543 lines
20 KiB
Bash
543 lines
20 KiB
Bash
#!/bin/bash
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# Disk Health Check Script for Harvester OS
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# Enhanced with SAS/PERC H730P controller support
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# Checks SSD TBW/lifespan and HDD health status
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SCRIPT_NAME=$(basename "$0")
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VERSION="2.4"
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# Color codes
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RED=$(tput setaf 1)
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GREEN=$(tput setaf 2)
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YELLOW=$(tput setaf 3)
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BLUE=$(tput setaf 4)
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CYAN=$(tput setaf 6)
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NC=$(tput sgr0)
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# Function to print colored output
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print_color() {
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local color=$1
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local message=$2
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echo -e "${color}${message}${NC}"
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}
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# Check if command exists
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command_exists() {
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command -v "$1" >/dev/null 2>&1
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}
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if ! command_exists smartctl; then
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print_color $RED "Error: smartctl is not installed. Please install smartmontools package."
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exit 1
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fi
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# Function to test SMART access and get available data
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test_smart_access() {
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local disk=$1
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local controller=$2
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local smart_cmd="smartctl"
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[[ -n "$controller" ]] && smart_cmd+=" -d $controller"
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# Test basic SMART access
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if ! $smart_cmd -i "$disk" &>/dev/null; then
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echo "no_access"
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return
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fi
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# Check if SMART is enabled (don't enable it, just check status)
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local smart_info=$($smart_cmd -i "$disk" 2>/dev/null)
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local smart_available=$(echo "$smart_info" | grep "SMART support is:" | awk '{print $4}')
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local smart_enabled=$(echo "$smart_info" | grep "SMART support is:" | awk '{print $6}')
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if [[ "$smart_available" != "Available" ]]; then
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echo "not_available"
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return
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fi
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if [[ "$smart_enabled" != "Enabled" ]]; then
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echo "disabled"
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return
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fi
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# Test attribute reading
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local attributes=$($smart_cmd -A "$disk" 2>/dev/null)
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if [[ -z "$attributes" ]]; then
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echo "no_attributes"
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return
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fi
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# Check if we have basic attributes
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local power_on_hours=$(echo "$attributes" | grep -i "Power_On_Hours\|Power-On" | awk '{print $10}' | head -1)
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if [[ -z "$power_on_hours" ]]; then
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echo "limited_attributes"
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return
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fi
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echo "full_access"
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}
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# Function to get disk information with enhanced SAS support
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get_disk_info() {
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local disk=$1
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local controller=$2
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local smart_cmd="smartctl"
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[[ -n "$controller" ]] && smart_cmd+=" -d $controller"
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local info=$($smart_cmd -i "$disk" 2>/dev/null)
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local attributes=$($smart_cmd -A "$disk" 2>/dev/null)
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local health=$($smart_cmd -H "$disk" 2>/dev/null)
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# Extract information with multiple fallbacks for SAS drives
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local model=$(echo "$info" | grep -i "Device Model:\|Product:" | cut -d: -f2 | sed 's/^[ \t]*//' | head -1)
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local vendor=$(echo "$info" | grep -i "Vendor:" | cut -d: -f2 | sed 's/^[ \t]*//' | head -1)
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[[ -n "$vendor" && -n "$model" ]] && model="$vendor $model"
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local serial=$(echo "$info" | grep -i "Serial Number:\|Serial number:" | cut -d: -f2 | sed 's/^[ \t]*//' | head -1)
