Monitorizar uso filesystem

Escleiron — Tue, 12 May 2026 15:35:59 GMT

Código del script

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			= Código del script =

			Script para realizar un análisis nocturno de un Filesystem que se llena todos los días.

			<syntaxhighlight lang="bash">
			#monitor /var usage
			#/5 3-6 * * /root/monitor_var.sh

			</syntaxhighlight>

	== Código del script ==		== Código del script ==

Backup DB mysql

Escleiron — Tue, 12 May 2026 15:34:49 GMT

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	~~= Código del script =~~

	Script para realizar un backup diario de una base de datos MySQL y almacenar		Script para realizar un backup diario de una base de datos MySQL y almacenar
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	</syntaxhighlight>		</syntaxhighlight>

	== ~~Código del script~~ ==		== Script ==

	<syntaxhighlight lang="bash">		<syntaxhighlight lang="bash">

Monitorizar uso filesystem

Escleiron — Tue, 12 May 2026 15:33:52 GMT

Página creada con «== Código del script == <syntaxhighlight lang="bash"> #!/bin/bash # Server /var Monitoring Script # Author: Monitoring Script # Description: Monitors /var growth and files created/modified # ============================================ # CONFIGURATION # ============================================ MONITOR_DIR="/var" LOG_OUTPUT="/var/log/monitoring_var.log" # ============================================ # FUNCTIONS # ============================================…»

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== Código del script ==

<syntaxhighlight lang="bash">
#!/bin/bash

# Server /var Monitoring Script
# Author: Monitoring Script
# Description: Monitors /var growth and files created/modified

# ============================================
# CONFIGURATION
# ============================================

MONITOR_DIR="/var"
LOG_OUTPUT="/var/log/monitoring_var.log"

# ============================================
# FUNCTIONS
# ============================================

log_message() {
echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" >> "$LOG_OUTPUT"
}

get_disk_usage() {
du -sh "$MONITOR_DIR" 2>/dev/null | awk '{print $1}'
}

get_inode_usage() {
df -i "$MONITOR_DIR" 2>/dev/null | tail -1 | awk '{printf "%.0f%%", ($3/$2)*100}'
}

# Captures files created/modified in the last X minutes
find_recent_files() {
local minutes=$1
log_message "=== FILES MODIFIED IN THE LAST $minutes MINUTES ==="
find "$MONITOR_DIR" -type f -mmin -"$minutes" 2>/dev/null | \
while read file; do
size=$(du -h "$file" 2>/dev/null | awk '{print $1}')
modified=$(stat -c %y "$file" 2>/dev/null | cut -d' ' -f1,2)
echo "[$(date '+%Y-%m-%d %H:%M:%S')] $size | $file | Modified: $modified"
done | sort -rh | head -30 >> "$LOG_OUTPUT"
}

# Monitors the most active logs
monitor_logs() {
log_message "=== MOST ACTIVE LOGS IN /var/log ==="
find /var/log -type f $ -name "*.log*" -o -name "*.gz" $ 2>/dev/null | \
xargs ls -lhS 2>/dev/null | head -20 | awk '{print "[" strftime("%Y-%m-%d %H:%M:%S") "] " $5, $9}' >> "$LOG_OUTPUT"
}

# Checks growth of main directories
check_subdirs() {
log_message "=== ANALYSIS OF SUBDIRECTORIES IN /var ==="
du -sh /var/* 2>/dev/null | sort -rh | head -15 | while read line; do
echo "[$(date '+%Y-%m-%d %H:%M:%S')] $line" >> "$LOG_OUTPUT"
done
}

# ============================================
# MAIN EXECUTION
# ============================================

main() {
log_message "=========================================="
log_message "MONITORING REPORT FOR /var"
log_message "=========================================="
log_message "Starting /var monitoring"
log_message ""

# Captures initial state
log_message "DISK SPACE:"
log_message " Total used: $(get_disk_usage)"
log_message " Inodes: $(get_inode_usage)"
log_message ""

# Collects detailed information
log_message "SUBDIRECTORIES:"
check_subdirs
log_message ""

log_message "FILES MODIFIED (last 2 hours):"
find_recent_files 120
log_message ""

log_message "LARGEST LOGS:"
monitor_logs
log_message ""
log_message "Report completed successfully"
log_message "=========================================="
log_message ""
}

# Execute main function
main

</syntaxhighlight>

Scripts

Escleiron — Tue, 12 May 2026 15:32:44 GMT

← Revisión anterior		Revisión del 15:32 12 may 2026
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	* [[Script Despliegue configuración]]		* [[Script Despliegue configuración]]
	* [[Backup DB mysql]]		* [[Backup DB mysql]]
			* [[Monitorizar uso filesystem]]

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