I have written a script that countsdown from 20 to 1 and has a sleep in between each count but I want to make it sleep for half a second but I get errors whenever I change the sleep from 1 second to half a second any ideas? I am using Sun OS 5.9 heres what I've got:
X=0
while
do
echo... (3 Replies)
I haven't done any scripting for quite a while and was trying to remember how to do a script with a for loop that uses another command for input straight from the terminal, IE:
for num in `cat somefile | awk <whatever>` do echo $num; echo blah; echo blahblah; done;
Hopefully something quick... (1 Reply)
Hello
I am a beginner of shell scripting and i am having trouble to do a for loop.
I want a for loop to do stuff 3 times.
i.e.
in visual basic i do this
for (counter = 0; counter < 3; counter++)
on my shell script i have something like this at the moment
... (7 Replies)
I am trying to create a simple ksh loop script. What I've pasted below is not working. Any help is appreciated.
typeset -i count
typeset -i tcount
count=0
tcount=0
while $tcount >= 11
do
print "\$count is $count"
pwd
ls -l
sleep 30
$(( $tcount = $count + 1 ))
... (5 Replies)
apologies for the basicness of this question, but within a for loop how can i "list" my values as opposed to adding them to the same line
for example if i use this it works fine
for n in peter paul david
do
echo "my name is $n"
done
but i wanted to list my items ( i have quite a... (2 Replies)
Hello forum memebers.
can you correct the simple while program.
#! /bin/ksh
count=10
while
do
echo $count
count='expr$count-1'
done
I think it will print 10 to 1 numbers but it running for indefinite times. (2 Replies)
#!/bin/bash
count=1
while read line
do
if (($count > 4)); then
awk -v var1="$count" '{printf "%3s%8s%11s%11s%11s\n",var1,$2,$3,$4,$5}'
else
echo $line
fi
count=$((count+1))
done < posre_sub.itp > test
cat test
INPUT:
; position restraints for... (3 Replies)
Hi,
I am completely new to shell scripting. Basically I am wanting to create a simple while loop script to check if a network connection is available from 'netstat -a' and if its present then output a character to the serial port. I think i am nearly there.. but need some assistance.. this is... (9 Replies)
Hi all,
Please guide me writing this script
Follwing is the file which I have created, which contains the files to be copied.
cat system1-dr.txt
/etc/passwd
/etc/shadow
/etc/group
/etc/vfstab
/etc/profile
/etc/default/init
/etc/shells
/etc/dfs/dfstab
/etc/dfs/sharetab... (11 Replies)
Dear unix wizards,
I'd be very grateful for your help with the following.
I have a hypothetical file (file.txt) with three columns:
111 4 0.01
112 3 0.02
113 2 0.03
114 1 0.04
115 1 0.06
116 2 0.02
117 3 0.01
118 4 0.05
Column 2 consists of pairs of integers from 1 to 4 (each... (5 Replies)
Discussion started by: aberg
5 Replies
LEARN ABOUT REDHAT
sa2
SA2(8) Linux User's Manual SA2(8)NAME
sa2 - Write a daily report in the /var/log/sa directory.
SYNOPSIS
/usr/lib/sa/sa2
DESCRIPTION
The sa2 command is a shell procedure variant of the sar command which writes a daily report in the /var/log/sa/sardd file, where the dd
parameter indicates the current day. The sa2 command handles all of the flags and parameters of the sar command.
The sa2 command is designed to be started automatically by the cron command.
EXAMPLES
To run the sa2 command daily, place the following entry in your root or adm crontab file:
5 19 * * 1-5 /usr/lib/sa/sa2 -A &
This will generate a daily report called /var/log/sa/sardd It will also remove reports more than one week old.
FILES
/var/log/sa/sardd
Indicate the daily report file, where the dd parameter is a number representing the day of the month.
AUTHOR
Sebastien Godard <sebastien.godard@wanadoo.fr>
SEE ALSO sar(1), sadc(8), sa1(8), mpstat(1), iostat(1), vmstat(8)
http://perso.wanadoo.fr/sebastien.godard/
Linux DECEMBER 1999 SA2(8)