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authorJan Lehnardt <jan@apache.org>2020-01-05 11:32:27 +0100
committerGitHub <noreply@github.com>2020-01-05 11:32:27 +0100
commit5ef18802cb82169843bd32edee838d4302d0dd97 (patch)
treed0f062e64882bc3bc5b0dba988302289635058c1
parent43fff603bcc29f5d4138e15b764fa83cc871ce92 (diff)
downloadcouchdb-5ef18802cb82169843bd32edee838d4302d0dd97.tar.gz
feat: add metric counter for unindexed mango queries. Closes #1913 (#2390)
-rw-r--r--src/couch/priv/stats_descriptions.cfg4
-rw-r--r--src/mango/src/mango_cursor.erl1
2 files changed, 5 insertions, 0 deletions
diff --git a/src/couch/priv/stats_descriptions.cfg b/src/couch/priv/stats_descriptions.cfg
index 0e2271350..ae203bb21 100644
--- a/src/couch/priv/stats_descriptions.cfg
+++ b/src/couch/priv/stats_descriptions.cfg
@@ -298,3 +298,7 @@
{type, counter},
{desc, <<"number of the attempts to read beyond set limit">>}
]}.
+{[mango, unindexed_queries], [
+ {type, counter},
+ {desc, <<"number of mango queries that could not use an index">>}
+]}.
diff --git a/src/mango/src/mango_cursor.erl b/src/mango/src/mango_cursor.erl
index c6f21ddf8..dc2ee74c7 100644
--- a/src/mango/src/mango_cursor.erl
+++ b/src/mango/src/mango_cursor.erl
@@ -182,6 +182,7 @@ maybe_add_warning_int(ok, _, UserAcc) ->
UserAcc;
maybe_add_warning_int(Warning, UserFun, UserAcc) ->
+ couch_stats:increment_counter([mango, unindexed_queries]),
Arg = {add_key, warning, Warning},
{_Go, UserAcc0} = UserFun(Arg, UserAcc),
UserAcc0.