How to find average read length and number of reads in a bam file using samtools in linux?

Question

[MobiusT]

How to find average read length and number of reads in a bam file using samtools in linux? I used first samtools stats file.bam | grep "average length" but it never stop running. What is the most efficient way of finding them?

[Pierre Lindenbaum]

duplicate of your previous question : Find mean read length of a bam file dataset of reads?

I used first samtools stats file.bam | grep "average length" but it never stop running

what is the size of the bam, how long did you wait ?

[MobiusT]

The size is 24661059 and I waited aroun 10 mins