====== Wait for background operations to complete ======

===== Synopsis =====

    sync [--timeout <timeout>]

===== Examples =====

=== Wait for background operations to complete ===

    sync

=== Wait for at most one second for background operations to complete ===

    sync --timeout 1000

===== Description =====

Wait for any background operations to complete.  If no timeout is explicitly specified, or if a zero timeout is specified, iPXE will wait indefinitely.

===== Command status =====

^ Success   | All background operations are complete             |
^ Failure   | Some background operations are not yet complete    |

===== See also =====

  * ''[[:cmd:sleep]]''
  * [[:cmd|List of all iPXE commands]]