Created
April 6, 2021 16:27
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getting histogram of the filesystem files sizes
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| # Usage: | |
| # sh ./fs_hist.sh /data/archive | |
| mypath=$1 | |
| find $mypath -type f | wc -l | |
| find $mypath -type f -print0 | xargs -0 ls -l | awk '{ n=int(log($5)/log(2)); if (n<10) { n=10; } size[n]++ } END { for (i in size) printf("%d %d\n", 2^i, size[i]) }' | sort -n | awk 'function human(x) { x[1]/=1024; if (x[1]>=1024) { x[2]++; human(x) } } { a[1]=$1; a[2]=0; human(a); printf("%3d%s: %6d\n", a[1],substr("kMGTEPYZ",a[2]+1,1),$2) }' |
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