//processExecution.setEnvironmentVariables(envvars);
processExecution.setWorkingDirectory(new File(this.agent.getAgentHomeDirectory()).getParent());
processExecution.setCaptureOutput(false);
processExecution.setWaitForCompletion(0);
showMessage(AgentI18NResourceKeys.UPDATE_THREAD_EXECUTING_UPDATE_PROCESS, processExecution);
ProcessExecutionResults results = sysInfo.executeProcess(processExecution);
if (results.getError() != null) {
throw results.getError();
}
// update has started! if this agent is running in non-daemon mode, kill