dashboards: overview: qps and latency w/ cortex_request_duration_seco…

…nds (#7674)

* dashboards: overview: use native histograms in status

Allow switching between basing status on classic or native version
of cortex_request_duration_seconds.

Related to #7154
Followup to #7627

Signed-off-by: György Krajcsovits <gyorgy.krajcsovits@grafana.com>

CHANGELOG.md

@@ -26,6 +26,9 @@
 
 ### Mixin
 
+* [ENHANCEMENT] Dashboards: allow switching between using classic or native histograms in dashboards. #7674
+  * Overview dashboard: status, read/write latency and queries/ingestion per sec panels, `cortex_request_duration_seconds` metric.
+
 ### Jsonnet
 
 * [FEATURE] Add support for automatically deleting compactor, store-gateway and read-write mode backend PVCs when the corresponding StatefulSet is scaled down. #8382

operations/helm/charts/mimir-distributed/CHANGELOG.md

@@ -29,6 +29,9 @@ Entries should include a reference to the Pull Request that introduced the chang
 
 ## main / unreleased
 
+* [ENHANCEMENT] Dashboards: allow switching between using classic or native histograms in dashboards. #7674
+  * Overview dashboard: status, read/write latency and queries/ingestion per sec panels, `cortex_request_duration_seconds` metric.
+
 ## 5.4.0-rc.0
 
 * [FEATURE] Add support for a dedicated query path for the ruler. This allows for the isolation of ruler and user query paths. Enable it via `ruler.remoteEvaluationDedicatedQueryPath: true`. #7964

operations/mimir-mixin/dashboards/dashboard-queries.libsonnet

@@ -3,7 +3,7 @@ local utils = import 'mixin-utils/utils.libsonnet';
 {
   // Helper function to produce failure rate in percentage queries for native and classic histograms.
   // Takes a metric name and a selector as strings and returns a dictionary with classic and native queries.
-  nativeClassicFailureRate(metric, selector):: {
+  ncHistogramFailureRate(metric, selector):: {
     local template = |||
       (
           # gRPC errors are not tracked as 5xx but "error".
@@ -16,12 +16,12 @@ local utils = import 'mixin-utils/utils.libsonnet';
       sum(%(countQuery)s)
     |||,
     classic: template % {
-      countFailQuery: utils.nativeClassicHistogramCountRate(metric, selector + ',status_code=~"5.*|error"').classic,
-      countQuery: utils.nativeClassicHistogramCountRate(metric, selector).classic,
+      countFailQuery: utils.ncHistogramCountRate(metric, selector + ',status_code=~"5.*|error"').classic,
+      countQuery: utils.ncHistogramCountRate(metric, selector).classic,
     },
     native: template % {
-      countFailQuery: utils.nativeClassicHistogramCountRate(metric, selector + ',status_code=~"5.*|error"').native,
-      countQuery: utils.nativeClassicHistogramCountRate(metric, selector).native,
+      countFailQuery: utils.ncHistogramCountRate(metric, selector + ',status_code=~"5.*|error"').native,
+      countQuery: utils.ncHistogramCountRate(metric, selector).native,
     },
   },
 
@@ -62,10 +62,10 @@ local utils = import 'mixin-utils/utils.libsonnet';
       readRequestsPerSecondSelector: '%(gatewayMatcher)s, route=~"%(readHTTPRoutesRegex)s"' % variables,
 
       // Write failures rate as percentage of total requests.
-      writeFailuresRate: $.nativeClassicFailureRate(p.requestsPerSecondMetric, p.writeRequestsPerSecondSelector),
+      writeFailuresRate: $.ncHistogramFailureRate(p.requestsPerSecondMetric, p.writeRequestsPerSecondSelector),
 
       // Read failures rate as percentage of total requests.
-      readFailuresRate: $.nativeClassicFailureRate(p.requestsPerSecondMetric, p.readRequestsPerSecondSelector),
+      readFailuresRate: $.ncHistogramFailureRate(p.requestsPerSecondMetric, p.readRequestsPerSecondSelector),
     },
 
     distributor: {
@@ -79,7 +79,7 @@ local utils = import 'mixin-utils/utils.libsonnet';
       exemplarsPerSecond: 'sum(%(groupPrefixJobs)s:cortex_distributor_received_exemplars:rate5m{%(distributorMatcher)s})' % variables,
 