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local capacity=$(echo "$info" | grep -i "User Capacity:\|Total NVM Capacity:" | cut -d: -f2 | sed 's/^[ \t]*//' | cut -d'[' -f1 | head -1)
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local firmware=$(echo "$info" | grep -i "Firmware Version:\|Firmware revision:\|Revision:" | cut -d: -f2 | sed 's/^[ \t]*//' | head -1)
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local health_status=$(echo "$health" | grep -i "result:\|SMART overall-health" | cut -d: -f2 | sed 's/^[ \t]*//' | head -1)
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[[ -z "$health_status" ]] && health_status=$(echo "$health" | grep -i "SMART overall-health" | awk -F'[' '{print $2}' | cut -d']' -f1)
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# Get disk type with SAS support
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local disk_type="UNKNOWN"
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if echo "$info" | grep -qi "Solid State Device"; then
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disk_type="SSD"
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elif echo "$info" | grep -qi "Rotation Rate"; then
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disk_type="HDD"
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elif echo "$info" | grep -qi "SCSI\|SAS"; then
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# SAS drives often don't specify, check rotation rate
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if echo "$info" | grep -qi "15000\|10000\|7200"; then
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disk_type="HDD"
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else
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disk_type="SSD"
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fi
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fi
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# Extract SMART attributes with multiple field attempts for SAS
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local power_on_hours=$(echo "$attributes" | grep -i "Power_On_Hours\|Power-On" | awk '{print $NF}' | head -1)
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[[ -z "$power_on_hours" ]] && power_on_hours=$(echo "$attributes" | grep -i "Power_On_Hours_and_Msec" | awk '{print $10}' | head -1)
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local reallocated_sectors=$(echo "$attributes" | grep -i "Reallocated_Sector_Ct\|Reallocated_Event_Count" | awk '{print $NF}' | head -1)
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local pending_sectors=$(echo "$attributes" | grep -i "Current_Pending_Sector" | awk '{print $NF}' | head -1)
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local total_written=$(echo "$attributes" | grep -i "Total_LBAs_Written\|Host_Writes_32MiB\|Lifetime_Writes" | awk '{print $NF}' | head -1)
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local host_writes_32mib=$(echo "$attributes" | grep -i "Host_Writes_32MiB" | awk '{print $NF}' | head -1)
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# For SAS drives, try to get media wearout for SSDs
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local media_wearout=$(echo "$attributes" | grep -i "Media_Wearout_Indicator\|Wear_Leveling_Count" | awk '{print $NF}' | head -1)
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echo "$model|$serial|$capacity|$firmware|$health_status|$disk_type|$power_on_hours|$reallocated_sectors|$pending_sectors|$total_written|$host_writes_32mib|$media_wearout"
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}
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# Function to calculate TBW for SSD
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calculate_tbw() {
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local raw_value=$1
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local sectors=$2
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if [[ -n "$sectors" && "$sectors" != "0" ]]; then
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local bytes=$((sectors * 512))
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local tbw=$(echo "scale=2; $bytes / 1000 / 1000 / 1000 / 1000" | bc -l 2>/dev/null || echo "0")
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echo "$tbw"
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elif [[ -n "$raw_value" && "$raw_value" != "0" ]]; then
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local tbw=$(echo "scale=2; $raw_value * 32 / 1000 / 1000" | bc -l 2>/dev/null || echo "0")
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echo "$tbw"
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else
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echo "0"
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fi
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}
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# Function to estimate SSD endurance based on model and capacity
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estimate_ssd_endurance() {
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local disk_model=$1
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local capacity_gb=$2
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# SAS SSDs typically have very high endurance
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if echo "$disk_model" | grep -qi "ST600MP\|SEAGATE.*SSD\|SAS.*SSD"; then
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# Enterprise SAS SSDs - very high endurance
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if [[ $capacity_gb -ge 1000 ]]; then
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echo "10000" # 10PB for 1TB+ enterprise SAS SSD
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elif [[ $capacity_gb -ge 600 ]]; then
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echo "6000" # 6PB for 600GB enterprise SAS SSD
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elif [[ $capacity_gb -ge 400 ]]; then
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echo "4000" # 4PB for 400GB enterprise SAS SSD
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else
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echo "2000" # 2PB for smaller enterprise SAS SSD
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fi
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elif echo "$disk_model" | grep -qi "MTFDDAK\|MICRON\|INTEL\|SAMSUNG\|KIOXIA"; then
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# Enterprise SATA SSDs
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if [[ $capacity_gb -ge 1000 ]]; then
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echo "1200" # 1.2PB for 1TB enterprise
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elif [[ $capacity_gb -ge 480 ]]; then
