unRAID Folder Stats

folder_stats.sh

#!/bin/bash

# Function to convert bytes to human-readable format
to_human_readable() {
  local size=$1
  if [ $size -lt 1024 ]; then
    echo "${size}B"
  elif [ $size -lt $((1024*1024)) ]; then
    echo "$((size/1024))KB"
  elif [ $size -lt $((1024*1024*1024)) ]; then
    echo "$((size/(1024*1024)))MB"
  else
    echo "$((size/(1024*1024*1024)))GB"
  fi
}

# Check if folder is specified
if [ -z "$1" ]; then
  echo "Usage: $0 /path/to/folder"
  exit 1
fi

# Initialize a temporary file to store results
tempfile=$(mktemp)

# Iterate through all files in the folder
find "$1" -type f -print0 | while IFS= read -r -d '' filepath; do
  # Search each disk for the file
  for disk in /mnt/disk*; do
    if [ -e "${disk}${filepath#*/mnt/user}" ]; then
      echo "$(basename $disk)|$filepath|$(stat -c%s "$filepath")" >> $tempfile
      break
    fi
  done
done

# Initialize associative arrays for file count and size
declare -A file_count
declare -A file_size

# Process the temporary file to summarize results
while IFS='|' read -r disk filepath size; do
  file_count["$disk"]=$((file_count["$disk"] + 1))
  file_size["$disk"]=$((file_size["$disk"] + size))
done < $tempfile

# Remove the temporary file
rm -f $tempfile

# Print summary
echo "Summary:"
for disk in "${!file_count[@]}"; do
  echo "Array Disk: $disk"
  echo "  Number of files: ${file_count[$disk]}"
  echo "  Total size: $(to_human_readable ${file_size[$disk]})"
done

Quick and dirty way to figure out which disks a folder is spread on.