if err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(toAPIErrorCode(ctx, err)), r.URL)
		return
	}
	ctx = lkctx.Context()
	defer nsLock.Unlock(lkctx)
	timeEnd := time.Now()

	atomic.SwapInt64(&globalLastClientPerfExtraTime, timeEnd.Sub(timeStart).Nanoseconds())

	ctx, cancel := context.WithTimeout(ctx, madmin.MaxClientPerfTimeout)
	defer cancel()
	totalRx := int64(0)
	connectTime := time.Now()

    val startNanos = System.nanoTime()
    bodySource.use {
      assertFailsWith<IOException> {
        bodySource.readByte()
      }.also { expected ->
        // Timed out as expected.
        val elapsedNanos = System.nanoTime() - startNanos
        val elapsedMillis = TimeUnit.NANOSECONDS.toMillis(elapsedNanos)
        assertThat(elapsedMillis).isLessThan(500)
      }
    }
  }

* Fixes an issue where `hack/local-up-cluster.sh` would fail on the API server start with ([#38898](https://github.com/kubernetes/kubernetes/pull/38898), [@deads2k](https://github.com/deads2k))
    * !!! [1215 15:42:56] Timed out waiting for apiserver:  to answer at https://localhost:6443/version; tried 10 waiting 1 between each