public function reset_gas_info(EtvaNode $node = null)
{
//if( !$node ) $node = $this->etva_node;
$servers = $node->getServersWithGA();
foreach ($servers as $s) {
$s->setGaState(EtvaServerPeer::_GA_STOPPED_);
$s->save();
}
$msg = sprintf('Reset guest agent state for all servers.');
// add log message
Etva::makeNotifyLogMessage($node->getName(), $msg, array(), null, array(), EtvaEventLogger::INFO);
}
