func (cl continuousLoadTest) startLoad(f *terrafarm.Farmer) error { if *flagCLTWriters > len(f.Nodes()) { return errors.Errorf("writers (%d) > nodes (%d)", *flagCLTWriters, len(f.Nodes())) } // We may have to retry restarting the load generators, because CockroachDB // might have been started too recently to start accepting connections. started := make(map[int]bool) return util.RetryForDuration(10*time.Second, func() error { for i := 0; i < *flagCLTWriters; i++ { if !started[i] { if err := f.Start(i, cl.Process); err != nil { return err } } } return nil }) }