• qm - Qemu/KVM Virtual Machine Manager
• qmrestore - Restore QemuServer 'vzdump' Backups
• vzdump - Backup Utility for VMs and Containers
• pveperf - the Proxmox benchmark
• pveam - Proxmox VE Appliance Manager
• pvecm - Proxmox VE Cluster Manager
• pveversion - Proxmox VE version info

• /etc/pve/corosync.conf
• /etc/network/interfaces
• /etc/pve/qemu-server/<VMID>.conf
• /etc/pve/storage.cfg

root@pve:~# qm list
      VMID NAME                 STATUS     MEM(MB)    BOOTDISK(GB) PID       
       100 vm1                  stopped    512               32.00 0         
       101 vm2                  stopped    512               32.00 0         
       102 vma                  running    6144              64.00 16340     
       103 vmb                  running    2048              10.00 55737     

root@pve:~# qm agent 102 ping
QEMU guest agent is not running

qm start VMID