// before all subsequent writes fail.
	breakAfter int

	// numWrites is the number of writes that have been done.
	numWrites int
}

// brokenConnErr is the error that brokenConn returns once exhausted.
var brokenConnErr = errors.New("too many writes to brokenConn")

func (b *brokenConn) Write(data []byte) (int, error) {
	if b.numWrites >= b.breakAfter {
		return 0, brokenConnErr
	}

			}
			tagMismatch := !isReplicated(tagCount, numSites, tagSet)
			olockCfgMismatch := !isReplicated(olockCfgCount, numSites, olockConfigSet)
			sseCfgMismatch := !isReplicated(sseCfgCount, numSites, sseCfgSet)
			versionCfgMismatch := !isReplicated(versionCfgCount, numSites, versionCfgSet)
			policyMismatch := !isBktPolicyReplicated(numSites, policies)
			replCfgMismatch := !isBktReplCfgReplicated(numSites, replCfgs)

	numReaders := 100
	numRequestsPerReader := 1000

	numWriters := 10
	numWritesPerWriter := 1000

	waitGroup := sync.WaitGroup{}

	// Spawn a bunch of writers that randomly add groups, remove groups, and
	// reset the list of groups
	for i := 0; i < numWriters; i++ {
		source := rand.NewSource(int64(i))

		waitGroup.Add(1)
		go func() {

		close(c)
	}()
	<-c
}

func blockSelectRecvAsync(t *testing.T) {
	const numTries = 3
	c := make(chan bool, 1)
	c2 := make(chan bool, 1)
	go func() {
		for i := 0; i < numTries; i++ {
			awaitBlockedGoroutine(t, "select", "blockSelectRecvAsync", 1)
			c <- true
		}
	}()
	for i := 0; i < numTries; i++ {
		select {
		case <-c:
		case <-c2:
		}
	}
}