shithub: riscv

ref: 5030157da9e89da53739b13c36942a5355de669f
dir: /rc/bin/kmem/

#!/bin/rc
# kmem [kernel] - print summary of allocate blocks in running kernel
rfork e
if(! ~ $#* 0 1){
	echo 'usage: kmem [kernel]' >[1=2]
	exit usage
}

if(~ $#* 1)
	binary=$1

echo 'kinit(); blocksummary()' | acid -k -lkernel -lpool -lleak $pid $binary | awk '
	$1 == "block" {
		addr=$6
		size=$3
		alloc=$4
		total[alloc] += size
		count[alloc]++
	}
	$1 == "summary" { 
		alloc=$2
		cnt=$3
		size=$4
		total[alloc] += size
		count[alloc] += cnt
	}
	END{
		for(i in count)
			printf("%6d %11d %s\n", count[i], total[i], i);
	}
' | sort -nr