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Sum in terabyte

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# 1  
Old 04-03-2013
Sum in terabyte
Hello,
can someone help me in this
I have a file of sizes in kilobyte I want to caculte the sum in terabyte using awk

I would like to have one digit after the decimal point ( 2.8 TB for example)

Code:
 
cat file
2881301319
3061567196
3010347398
3029693706
2906516319
2444536488
1861082168
.
.

Thanks..Sara
Last edited by Corona688; 04-03-2013 at 12:34 PM..
# 2  
Old 04-03-2013
Code:
awk '{printf "%.1f TB\n",$1/1000000000}' file
2.9 TB
3.1 TB
3.0 TB
etc

Last edited by Jotne; 04-03-2013 at 08:58 AM..
# 3  
Old 04-03-2013
Code:
8 bits = 1 byte
1,024 bytes = 1 kilobyte
1,024 kilobytes = 1 megabyte
1,024 megabytes = 1 gigabyte
1,024 gigabytes = 1 terabyte
1,024 terabytes = 1 petabyte

so it would be num/(1024*1024*1024)

awk 'BEGIN {t=1024*1024*1024} {printf "%.1f TB\n" $0/t;}' file
Last edited by PikK45; 04-03-2013 at 08:32 AM.. Reason: missed a number :)
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