(couchdb) branch nouveau-connection-closed-counter created (now e9dfa7264)

[rn...@apache.org]

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rnewson pushed a change to branch nouveau-connection-closed-counter
in repository https://gitbox.apache.org/repos/asf/couchdb.git


      at e9dfa7264 nouveau: add a metric for connection_closed errors

This branch includes the following new commits:

     new e9dfa7264 nouveau: add a metric for connection_closed errors

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(couchdb) 01/01: nouveau: add a metric for connection_closed errors

[rn...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

rnewson pushed a commit to branch nouveau-connection-closed-counter
in repository https://gitbox.apache.org/repos/asf/couchdb.git

commit e9dfa72642e2c8220e184d2e8e3c39db2cd47e95
Author: Robert Newson <rn...@apache.org>
AuthorDate: Tue Mar 11 21:04:20 2025 +0000

    nouveau: add a metric for connection_closed errors
---
 src/nouveau/priv/stats_descriptions.cfg | 5 +++++
 src/nouveau/src/nouveau_api.erl         | 1 +
 2 files changed, 6 insertions(+)

diff --git a/src/nouveau/priv/stats_descriptions.cfg b/src/nouveau/priv/stats_descriptions.cfg
index 1981e9aa9..3985ba806 100644
--- a/src/nouveau/priv/stats_descriptions.cfg
+++ b/src/nouveau/priv/stats_descriptions.cfg
@@ -24,3 +24,8 @@
     {type, histogram},
     {desc, <<"Distribution of time during search waiting for the index to be updated">>}
 ]}.
+
+{[nouveau, connection_closed_errors], [
+    {type, counter},
+    {desc, <<"number of times we've retried a request after a connection_closed response">>}
+]}.
diff --git a/src/nouveau/src/nouveau_api.erl b/src/nouveau/src/nouveau_api.erl
index e17f82ee9..27b1fd349 100644
--- a/src/nouveau/src/nouveau_api.erl
+++ b/src/nouveau/src/nouveau_api.erl
@@ -344,6 +344,7 @@ retry_if_connection_closes(_Fun, 0) ->
 retry_if_connection_closes(Fun, N) when is_integer(N), N > 0 ->
     case Fun() of
         {error, connection_closed} ->
+            couch_stats:increment_counter([nouveau, connection_closed_errors]),
             timer:sleep(1000),
             retry_if_connection_closes(Fun, N - 1);
         Else ->