def ZeroFreeSpace(self, feedback_fn):
    assert self.op.zeroing_timeout_fixed is not None
    assert self.op.zeroing_timeout_per_mib is not None

    zeroing_image = self.cfg.GetZeroingImage()

    # Calculate the sum prior to adding the temporary disk
    instance_disks_size_sum = self._InstanceDiskSizeSum()
    timeout = self.op.zeroing_timeout_fixed + \
              self.op.zeroing_timeout_per_mib * instance_disks_size_sum

    RunWithHelperVM(self, self.instance, zeroing_image,
                    self.op.shutdown_timeout, timeout,
                    log_prefix="Zeroing free disk space",
                    feedback_fn=feedback_fn)
Process inboud queues
dataset/ETHPy150Open ganeti/ganeti/lib/cmdlib/backup.py/LUBackupExport.ZeroFreeSpace--crossover with--dataset/ETHPy150Open saltstack/salt/salt/daemons/flo/core.py/SaltRaetRoadStackService.action