Add election_leader_idle metric

tarantool · Nov 3, 2023 · 69c3c95 · 69c3c95
1 parent 8196f38
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -10,6 +10,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   (`metrics.cfg{include={'all'}}` can be used instead of `metrics.cfg{include='all'}`,
   `metrics.cfg{exclude={'all'}}` can be used instead of `metrics.cfg{include='none'}`)
 
+- `tnt_election_leader_idle` metric.
+
 ## [1.0.0] - 2023-05-22
 ### Changed
 

diff --git a/doc/monitoring/metrics_reference.rst b/doc/monitoring/metrics_reference.rst
@@ -773,6 +773,9 @@ Shows the current state of a replica set node in regards to leader election.
         *   -   ``tnt_election_term``
             -   Current election term.
 
+        *   -   ``tnt_election_leader_idle``
+            -   Current idle for elected leader.
+
 Memtx
 -----
 

diff --git a/metrics/tarantool/info.lua b/metrics/tarantool/info.lua
@@ -91,6 +91,12 @@ local function update_info_metrics()
         collectors_list.election_term =
             utils.set_gauge('election_term', 'Current election term',
                 info.election.term, nil, nil, {default = true})
+
+        if info.election.leader_idle ~= nil then
+            collectors_list.election_leader_idle =
+                utils.set_gauge('election_leader_idle', 'Current idle for elected leader',
+                info.election.leader_idle, nil, nil, {default = true})
+        end
     end
 end