1#@!#!123s

: / var / tmp /
Filename : diag.sh
back
#!/bin/bash
echo "================================================"
echo "DIAGNÓSTICO DEL SERVIDOR - $(date)"
echo "================================================"

echo ""
echo "========== 1. CARGA Y UPTIME =========="
uptime
echo ""
echo "CPU cores: $(nproc)"

echo ""
echo "========== 2. MEMORIA =========="
free -h

echo ""
echo "========== 3. TOP 15 PROCESOS POR CPU =========="
ps aux --sort=-%cpu | head -16

echo ""
echo "========== 4. TOP 15 PROCESOS POR MEMORIA =========="
ps aux --sort=-%mem | head -16

echo ""
echo "========== 5. CONTEO DE PROCESOS PHP POR USUARIO =========="
ps -eo user,comm | grep -E "php|httpd|apache" | awk '{print $1}' | sort | uniq -c | sort -rn

echo ""
echo "========== 6. CONTEO DE PROCESOS PHP POR SITIO =========="
ps -eo args | grep php-cgi | grep -oP '/home/[^/]+/[^/]+' | sort | uniq -c | sort -rn | head -20

echo ""
echo "========== 7. CONEXIONES APACHE POR IP (TOP 20) =========="
netstat -ntu 2>/dev/null | awk '$5 ~ /:(80|443)$/ {print $5}' | cut -d: -f1 | sort | uniq -c | sort -rn | head -20

echo ""
echo "========== 8. TOTAL CONEXIONES ESTABLECIDAS =========="
netstat -an 2>/dev/null | grep ESTABLISHED | wc -l
echo "A puerto 80/443:"
netstat -an 2>/dev/null | grep -E ":(80|443) " | grep ESTABLISHED | wc -l
echo "A MySQL (3306):"
netstat -an 2>/dev/null | grep ":3306 " | grep ESTABLISHED | wc -l

echo ""
echo "========== 9. MYSQL PROCESSLIST =========="
mysqladmin processlist 2>/dev/null | head -50

echo ""
echo "========== 10. MYSQL: QUERIES POR DB =========="
mysql -e "SELECT db, COUNT(*) as queries FROM information_schema.processlist WHERE db IS NOT NULL GROUP BY db ORDER BY queries DESC;" 2>/dev/null

echo ""
echo "========== 11. MYSQL: QUERIES LENTAS (>5s) =========="
mysql -e "SELECT id, user, host, db, time, state, LEFT(info,150) as query FROM information_schema.processlist WHERE command != 'Sleep' AND time > 5 ORDER BY time DESC LIMIT 20;" 2>/dev/null

echo ""
echo "========== 12. MYSQL STATUS =========="
mysqladmin status 2>/dev/null

echo ""
echo "========== 13. IO WAIT Y CPU (vmstat) =========="
vmstat 1 3

echo ""
echo "========== 14. DISCO =========="
df -h | grep -vE '^tmpfs|^devtmpfs'

echo ""
echo "========== 15. ÚLTIMAS LÍNEAS LOG APACHE ERROR =========="
tail -30 /usr/local/apache/logs/error_log 2>/dev/null || tail -30 /var/log/apache2/error.log 2>/dev/null || tail -30 /var/log/httpd/error_log 2>/dev/null

echo ""
echo "========== 16. REQUESTS RECIENTES POR DOMINIO (últimos 1000 hits) =========="
for log in /usr/local/apache/domlogs/*; do
  if [ -f "$log" ] && [ -s "$log" ]; then
    count=$(tail -1000 "$log" 2>/dev/null | wc -l)
    domain=$(basename "$log")
    echo "$count  $domain"
  fi
done 2>/dev/null | sort -rn | head -15

echo ""
echo "========== 17. TOP IPs ATACANDO (dominio problemático) =========="
if [ -f /usr/local/apache/domlogs/ettien.ensad.edu.pe ]; then
  echo "--- ettien.ensad.edu.pe (últimas 2000 líneas) ---"
  tail -2000 /usr/local/apache/domlogs/ettien.ensad.edu.pe | awk '{print $1}' | sort | uniq -c | sort -rn | head -10
fi

echo ""
echo "========== 18. CUENTAS cPanel Y USO =========="
ls /var/cpanel/users/ 2>/dev/null

echo ""
echo "========== 19. VERSIÓN PHP Y HANDLER =========="
/usr/local/cpanel/bin/rebuild_phpconf --current 2>/dev/null

echo ""
echo "========== 20. CLOUDLINUX? =========="
which lvectl 2>/dev/null && echo "CloudLinux INSTALADO" || echo "CloudLinux NO instalado"

echo ""
echo "================================================"
echo "DIAGNÓSTICO COMPLETADO"
echo "================================================"