L2SS-358: Plot sensor read errors again, to be able to debug them

docker-compose/grafana/dashboards/sensors.json

@@ -200,14 +200,14 @@
       "targets": [
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_CORE_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_CORE_TEMP_R\"} ",
           "interval": "",
           "legendFormat": "Core board {{x}} node {{y}}",
           "refId": "A"
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_ERAM_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_ERAM_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "ERAM board {{x}} node {{y}}",
@@ -215,7 +215,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_RXGXB_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_RXGXB_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "TrRx board {{x}} node {{y}}",
@@ -223,7 +223,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_TXGB_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_TXGB_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "TrHx board {{x}} node {{y}}",
@@ -231,7 +231,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_PGM_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_PGM_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "IO board {{x}} node {{y}}",
@@ -239,7 +239,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_HGXB_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_FPGA_POL_HGXB_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "HGXB board {{x}} node {{y}}",
@@ -673,14 +673,14 @@
       "targets": [
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_QSFP_N01_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_QSFP_N01_TEMP_R\"} ",
           "interval": "",
           "legendFormat": "QSFP N01 board {{x}}",
           "refId": "A"
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_QSFP_N23_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_QSFP_N23_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "QSFP N23 board {{x}}",
@@ -688,7 +688,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_SWITCH_1V2_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_SWITCH_1V2_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "Switch 1v2 board {{x}}",
@@ -696,7 +696,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_SWITCH_PHY_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_SWITCH_PHY_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "Switch PHY board {{x}}",
@@ -704,7 +704,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_CLOCK_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_POL_CLOCK_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "Clock PWR board {{x}}",
@@ -712,7 +712,7 @@
         },
         {
           "exemplar": true,
-          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_DC_DC_48V_12V_TEMP_R\"} < 200",
+          "expr": "device_attribute{device=\"lts/unb2/1\",name=\"UNB2_DC_DC_48V_12V_TEMP_R\"} ",
           "hide": false,
           "interval": "",
           "legendFormat": "DC-DC board {{x}}",