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echo "600" # 600TB for 480GB enterprise
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elif [[ $capacity_gb -ge 240 ]]; then
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echo "300" # 300TB for 240GB enterprise
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else
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echo "150" # 150TB for smaller enterprise
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fi
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else
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# Consumer SSDs
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if [[ $capacity_gb -ge 1000 ]]; then
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echo "600" # 600TB for 1TB consumer
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elif [[ $capacity_gb -ge 480 ]]; then
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echo "300" # 300TB for 480GB consumer
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elif [[ $capacity_gb -ge 240 ]]; then
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echo "150" # 150TB for 240GB consumer
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elif [[ $capacity_gb -ge 120 ]]; then
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echo "80" # 80TB for 120GB consumer
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else
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echo "40" # 40TB for smaller drives
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fi
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fi
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}
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# Function to estimate SSD lifespan with TBW remaining
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estimate_ssd_lifespan() {
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local power_on_hours=$1
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local tbw_used=$2
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local disk_model=$3
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local capacity_gb=$4
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local media_wearout=$5
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if [[ -z "$power_on_hours" || "$power_on_hours" -eq 0 ]]; then
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echo "Unknown||Unknown||Unknown"
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return
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fi
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local estimated_endurance=$(estimate_ssd_endurance "$disk_model" "$capacity_gb")
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local tbw_remaining=$(echo "scale=2; $estimated_endurance - $tbw_used" | bc -l 2>/dev/null || echo "0")
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# If we have media wearout indicator, use it for more accurate estimation
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if [[ -n "$media_wearout" && "$media_wearout" != "0" ]]; then
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if [[ $media_wearout -le 10 ]]; then
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echo "${RED}10%${NC}|${RED}${tbw_remaining} TB${NC}|${RED}Critical wear${NC}|media_wearout"
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elif [[ $media_wearout -le 30 ]]; then
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echo "${YELLOW}${media_wearout}%${NC}|${YELLOW}${tbw_remaining} TB${NC}|${YELLOW}High wear${NC}|media_wearout"
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elif [[ $media_wearout -le 70 ]]; then
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echo "${YELLOW}${media_wearout}%${NC}|${YELLOW}${tbw_remaining} TB${NC}|${YELLOW}Moderate wear${NC}|media_wearout"
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else
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echo "${GREEN}${media_wearout}%${NC}|${GREEN}${tbw_remaining} TB${NC}|${GREEN}Healthy${NC}|media_wearout"
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fi
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return
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fi
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if [[ $(echo "$tbw_used > 0" | bc -l 2>/dev/null) -eq 1 ]]; then
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local lifespan_used=$(echo "scale=1; $tbw_used * 100 / $estimated_endurance" | bc -l 2>/dev/null || echo "0")
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local lifespan_remaining=$(echo "scale=1; 100 - $lifespan_used" | bc -l 2>/dev/null || echo "100")
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if [[ $(echo "$lifespan_used >= 80" | bc -l) -eq 1 ]]; then
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echo "${RED}${lifespan_remaining}%${NC}|${RED}${tbw_remaining} TB${NC}|${RED}High wear${NC}|tbw"
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elif [[ $(echo "$lifespan_used >= 50" | bc -l) -eq 1 ]]; then
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echo "${YELLOW}${lifespan_remaining}%${NC}|${YELLOW}${tbw_remaining} TB${NC}|${YELLOW}Moderate wear${NC}|tbw"
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else
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echo "${GREEN}${lifespan_remaining}%${NC}|${GREEN}${tbw_remaining} TB${NC}|${GREEN}Healthy${NC}|tbw"
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fi
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else
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echo "Unknown|${estimated_endurance} TB|New|estimated"
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fi
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}
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# Function to estimate HDD lifespan
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estimate_hdd_lifespan() {
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local power_on_hours=$1
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local reallocated_sectors=$2
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local pending_sectors=$3
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if [[ -z "$power_on_hours" ]]; then
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echo "Unknown"
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return
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fi
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power_on_hours=${power_on_hours:-0}
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reallocated_sectors=${reallocated_sectors:-0}
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pending_sectors=${pending_sectors:-0}
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if [[ "$pending_sectors" -gt 0 ]]; then
