"requestLimit.maxActiveRequests", RequestLimitConfig.DEFAULT_MAX_ACTIVE_REQUESTS);
int requestThresholdPercent = getPropertyInt(properties,
"requestLimit.requestThresholdPercent", RequestLimitConfig.DEFAULT_REQUEST_THRESHOLD_PERCENT);
int nodeLimitPercent = getPropertyInt(properties,
"requestLimit.nodeLimitPercent", RequestLimitConfig.DEFAULT_NODE_LIMIT_PERCENT);
RequestLimitConfig requestLimitConfig;
/* It is said that the constructor could throw NodeRequestLimitException in Javadoc, the exception is not provided */
// try {
requestLimitConfig = new RequestLimitConfig(maxActiveRequests, requestThresholdPercent, nodeLimitPercent);
// } catch (NodeRequestLimitException e) {
// throw new DBException(e);
// }
config.setRequestLimit(requestLimitConfig);