[fix #315] Fix empty panel (#316)

* remove repeated panel

Signed-off-by: zeminzhou <zhouzemin@pingcap.com>

* add Cluster

Signed-off-by: zeminzhou <zhouzemin@pingcap.com>

* [to #295] Split integrated tests to groups (#314)

* add README for test

Signed-off-by: Ping Yu <yuping@pingcap.com>

* add old README back

Signed-off-by: Ping Yu <yuping@pingcap.com>

* fix fmt

Signed-off-by: Ping Yu <yuping@pingcap.com>

* address comment

Signed-off-by: Ping Yu <yuping@pingcap.com>

Signed-off-by: Ping Yu <yuping@pingcap.com>

* fix puller output event/s

Signed-off-by: zeminzhou <zhouzemin@pingcap.com>

* adjust

Signed-off-by: zeminzhou <zhouzemin@pingcap.com>

Signed-off-by: zeminzhou <zhouzemin@pingcap.com>
Signed-off-by: Ping Yu <yuping@pingcap.com>
Co-authored-by: Ping Yu <yuping@pingcap.com>

cdc/metrics/grafana/tikv-cdc.json

@@ -4933,7 +4933,7 @@
           "steppedLine": false,
           "targets": [
             {
-              "expr": "sum (rate(tikv_cdc_puller_txn_collect_event_count{tidb_cluster=\"$tidb_cluster\", changefeed=~\"$changefeed\"}[1m])) by (instance, type)",
+              "expr": "sum (rate(tikv_cdc_puller_output_event_count{tidb_cluster=\"$tidb_cluster\", changefeed=~\"$changefeed\"}[1m])) by (instance, type)",
               "format": "time_series",
               "intervalFactor": 1,
               "legendFormat": "{{instance}}-{{type}}",
@@ -11068,7 +11068,7 @@
     ]
   },
   "timezone": "browser",
-  "title": "Test-TiKV-CDC",
+  "title": "Test-Cluster-TiKV-CDC",
   "uid": "HXILPi3nz",
   "version": 1
 }

cdc/tests/integration_tests/run_group.sh

@@ -21,7 +21,7 @@ groups=(
 	["G07"]='kv_client_stream_reconnect multi_capture'
 	["G08"]='processor_err_chan processor_panic'
 	["G09"]='processor_resolved_ts_fallback processor_stop_delay'
-	["G10"]='sink_hang sink_tls'
+	["G10"]='sink_tls sink_hang'
 	["G11"]='sorter stop_downstream'
 	["G12"]='availability' # heavy test case
 )