FEATURE: increate HEART_BEAT_DFT_FAILSTOP. 30000 => 60000 (ms).
* over the following HEART_BEAT_FAILSTOP value, it does fail-stop.
*/
#define HEART_BEAT_MIN_FAILSTOP 3000 /* msec */
-#define HEART_BEAT_DFT_FAILSTOP 30000 /* msec */
+#define HEART_BEAT_DFT_FAILSTOP 60000 /* msec */
#define HEART_BEAT_MAX_FAILSTOP 300000 /* msec */
/* If hearbeat takes more than timeout msec, consider it failed. */
#define HEART_BEAT_MIN_TIMEOUT 50 /* msec */
