From b9efb96c1de1e8394131846d71e3d5c859d56376 Mon Sep 17 00:00:00 2001
From: brkolla <bkolla@cloudant.com>
Date: Thu, 5 May 2016 09:22:15 -0400
Subject: [PATCH] Add new metric (histogram) to track number of reads using
 _bulk_get

---
 src/chttpd_db.erl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/chttpd_db.erl b/src/chttpd_db.erl
index 9347c1a..cc113ab 100644
--- a/src/chttpd_db.erl
+++ b/src/chttpd_db.erl
@@ -448,6 +448,7 @@ db_req(#httpd{method='POST', path_parts=[_, <<"_bulk_get">>]}=Req, Db) ->
         undefined ->
             throw({bad_request, <<"Missing JSON list of 'docs'.">>});
         Docs ->
+            couch_stats:update_histogram([couchdb, httpd, bulk_reads], length(Docs)),
             #doc_query_args{
                 options = Options
             } = bulk_get_parse_doc_query(Req),