10 More Discussions You Might Find Interesting
1. Shell Programming and Scripting
Hello,
How can I add a logic to awk to tell it to print 0 when encountering a division by zero attempted? Below is the code. Everything in the code works fine except the piece that I want to calculate read/write IO size. I take the kbr / rs and kbw / ws. There are times when the iostat data... (5 Replies)
Discussion started by: tommyd
5 Replies
2. Shell Programming and Scripting
Hi Friends,
I don't understand why "a" is always being printed as zero, when I execute the following command.
awk '{if($6||$8||$10||$12==0)a=b=c=d=0;else (a=$5/$6);(b=$7/$8);(c=$9/$10);(d=$11/$12); {print... (6 Replies)
Discussion started by: jacobs.smith
6 Replies
3. Shell Programming and Scripting
Hi Friends,
I have an input file like this
cat input
chr1 100 200 1 2
chr1 120 130 na 1
chr1 140 160 1 na
chr1 170 180 na na
chr1 190 220 0 0
chr1 220 230 nd 1
chr2 330 400 1 nd
chr2 410 450 nd nd
chr3 500 700 1 1
I want to calculate the division of 4th and 5th columns. But, if... (3 Replies)
Discussion started by: jacobs.smith
3 Replies
4. Shell Programming and Scripting
hello
i try to divide 2 variables in order to get a percentage--that's why i'm not interested in integer division--but nothing seems to work
I think awk is suitable for this but i'm not quite sure how to use it..
any ideas?
here's what I want to do:
percentage = varA/varB
thank you (2 Replies)
Discussion started by: vlm
2 Replies
5. Shell Programming and Scripting
input
one two three four
0 0 0 10424
0 102 0 15091
1 298 34 11111
0 10 0 1287
scripts
awk 'NR>1{print ($1/$2) / ($3/$4)}'
awk 'NR>1{ if ($1 ||$3 ||$2|| $4 == 0) print 0; else print (($1/$2)/($3/$4))}'
error
awk: division by zero
input record number 1, file rm
source line... (9 Replies)
Discussion started by: quincyjones
9 Replies
6. Shell Programming and Scripting
input
0 0 9820373 2069 0 0 11485482
awk '{print ($1/$3) / ($4/$7)}' input
error
Is there any way to fix this problem ? (25 Replies)
Discussion started by: quincyjones
25 Replies
7. UNIX for Advanced & Expert Users
I received error "awk: division by zero" while executing the following statement.
SunOS 5.10 Generic_142900-15 sun4us sparc FJSV,GPUZC-M
echo 8 | awk 'END {printf ("%d\n",NR/$1 + 0.5);}' file1.lst
awk: division by zero
Can someone provide solution?
Thanks
Please use code... (11 Replies)
Discussion started by: kumar77
11 Replies
8. Shell Programming and Scripting
Hi,
I'm executing unixbench tool v4.1 on an embedded system and I'm getting these error messages:
Execl Throughput 1 2 3awk: /unixbench/unixbench-4.1.0/pgms/loops.awk:38: (FILENAME=- FNR=4) fatal: division by zero attempted
Pipe Throughput 1 2 3 4 5 6 7 8 9 10awk:... (3 Replies)
Discussion started by: rogelio
3 Replies
9. Shell Programming and Scripting
I need to read the file divide 3 column with 2nd and run a modulus of 10 and check whether the remainder is zero or not if not print the entire line.
cat filename | awk '{ if ($3 / $2 % 10 != 0) print $0}'
Whats wrong with it ? (4 Replies)
Discussion started by: dinjo_jo
4 Replies
10. Shell Programming and Scripting
How can I modify my awk code to get rid of the divion by zero error message? If I run the script without an input file, it should return error message "Input file missing" but not divison by zero.
Code:
#!/bin/nawk -f
BEGIN {
if (NR == 0)
{print "Input file... (4 Replies)
Discussion started by: Pauline mugisha
4 Replies