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size_to_human() {
awk -v size="$1" '
BEGIN {
suffix[1] = "B"
suffix[2] = "KiB"
suffix[3] = "MiB"
suffix[4] = "GiB"
suffix[5] = "TiB"
suffix[6] = "PiB"
suffix[7] = "EiB"
count = 1
while (size > 1024) {
size /= 1024
count++
}
sizestr = sprintf("%.2f", size)
sub(/\.?0+$/, "", sizestr)
printf("%s %s", sizestr, suffix[count])
}'
}
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