Why vmware-tools is installed, dracut runs in Red Hat Enterprise Linux?

Issue

• The vmware tools restarted and the dracut creates a new initramfs suddenly.

  Aug 28 21:50:13 localhost vmware-tools: Stopping VMware Tools services in the virtual machine:
  Aug 28 21:50:14 localhost vmware-tools: Guest operating system daemon:[  OK  ]
  Aug 28 21:50:18 localhost vmware-tools: Common Agent:[  OK  ]
  Aug 28 21:50:18 localhost vmware-tools: VGAuthService:[  OK  ]
  Aug 28 21:50:18 localhost vmware-tools: VMware User Agent (vmware-user):[  OK  ]
  Aug 28 21:50:18 localhost vmware-tools: Unmounting HGFS shares:[  OK  ]
  ...
  Aug 28 21:50:28 localhost dracut: dracut-
  Aug 28 21:50:28 localhost dracut: Executing: /bin/dracut --force /boot/initramfs-3.10.0-693.2.2.el7.x86_64.img 3.10.0-693.2.2.el7.x86_64
  Aug 28 21:50:29 localhost dracut: dracut module 'busybox' will not be installed, because command 'busybox' could not be found!
  Aug 28 21:50:29 localhost dracut: dracut module 'busybox' will not be installed, because command 'busybox' could not be found!
  Aug 28 21:50:29 localhost dracut: *** Including module: bash ***
  Aug 28 21:50:29 localhost dracut: *** Including module: nss-softokn ***
  Aug 28 21:50:30 localhost dracut: *** Including module: i18n ***
  Aug 28 21:50:30 localhost dracut: *** Including module: network ***
  Aug 28 21:50:30 localhost dracut: *** Including module: ifcfg ***