"interval": "1m",
          "intervalFactor": 2,
          "legendFormat": "{{server,endpoint}}",
          "refId": "A"
        }
      ],
      "title": "Avg. Link Latency (millis)",
      "type": "timeseries"
    },
    {
      "datasource": {
        "type": "prometheus",
        "uid": "${DS_PROMETHEUS}"
      },
      "fieldConfig": {
        "defaults": {

_2016-05-24_

 *  New: `Response.sentRequestAtMillis()` and `receivedResponseAtMillis()`
    methods track the system's local time when network calls are made. These
    replace the `OkHttp-Sent-Millis` and `OkHttp-Received-Millis` headers that were
    present in earlier versions of OkHttp.
 *  New: Accept user-provided trust managers in `OkHttpClient.Builder`. This
    allows OkHttp to satisfy its TLS requirements directly. Otherwise OkHttp

        .build(),
    ) // Slow connection 1KiB/second.
    server.enqueue(
      MockResponse(body = body),
    )
    client =
      client.newBuilder()
        .readTimeout(Duration.ofMillis(500)) // Half a second to read something.
        .build()

    // Make a call expecting a timeout reading the response body.
    val call1 = client.newCall(Request(server.url("/")))
    val response1 = call1.execute()

     * The default value is 0 which imposes no timeout.
     */
    @SuppressLint("NewApi")
    @IgnoreJRERequirement
    fun callTimeout(duration: Duration) =
      apply {
        callTimeout(duration.toMillis(), MILLISECONDS)
      }

    /**
     * Sets the default timeout for complete calls. A value of 0 means no timeout, otherwise values
     * must be between 1 and [Integer.MAX_VALUE] when converted to milliseconds.

      stream.takeHeaders()
    }
    val elapsedNanos = System.nanoTime() - startNanos
    awaitWatchdogIdle()
    // 200ms delta
    assertThat(TimeUnit.NANOSECONDS.toMillis(elapsedNanos).toDouble())
      .isCloseTo(500.0, 200.0)
    assertThat(connection.openStreamCount()).isEqualTo(0)

    // Verify the peer received what was expected.

    server.enqueue(
      MockResponse.Builder()
        .headersDelay(2, TimeUnit.SECONDS)
        .build(),
    )
    client =
      client.newBuilder()
        .readTimeout(Duration.ofMillis(250))
        .build()
    val call =
      client.newCall(
        Request.Builder()
          .url(server.url("/"))
          .build(),
      )
    assertFailsWith<IOException> {

 * example, the Unicode trademark sign (™) could be confused for the letters "TM" in
 * `http://ho™ail.com`. To mitigate this, the single character (™) maps to the string (tm). There
 * is similar policy for all of the 1.1 million Unicode code points. Note that some code points such
 * as "\ud83c\udf69" are not mapped and cannot be used in a hostname.
 *
 * [Punycode](http://ietf.org/rfc/rfc3492.txt) converts a Unicode string to an ASCII string to make

	b, err := io.ReadAll(r)
	w.buf = append(w.buf, b...)
	w.readFromBytes += len(b)
	return int64(len(b)), err
}

// Test that calling (*Writer).ReadFrom with a partially-filled buffer
// fills the buffer before switching over to ReadFrom.
func TestWriterReadFromWithBufferedData(t *testing.T) {
	const bufsize = 16

	input := createTestInput(64)
	rfw := &readFromWriter{}