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echo "${RED}CRITICAL${NC} (Pending sectors: $pending_sectors)"
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elif [[ "$reallocated_sectors" -gt 100 ]]; then
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echo "${RED}< 6 months${NC} (High reallocated sectors: $reallocated_sectors)"
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elif [[ "$reallocated_sectors" -gt 10 ]]; then
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echo "${YELLOW}6-12 months${NC} (Reallocated sectors: $reallocated_sectors)"
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elif [[ "$power_on_hours" -gt 40000 ]]; then
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echo "${YELLOW}1-2 years${NC} (High usage: $power_on_hours hours)"
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elif [[ "$power_on_hours" -gt 25000 ]]; then
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echo "${GREEN}2-3 years${NC} (Moderate usage: $power_on_hours hours)"
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else
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echo "${GREEN}> 3 years${NC} (Low usage: $power_on_hours hours)"
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fi
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}
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# Function to check a single disk with enhanced error handling
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check_disk() {
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local disk=$1
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local controller=$2
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print_color $CYAN "Checking disk: $disk (Controller: ${controller:-direct})"
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echo "=================================================="
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# Test SMART access level
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local access_level=$(test_smart_access "$disk" "$controller")
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case $access_level in
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"no_access")
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print_color $RED "ERROR: Cannot access disk through controller"
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echo "Possible reasons:"
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echo " - Controller doesn't support SMART passthrough"
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echo " - Disk is part of a hardware RAID array"
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echo " - Insufficient permissions (try running as root)"
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echo " - Controller busy or offline"
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echo ""
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return
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;;
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"not_available")
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print_color $YELLOW "SMART not available on this disk"
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echo "This disk does not support SMART monitoring"
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echo ""
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return
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;;
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"disabled")
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print_color $YELLOW "SMART is disabled on this disk"
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echo "SMART is available but currently disabled"
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echo "To enable manually: smartctl -s on ${controller:+-d $controller} $disk"
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echo ""
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return
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;;
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"no_attributes")
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print_color $YELLOW "WARNING: Cannot read SMART attributes"
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echo "This is common with hardware RAID controllers like PERC H730P"
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echo "Try checking through the RAID management interface"
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echo ""
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return
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;;
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"limited_attributes")
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print_color $YELLOW "NOTE: Limited SMART data available"
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echo "Controller is filtering some SMART attributes"
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;;
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esac
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# Get disk information
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local disk_info=$(get_disk_info "$disk" "$controller")
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IFS='|' read -r model serial capacity firmware health_status disk_type power_on_hours reallocated_sectors pending_sectors total_written host_writes_32mib media_wearout <<< "$disk_info"
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# Display basic information
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echo "Model: ${model:-Unknown}"
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echo "Serial: ${serial:-Unknown}"
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echo "Type: $disk_type"
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echo "Capacity: ${capacity:-Unknown}"
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echo "Firmware: ${firmware:-Unknown}"
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echo "Health: ${health_status:-Unknown}"
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# Only show power on hours if available
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if [[ -n "$power_on_hours" && "$power_on_hours" != "0" ]]; then
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echo "Power On Hours: $power_on_hours"
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else
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echo "Power On Hours: Unknown"
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fi
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# Disk type specific analysis
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if [[ "$disk_type" == "SSD" ]]; then
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local tbw_used=0
