IT & 서버 & Programming

▧   Install rocky linux root: **** rocky1_test: ***** *****    storage:  ***** ***** rocky2_test: ***** *****   storage:  ***** ***** rocky3_test: ***** *****    storage:  ***** ***** rocky3_backend: ***** *****   storage:  ***** *****   ▧   TroubleShoot ⁘ Issue : Ping works 8.8.8.8 but ping doesn’t reach internal network.   ⁘ S olutions: #1 : To install VMware Tools on Rocky Linux 9, follow these steps: Step 1: Install Required Packages sudo dnf install open-vm-tools open-vm-tools-desktop Step 2: Start and Enable VMware Tools Service sudo systemctl start vmtoolsd.service sudo systemctl enable vmtoolsd.service Step 3: Verify Installation vmware-toolbox-cmd -v Step 5: Reboot the System   #2 : Installing VMware Tools from the VMware GUI ( Alternative Method ) Step 1: Mount the VMware Tools ISO: ↪ Click on VM > Install VMware Tools . Step 2: Mount the CD-ROM: sudo mount /dev/cdrom /mnt Step 3: Extract VMware Tools: Navigate

  < How to Install Backend Server > -- Summary— <Update OS> <Install Python and Pip> <Set Up the Backend Server > <Run app.py = After modificatying app.py, follow this procedures > Etc: Source code location: nolgaemi.github.io -- Detailed Procedures – <Files Location> (server-monitor-env) [root@BackEnd-Server instance]# pwd /root/server-monitor/instance (server-monitor-env) [root@BackEnd-Server instance]# ll total 12 -rw-r--r--. 1 root root 12288 Aug   2 10:34 agent_data.db   (server-monitor-env) [root@BackEnd-Server server-monitor]# pwd /root/server-monitor (server-monitor-env) [root@BackEnd-Server server-monitor]# ll total 16 -rw-r--r--. 1 root root 3671 Jul 23 17:14 app.py -rw-r--r--. 1 root root   125 Jul 16 16:34 config.py drwxr-xr-x. 2 root root    27 Aug   2 10:36 instance -rw-r--r--. 1 root root   189 Jul 23 13:21 manage.py -rw-------. 1 root root    46 Jul 18 14:46 nohup.out drwxr-xr-x. 2 r

  < How to Install agent > -- Summary-- <Install Python> <Install pip> <Install package> <Python File> <File Mode Change> <Check Service> <Create & Run Service> <Error Check> <Code Modification and ReStart Service>   Etc <How to stress resources> <How to change server’s name>   -- Detailed Procedures -- <Install Python> ▧ Check if Python is installed. [root@localhost ~]# python --version Python 3.9.18 [root@localhost ~]#   <Install pip> ▧   Install python3-pip [root@localhost system]# dnf install python3-pip   <Install package> ▧   Install packages [root@localhost system]# pip3 install psutil requests netifaces   <Python File> ▧ Apply Code cd /opt mkdir server-monitor-agent vi agent.py   <File Mode Change> ▧ Change mode chmod +x /opt/server-monitor-agent/agent.py   <Check Service> ▧ Chec