signedHeaders = append(signedHeaders, "expect")
	// expected header values.
	expectedHost := "play.min.io:9000"
	expectedContentSha256 := "1234abcd"
	expectedTime := UTCNow().Format(iso8601Format)
	expectedTransferEncoding := "gzip"
	expectedExpect := "100-continue"

	r, err := http.NewRequest(http.MethodGet, "http://play.min.io:9000", nil)
	if err != nil {
		t.Fatal("Unable to create http.Request :", err)
	}

// is either nil or io.EOF the disk is considered good.
// So if unsure if the disk status is ok, return nil as a parameter to done.
// Shadowing will work as long as return error is named: https://go.dev/play/p/sauq86SsTN2
func (p *xlStorageDiskIDCheck) TrackDiskHealth(ctx context.Context, s storageMetric, paths ...string) (c context.Context, done func(*error), err error) {
	done = noopDoneFunc
	if contextCanceled(ctx) {

            "__systemRef": "hideSeriesFrom",
            "matcher": {
              "id": "byNames",
              "options": {
                "mode": "exclude",
                "names": [
                  "[play.min.io:9000:/disk4/data]"
                ],
                "prefix": "All except:",
                "readOnly": true
              }
            },
            "properties": [
              {

			os.Exit(2)
		}
	}()
	return func() {
		close(cc)
	}
}

func assertNoActive(t *testing.T, c *Connection) {
	t.Helper()
	// Tiny bit racy for tests, but we try to play nice.
	for i := 10; i >= 0; i-- {
		runtime.Gosched()
		stats := c.Stats()
		if stats.IncomingStreams != 0 {
			if i > 0 {
				time.Sleep(100 * time.Millisecond)
				continue
			}

- If you plan to use `mc admin update`, MinIO process must have write access to the parent directory where the binary is present on the host system.

release notes for MinIO *before* performing any upgrade, there is no forced requirement to upgrade to latest release upon every release. Some release may not be relevant to your setup, avoid upgrading production environments unnecessarily. - If you plan to use `mc admin update`, MinIO process must have write access to the parent directory where the binary is present on the host system. - `mc admin update` is not supported and should be avoided in kubernetes/container environments, please upgrade containers...