public static int getAdaptiveTimeout(final int initialValue, final int retries) {
    int ntries = retries;
    if (ntries >= HConstants.RETRY_BACKOFF.length) {
      ntries = HConstants.RETRY_BACKOFF.length - 1;
    }
    if (ntries < 0) {
      ntries = 0;
    }
    return initialValue * HConstants.RETRY_BACKOFF[ntries];
  }
Get the adaptive timeout value when performing a retry
hbase-replication/src/main/java/org/apache/hadoop/hbase/replication/ReplicationUtils.java