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if [[ -n "$total_written" && "$total_written" != "0" ]]; then
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tbw_used=$(calculate_tbw "" "$total_written")
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elif [[ -n "$host_writes_32mib" && "$host_writes_32mib" != "0" ]]; then
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tbw_used=$(calculate_tbw "$host_writes_32mib" "")
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fi
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if [[ $(echo "$tbw_used > 0" | bc -l 2>/dev/null) -eq 1 ]]; then
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echo "TBW Used: ${tbw_used} TB"
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fi
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# Estimate capacity for endurance calculation
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local capacity_gb=0
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if echo "$capacity" | grep -qi "GB"; then
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capacity_gb=$(echo "$capacity" | grep -o '[0-9.]*' | head -1 | cut -d. -f1)
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elif echo "$capacity" | grep -qi "TB"; then
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capacity_gb=$(echo "$capacity" | grep -o '[0-9.]*' | head -1 | awk '{print $1 * 1000}' | bc 2>/dev/null | cut -d. -f1)
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fi
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local lifespan_info=$(estimate_ssd_lifespan "$power_on_hours" "$tbw_used" "$model" "$capacity_gb" "$media_wearout")
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local lifespan_percent=$(echo "$lifespan_info" | cut -d'|' -f1)
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local tbw_remaining=$(echo "$lifespan_info" | cut -d'|' -f2)
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local wear_status=$(echo "$lifespan_info" | cut -d'|' -f3)
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local wear_source=$(echo "$lifespan_info" | cut -d'|' -f4)
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if [[ "$wear_source" != "media_wearout" && $(echo "$tbw_used > 0" | bc -l 2>/dev/null) -eq 1 ]]; then
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echo "TBW Remaining: $tbw_remaining"
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fi
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echo "Lifespan: $lifespan_percent ($wear_status)"
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# Show wear source if available
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if [[ "$wear_source" == "media_wearout" ]]; then
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echo "Wear Source: Media Wearout Indicator"
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elif [[ "$wear_source" == "tbw" ]]; then
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echo "Wear Source: TBW Calculation"
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elif [[ "$wear_source" == "estimated" ]]; then
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echo "Wear Source: Estimated Endurance"
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fi
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elif [[ "$disk_type" == "HDD" ]]; then
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if [[ -n "$reallocated_sectors" && "$reallocated_sectors" != "0" ]]; then
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echo "Realloc Sectors: $reallocated_sectors"
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fi
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if [[ -n "$pending_sectors" && "$pending_sectors" != "0" ]]; then
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echo "Pending Sectors: $pending_sectors"
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fi
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local lifespan=$(estimate_hdd_lifespan "$power_on_hours" "${reallocated_sectors:-0}" "${pending_sectors:-0}")
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echo "Lifespan: $lifespan"
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else
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print_color $YELLOW "Limited information available for this disk type"
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echo "This is normal for hardware RAID configurations like PERC H730P"
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echo "For detailed SAS drive information, use controller management tools"
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fi
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echo ""
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}
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# Function to detect RAID controllers and disks with PERC H730P support
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detect_raid_disks() {
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local controllers=("megaraid" "cciss" "areca" "3ware" "hpt" "auto")
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local disks=()
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# Check for direct disks first - only main devices, no partitions
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for disk in /dev/sd[a-z]; do
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if [[ -b "$disk" ]]; then
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disks+=("$disk:direct")
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fi
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done
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# Check for NVMe disks - only main devices, no partitions
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for disk in /dev/nvme[0-9]n[0-9]; do
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if [[ -b "$disk" ]]; then
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disks+=("$disk:direct")
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fi
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done
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# Check for SAS disks directly via SCSI generic
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for disk in /dev/sg[0-9]; do
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if [[ -b "$disk" ]]; then
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disks+=("$disk:direct")
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fi
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done
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# Check for RAID controllers with enhanced detection
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for controller in "${controllers[@]}"; do
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print_color $BLUE "Scanning for $controller controllers..."
