Method checkImageDiskUsage

src/slave/slave.cpp:7693–7700

TODO(gilbert): Consider to read the Image GC config dynamically. For now, the Image GC config can only be updated after the agent restarts.

// For now, the Image GC config can only be updated after the agent
// restarts.
void Slave::checkImageDiskUsage()
{
  // TODO(gilbert): Container image gc is supported for docker image
  // in Mesos Containerizer for now. Add more image store gc supports
  // if necessary.
  Future<double>(::fs::usage(flags.docker_store_dir))
    .onAny(defer(self(), &Slave::_checkImageDiskUsage, lambda::_1));
}


void Slave::_checkImageDiskUsage(const Future<double>& usage)