Monitoring du Phytotron
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40 lines
529 B

#!/bin/bash
DATAFILE=/tmp/fake-datafile
#----- collect the datas
> ${DATAFILE}
for s in $(seq 1 2000)
do
v=$(./fake-values -s -t 4)
echo $s $v >> ${DATAFILE}
done
tail -5 ${DATAFILE}
#----- do dome useless computations
awk '
NR==1 {
debut = $2
}
{
# print $2-debut, $3
v = int($3/35);
bucket[v]++;
}
END {
for (v=0; v<40; v++) {
printf "%4d ", v;
for (foo=0; foo<bucket[v]/2; foo++) {
printf "-";
}
print "*"
}
}
' \
< ${DATAFILE}