10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hi All,
I am facing performance issue while rinning the LINUX shell script.
I have file1 and file 2. File one is the source file and file 2 is lookup file. Need to replace if the pattern is matching in file1 with file2.
The order of lookup file is important as if any match then exit... (8 Replies)
Discussion started by: ureddy
8 Replies
2. UNIX for Dummies Questions & Answers
Hi ,
i wrote a script to convert dates to the formate i want .it works fine but the conversion is tkaing lot of time . Can some one help me tweek this script
#!/bin/bash
file=$1
ofile=$2
cp $file $ofile
mydates=$(grep -Po '+/+/+' $ofile) # gets 8/1/13
mydates=$(echo "$mydates" | sort |... (5 Replies)
Discussion started by: vikatakavi
5 Replies
3. Shell Programming and Scripting
I want to write a shell script which will print AIX
CPU utilization
memory utilization
every 5 mins redirect to file. How do i do it? Please advise.
Which commands I should use? (3 Replies)
Discussion started by: vegasluxor
3 Replies
4. Shell Programming and Scripting
Hi All,
I have written a script as follows which is taking lot of time in executing/searching only 3500 records taken as input from one file in log file of 12 GB Approximately.
Working of script is read the csv file as an input having 2 arguments which are transaction_id,mobile_number and search... (6 Replies)
Discussion started by: poweroflinux
6 Replies
5. Shell Programming and Scripting
hi
i have written a shell script which comapare a text file data with files within number of different directories.
example.
Text File: i have a file /u02/abc.txt which have almost 20000 file names
Directories: i have a path /u03 which have some subdirectories like a,b,c which have almost... (2 Replies)
Discussion started by: malikshahid85
2 Replies
6. Shell Programming and Scripting
I have a data file of 2 gig
I need to do all these, but its taking hours, any where i can improve performance, thanks a lot
#!/usr/bin/ksh
echo TIMESTAMP="$(date +'_%y-%m-%d.%H-%M-%S')"
function showHelp {
cat << EOF >&2
syntax extreme.sh FILENAME
Specify filename to parse
EOF... (3 Replies)
Discussion started by: sirababu
3 Replies
7. Shell Programming and Scripting
Hi,
The below awk script is taking about 1 hour to fetch just 11 records(columns). There are about 48000 records. The script file name is take_first_uniq.sh
#!/bin/ksh
if
then
while read line
do
first=`echo $line | awk -F"|" '{print $1$2$3}'`
while read line2
do... (4 Replies)
Discussion started by: RRVARMA
4 Replies
8. News, Links, Events and Announcements
About 4 years ago I wrote this tool inspired by Rob Urban's collect tool for DEC's Tru64 Unix. What makes this tool as different as collect was in its day is its ability to run at a low overhead and collect tons of stuff. I've expanded the general concept and even include data not available in... (0 Replies)
Discussion started by: MarkSeger
0 Replies
9. UNIX for Advanced & Expert Users
Hiii,
I wrote a shell script for testing purpose.
I have to test around 200thousand entries with the script.When i am doing only for 6000 entries its taking almost 1hour.If i test the whole testingdata it will take huge amount of time.
I just want to know is it something dependent on the... (2 Replies)
Discussion started by: namishtiwari
2 Replies
10. Shell Programming and Scripting
I need to prepare script which will run as background process ever 30 mins to collect the following information
1. Memory usage.
2. CPU usage.
3. Number processors running.
4. System resource (CPU and Memory) used by each process.
5. Number of sessions logged
PLEASE HELP ME OUT FROM THIS
... (2 Replies)
Discussion started by: vastare
2 Replies