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for i in {0..31}; do
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# Try different disk devices for each controller
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for base_disk in "/dev/sda" "/dev/sdb" "/dev/sdc" "/dev/sg0" "/dev/sg1"; do
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if [[ -b "$base_disk" ]]; then
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if smartctl -d "$controller,$i" -i "$base_disk" &>/dev/null; then
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disks+=("$base_disk:$controller,$i")
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print_color $GREEN " Found $controller,$i on $base_disk"
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break
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fi
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fi
|
|
done
|
|
done
|
|
done
|
|
|
|
# Special detection for PERC H730P
|
|
print_color $BLUE "Scanning for PERC H730P controllers..."
|
|
if command_exists storcli; then
|
|
print_color $GREEN " storcli detected - checking PERC H730P"
|
|
disks+=("/dev/sda:perc-h730p")
|
|
fi
|
|
|
|
echo "${disks[@]}"
|
|
}
|
|
|
|
# Main function
|
|
main() {
|
|
print_color $BLUE "Harvester OS Disk Health Check Script v$VERSION"
|
|
print_color $BLUE "Enhanced with PERC H730P and SAS Support"
|
|
print_color $BLUE "============================================"
|
|
echo ""
|
|
|
|
if ! command_exists smartctl; then
|
|
print_color $RED "Error: smartctl is not installed. Please install smartmontools package."
|
|
exit 1
|
|
fi
|
|
|
|
local disks=()
|
|
|
|
# If specific disk provided, check only that disk
|
|
if [[ $# -gt 0 ]]; then
|
|
for disk in "$@"; do
|
|
if [[ -b "$disk" ]]; then
|
|
disks+=("$disk:direct")
|
|
else
|
|
print_color $RED "Error: $disk is not a valid block device"
|
|
fi
|
|
done
|
|
else
|
|
# Auto-detect disks
|
|
print_color $CYAN "Auto-detecting disks and RAID controllers..."
|
|
read -ra disks <<< "$(detect_raid_disks)"
|
|
fi
|
|
|
|
if [[ ${#disks[@]} -eq 0 ]]; then
|
|
print_color $RED "No disks found or accessible"
|
|
echo "Try running as root: sudo $0"
|
|
exit 1
|
|
fi
|
|
|
|
print_color $GREEN "Found ${#disks[@]} disk(s) to check"
|
|
echo ""
|
|
|
|
# Check if running as root
|
|
if [[ $EUID -ne 0 ]]; then
|
|
print_color $YELLOW "Warning: Not running as root."
|
|
print_color $YELLOW "Some disks/controllers may show limited information."
|
|
echo ""
|
|
fi
|
|
|
|
# Check each disk
|
|
for disk_info in "${disks[@]}"; do
|
|
IFS=':' read -r disk controller <<< "$disk_info"
|
|
check_disk "$disk" "$controller"
|
|
done
|
|
|
|
print_color $BLUE "Check completed!"
|
|
echo ""
|
|
print_color $CYAN "Note: For PERC H730P controllers with SAS drives:"
|
|
print_color $CYAN " - Use 'storcli /c0 show all' for detailed information"
|
|
print_color $CYAN " - Use 'storcli /c0/eall/sall show' for physical disk status"
|
|
print_color $CYAN " - Hardware RAID controllers often limit SMART data access"
|
|
}
|
|
|
|
# Usage information
|
|
usage() {
|
|
echo "Usage: $SCRIPT_NAME [DISK1 DISK2 ...]"
|
|
echo ""
|
|
echo "If no disks specified, auto-detects all available disks and RAID arrays"
|
|
echo ""
|
|
echo "Examples:"
|
|
echo " sudo $SCRIPT_NAME # Check all disks (recommended)"
|
|
echo " $SCRIPT_NAME /dev/sda # Check specific disk"
|
|
echo " $SCRIPT_NAME /dev/sg0 # Check SAS disk directly"
|
|
echo " $SCRIPT_NAME /dev/sda /dev/sdb # Check multiple disks"
|
|
}
|
|
|
|
# Parse command line arguments
|
|
case "${1:-}" in
|
|
-h|--help)
|
|
usage
|
|
exit 0
|
|
;;
|
|
-v|--version)
|
|
echo "$SCRIPT_NAME version $VERSION"
|
|
exit 0
|
|
;;
|
|
*)
|
|
main "$@"
|
|
;;
|
|
esac
|