       // Write failures rate as percentage of total requests.
-      writeFailuresRate: $.nativeClassicFailureRate(p.requestsPerSecondMetric, p.writeRequestsPerSecondSelector),
+      writeFailuresRate: $.ncHistogramFailureRate(p.requestsPerSecondMetric, p.writeRequestsPerSecondSelector),
     },
 
     query_frontend: {
@@ -121,8 +121,9 @@ local utils = import 'mixin-utils/utils.libsonnet';
         }
         for r in overviewRoutes
       ],
-      overviewRoutesPerSecond: 'sum by (route) (rate(cortex_request_duration_seconds_count{%(queryFrontendMatcher)s,route=~"%(overviewRoutesRegex)s"}[$__rate_interval]))' % (variables { overviewRoutesRegex: overviewRoutesRegex }),
-      nonOverviewRoutesPerSecond: 'sum(rate(cortex_request_duration_seconds_count{%(queryFrontendMatcher)s,route=~"(prometheus|api_prom)_api_v1_.*",route!~"%(overviewRoutesRegex)s"}[$__rate_interval]))' % (variables { overviewRoutesRegex: overviewRoutesRegex }),
+      overviewRoutesPerSecondMetric: 'cortex_request_duration_seconds',
+      overviewRoutesPerSecondSelector: '%(queryFrontendMatcher)s,route=~"%(overviewRoutesRegex)s"' % (variables { overviewRoutesRegex: overviewRoutesRegex }),
+      nonOverviewRoutesPerSecondSelector: '%(queryFrontendMatcher)s,route=~"(prometheus|api_prom)_api_v1_.*",route!~"%(overviewRoutesRegex)s"' % (variables { overviewRoutesRegex: overviewRoutesRegex }),
 
       local queryPerSecond(name) = 'sum(rate(cortex_request_duration_seconds_count{%(queryFrontendMatcher)s,route=~"(prometheus|api_prom)%(route)s"}[$__rate_interval]))' %
                                    (variables { route: std.filter(function(r) r.name == name, overviewRoutes)[0].routeLabel }),
@@ -139,7 +140,7 @@ local utils = import 'mixin-utils/utils.libsonnet';
       labelValuesCardinalityQueriesPerSecond: queryPerSecond('labelValuesCardinality'),
 
       // Read failures rate as percentage of total requests.
-      readFailuresRate: $.nativeClassicFailureRate(p.readRequestsPerSecondMetric, p.readRequestsPerSecondSelector),
+      readFailuresRate: $.ncHistogramFailureRate(p.readRequestsPerSecondMetric, p.readRequestsPerSecondSelector),
     },
 
     ruler: {

operations/mimir-mixin/dashboards/dashboard-utils.libsonnet

@@ -1261,6 +1261,18 @@ local utils = import 'mixin-utils/utils.libsonnet';
       },
     },
 
+  latencyRecordingRulePanelNativeHistogram(metric, selectors, extra_selectors=[], multiplier='1e3', sum_by=[])::
+    utils.latencyRecordingRulePanelNativeHistogram(metric, selectors, extra_selectors, multiplier, sum_by) + {
+      // Hide yaxes from JSON Model; it's not supported by timeseriesPanel.
+      yaxes:: super.yaxes,
+      fieldConfig+: {
+        defaults+: {
+          unit: 'ms',
+          min: 0,
+        },
+      },
+    },
+
   filterNodeDiskContainer(containerName)::
     |||
       ignoring(%(instanceLabel)s) group_right() (

