga sudesh lugdi whereas the second file (could be... (4 Replies)

5. UNIX for Dummies Questions & Answers

My script builds a lot of these array lists, then compares their sizes which solves my problem, but runs very slow. :( set -A comboSorted -- $( for x in ${IDs} do nawk -v s=$x ' BEGIN { testPattern="^" s "$" } { if ( $2 ~ testPattern ) { getline;getline; if ($1 == "IMAGE_SIZE") print... (1 Reply)

6. Shell Programming and Scripting

Basically my requirement is to know the total number of free anonymous ports. anonymous port range is 32768- 65535. i wrote a script for that ********************************************** for i in {32768..65535} do netstat -an | grep $i > /dev/null if ... (21 Replies)

7. Shell Programming and Scripting

Hi I know the basic about script and sleep processes. However this is more tricky: I would like to run sh -x /sbin/dhclient-script and slow down the output of the script as a whole. How would you do it? I would like to delay output on the screen with 1 second for every line for the output... (3 Replies)

8. Shell Programming and Scripting

Hello all, Currently I am using a script with "curl" to get the an alert if 200 ok would not be grepped.and the link is down. is it possible to get an alert mail if a particular link on a website is not completely down but SLOW?? (0 Replies)

9. Shell Programming and Scripting

I have shell program as below #!/bin/sh echo ======= LogManageri start ========== #This directory is getting the raw data from remote server Raw_data=/opt/ftplogs # This directory is ready for process the data Processing_dir=/opt/processing_dir # This directory is prcoessed files and... (4 Replies)

10. Shell Programming and Scripting

Gents, Please can u help me to improve this script to be more faster, it works perfectly but for big files take a lot time to end the job.. I see the problem is in the step (while) and in this part the script takes a lot time.. Please if you can find a best way to do will be great. ... (13 Replies)