@Override
  public String getLog(DistributionLocatorImpl locator) {
    String command = arrangeRemoteCommand(locator, locator.getLogCommand());
    return execute(command, locator);
  }
Returns the contents of a locator's log file. Other APIs are used to get the log file of
managed entities that are also system members.
geode-core/src/main/java/org/apache/geode/admin/internal/EnabledManagedEntityController.java