operations/mimir-mixin/dashboards/overview.libsonnet

@@ -128,19 +128,23 @@ local filename = 'mimir-overview.json';
       )
       .addPanel(
         $.timeseriesPanel(std.stripChars('Write requests / sec %(gatewayEnabledPanelTitleSuffix)s' % helpers, ' ')) +
-        $.qpsPanel(
+        $.qpsPanelNativeHistogram(
           if $._config.gateway_enabled then
-            $.queries.gateway.writeRequestsPerSecond
+            $.queries.gateway.requestsPerSecondMetric
           else
-            $.queries.distributor.writeRequestsPerSecond
+            $.queries.distributor.requestsPerSecondMetric,
+          if $._config.gateway_enabled then
+            $.queries.gateway.writeRequestsPerSecondSelector
+          else
+            $.queries.distributor.writeRequestsPerSecondSelector
         )
       )
       .addPanel(
         $.timeseriesPanel(std.stripChars('Write latency %(gatewayEnabledPanelTitleSuffix)s' % helpers, ' ')) + (
           if $._config.gateway_enabled then
-            $.latencyRecordingRulePanel('cortex_request_duration_seconds', $.jobSelector($._config.job_names.gateway) + [utils.selector.re('route', $.queries.write_http_routes_regex)])
+            $.latencyRecordingRulePanelNativeHistogram('cortex_request_duration_seconds', $.jobSelector($._config.job_names.gateway) + [utils.selector.re('route', $.queries.write_http_routes_regex)])
           else
-            $.latencyRecordingRulePanel('cortex_request_duration_seconds', $.jobSelector($._config.job_names.distributor) + [utils.selector.re('route', '/distributor.Distributor/Push|/httpgrpc.*|%s' % $.queries.write_http_routes_regex)])
+            $.latencyRecordingRulePanelNativeHistogram('cortex_request_duration_seconds', $.jobSelector($._config.job_names.distributor) + [utils.selector.re('route', '/distributor.Distributor/Push|/httpgrpc.*|%s' % $.queries.write_http_routes_regex)])
         )
       )
       .addPanel(
@@ -172,32 +176,47 @@ local filename = 'mimir-overview.json';
       )
       .addPanel(
         $.timeseriesPanel(std.stripChars('Read requests / sec %(gatewayEnabledPanelTitleSuffix)s' % helpers, ' ')) +
-        $.qpsPanel(
+        $.qpsPanelNativeHistogram(
+          if $._config.gateway_enabled then
+            $.queries.gateway.readRequestsPerSecondMetric
+          else
+            $.queries.query_frontend.readRequestsPerSecondMetric,
           if $._config.gateway_enabled then
-            $.queries.gateway.readRequestsPerSecond
+            $.queries.gateway.readRequestsPerSecondSelector
           else
-            $.queries.query_frontend.readRequestsPerSecond
+            $.queries.query_frontend.readRequestsPerSecondSelector
         )
       )
       .addPanel(
         $.timeseriesPanel(std.stripChars('Read latency %(gatewayEnabledPanelTitleSuffix)s' % helpers, ' ')) + (
           if $._config.gateway_enabled then
-            $.latencyRecordingRulePanel('cortex_request_duration_seconds', $.jobSelector($._config.job_names.gateway) + [utils.selector.re('route', $.queries.read_http_routes_regex)])
+            $.latencyRecordingRulePanelNativeHistogram('cortex_request_duration_seconds', $.jobSelector($._config.job_names.gateway) + [utils.selector.re('route', $.queries.read_http_routes_regex)])
           else
-            $.latencyRecordingRulePanel('cortex_request_duration_seconds', $.jobSelector($._config.job_names.query_frontend) + [utils.selector.re('route', $.queries.read_http_routes_regex)])
+            $.latencyRecordingRulePanelNativeHistogram('cortex_request_duration_seconds', $.jobSelector($._config.job_names.query_frontend) + [utils.selector.re('route', $.queries.read_http_routes_regex)])
         )
       )
       .addPanel(
         $.timeseriesPanel('Queries / sec') +
         {
           targets: [
             {
-              expr: $.queries.query_frontend.overviewRoutesPerSecond,
+              expr: utils.showClassicHistogramQuery(utils.ncHistogramSumBy(utils.ncHistogramCountRate($.queries.query_frontend.overviewRoutesPerSecondMetric, $.queries.query_frontend.overviewRoutesPerSecondSelector), ['route'])),
               format: 'time_series',
               legendLink: null,
             },
             {
-              expr: $.queries.query_frontend.nonOverviewRoutesPerSecond,
+              expr: utils.showNativeHistogramQuery(utils.ncHistogramSumBy(utils.ncHistogramCountRate($.queries.query_frontend.overviewRoutesPerSecondMetric, $.queries.query_frontend.overviewRoutesPerSecondSelector), ['route'])),
+              format: 'time_series',
+              legendLink: null,
+            },
+            {
+              expr: utils.showClassicHistogramQuery(utils.ncHistogramSumBy(utils.ncHistogramCountRate($.queries.query_frontend.overviewRoutesPerSecondMetric, $.queries.query_frontend.nonOverviewRoutesPerSecondSelector))),
+              format: 'time_series',
+              legendFormat: 'other',
+              legendLink: null,
+            },
+            {
+              expr: utils.showNativeHistogramQuery(utils.ncHistogramSumBy(utils.ncHistogramCountRate($.queries.query_frontend.overviewRoutesPerSecondMetric, $.queries.query_frontend.nonOverviewRoutesPerSecondSelector))),
               format: 'time_series',
               legendFormat: 'other',
               legendLink: null,

operations/mimir-mixin/jsonnetfile.lock.json

@@ -8,8 +8,8 @@
           "subdir": "grafana-builder"
         }
       },
-      "version": "653836fa707a591b36fe490be350b1540e4f14ce",
-      "sum": "+z5VY+bPBNqXcmNAV8xbJcbsRA+pro1R3IM7aIY8OlU="
+      "version": "bf12954197422f36f0803ee217e378ad055f3837",
+      "sum": "EEPwMLfUIJT9iEUI/gCW9x6PxWoTBPSJOfabTF4rp1M="
     },
     {
       "source": {
@@ -18,8 +18,8 @@
           "subdir": "mixin-utils"
         }
       },
-      "version": "653836fa707a591b36fe490be350b1540e4f14ce",
-      "sum": "wi1o6t5nUZVcsatqMdGLOWIv1HxNnlaE84oRE0Cl0ec="
+      "version": "bf12954197422f36f0803ee217e378ad055f3837",
+      "sum": "Qg992ZB0jkrS+YLq0Q7RV1fSHa8+hQT0jbpTyCGE2NI="
     }
   ],
   "legacyImports": false