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1.1 SSH£¨Secure Shell£©

SSHÊÇÒ»ÖÖ¼ÓÃܵÄÔ¶³ÌÖÎÀíЭÒ飬¿ÉÒÔͨ¹ýÖն˻òÕßÔ¶³Ì×ÀÃæÅþÁ¬µ½LinuxЧÀÍÆ÷¡£ÒÔÏÂÊÇʹÓÃSSHÅþÁ¬LinuxЧÀÍÆ÷µÄʾÀý´úÂ룺

ssh username@hostname

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1.2 VNC£¨Virtual Network Computing£©

VNCÊÇÒ»ÖÖÔ¶³Ì×ÀÃæЭÒ飬ͨ¹ýVNC¿ÉÒÔʵÏÖ¶ÔÔ¶³ÌÅÌËã»úµÄ×ÀÃæ²Ù×÷¡£ÒÔÏÂÊÇʹÓÃVNCÅþÁ¬LinuxЧÀÍÆ÷µÄʾÀý´úÂ룺

vncviewer hostname:displaynumber

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2.1 Nagios

NagiosÊÇÒ»¿î¿ªÔ´µÄÍøÂç¼à¿Øϵͳ£¬¿ÉÒÔ¼à¿ØÍøÂç×°±¸¡¢Ð§ÀÍÆ÷ºÍÓ¦ÓóÌÐòµÈ¡£ÒÔÏÂÊÇʹÓÃNagios¼à¿ØЧÀÍÆ÷״̬µÄʾÀý´úÂ룺

#!/bin/bash

# Check the status of a remote server
# Usage: ./check_server.sh hostname

hostname=$1

ping -c 1 $hostname > /dev/null
if [ $? -eq 0 ]; then
  echo "Server is up"
else
  echo "Server is down"
fi

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2.2 Zabbix

ZabbixÊÇÒ»¿îÆóÒµ¼¶µÄÂþÑÜʽ¼à¿Øϵͳ£¬¿ÉÒÔ¼à¿ØЧÀÍÆ÷¡¢ÍøÂçºÍÓ¦ÓóÌÐòµÈ¡£ÒÔÏÂÊÇʹÓÃZabbix¼à¿ØЧÀÍÆ÷ÐÔÄܵÄʾÀý´úÂ룺

#!/bin/bash

# Get system CPU usage
cpu_usage=$(top -bn1 | grep "Cpu(s)" | awk '{print $2 + $4}')

# Send CPU usage to Zabbix server
zabbix_sender -z zabbix_server -s "hostname" -k "system.cpu.usage" -o $cpu_usage

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