Metricbeat: MongoDB collstats metricset

CHANGELOG.asciidoc

@@ -164,6 +164,7 @@ https://github.com/elastic/beats/compare/v6.0.0-beta2...master[Check the HEAD di
 - Update gosigar to v0.6.0. {pull}5775[5775]
 - Add experimental system/raid metricset. {pull}5642[5642]
 - Add a dashboard for the Nginx module. {pull}5991[5991]
+- Add experimental mongodb/collstats metricset. {pull}5852[5852]
 - Update the MySQL dashboard to use the Time Series Visual Builder. {pull}5996[5996]
 
 *Packetbeat*

metricbeat/docs/fields.asciidoc

@@ -6459,6 +6459,182 @@ MongoDB metrics.
 
 
 
+[float]
+== collstats fields
+
+MongoDB collection statistics metrics.
+
+
+
+[float]
+=== `mongodb.collstats.db`
+
+type: keyword
+
+Database name.
+
+
+[float]
+=== `mongodb.collstats.collection`
+
+type: keyword
+
+Collection name.
+
+
+[float]
+=== `mongodb.collstats.name`
+
+type: keyword
+
+Combination of database and collection name.
+
+
+[float]
+=== `mongodb.collstats.total.time`
+
+type: long
+
+Total waiting time for locks in microseconds.
+
+
+[float]
+=== `mongodb.collstats.total.count`
+
+type: long
+
+Total number of lock wait events.
+
+
+
+[float]
+=== `mongodb.collstats.lock.read.time.us`
+
+type: long
+
+Time waiting for read locks in microseconds.
+
+
+[float]
+=== `mongodb.collstats.lock.read.count`
+
+type: long
+
+Number of read lock wait events.
+
+
+[float]
+=== `mongodb.collstats.lock.write.time.us`
+
+type: long
+
+Time waiting for write locks in microseconds.
+
+
+[float]
+=== `mongodb.collstats.lock.write.count`
+
+type: long
+
+Number of write lock wait events.
+
+
+[float]
+=== `mongodb.collstats.queries.time.us`
+
+type: long
+
+Time running queries in microseconds.
+
+
+[float]
+=== `mongodb.collstats.queries.count`
+
+type: long
+
+Number of queries executed.
+
+
+[float]
+=== `mongodb.collstats.getmore.time.us`
+
+type: long
+
+Time asking for more cursor rows in microseconds.
+
+
+[float]
+=== `mongodb.collstats.getmore.count`
+
+type: long
+
+Number of times a cursor asked for more data.
+
+
+[float]
+=== `mongodb.collstats.insert.time.us`
+
+type: long
+
+Time inserting new documents in microseconds.
+
+
+[float]
+=== `mongodb.collstats.insert.count`
+
+type: long
+
+Number of document insert events.
+
+
+[float]
+=== `mongodb.collstats.update.time.us`
+
+type: long
+
+Time updating documents in microseconds.
+
+
+[float]
+=== `mongodb.collstats.update.count`
+
+type: long
+
+Number of document update events.
+
+
+[float]
+=== `mongodb.collstats.remove.time.us`
+
+type: long
+
+Time deleting documents in microseconds.
+
+
+[float]
+=== `mongodb.collstats.remove.count`
+
+type: long
+
+Number of document delete events.
+
+
+[float]
+=== `mongodb.collstats.commands.time.us`
+
+type: long
+
+Time executing database commands in microseconds.
+
+
+[float]
+=== `mongodb.collstats.commands.count`
+
+type: long
+
+Number of database commands executed.
+
+
 [float]
 == dbstats fields
 

metricbeat/docs/modules/mongodb.asciidoc

@@ -88,10 +88,14 @@ metricbeat.modules:
 
 The following metricsets are available:
 
+* <<metricbeat-metricset-mongodb-collstats,collstats>>
+
 * <<metricbeat-metricset-mongodb-dbstats,dbstats>>
 
 * <<metricbeat-metricset-mongodb-status,status>>
 
+include::mongodb/collstats.asciidoc[]
+
 include::mongodb/dbstats.asciidoc[]
 
 include::mongodb/status.asciidoc[]

metricbeat/docs/modules/mongodb/collstats.asciidoc

@@ -0,0 +1,23 @@
+////
+This file is generated! See scripts/docs_collector.py
+////
+
+[[metricbeat-metricset-mongodb-collstats]]
+=== MongoDB collstats metricset
+
+experimental[]
+
+include::../../../module/mongodb/collstats/_meta/docs.asciidoc[]
+
+
+==== Fields
+
+For a description of each field in the metricset, see the
+<<exported-fields-mongodb,exported fields>> section.
+
+Here is an example document generated by this metricset:
+
+[source,json]
+----
+include::../../../module/mongodb/collstats/_meta/data.json[]
+----

metricbeat/docs/modules_list.asciidoc

@@ -75,7 +75,8 @@ This file is generated! See scripts/docs_collector.py
 |<<metricbeat-module-memcached,Memcached>>  beta[]   |    
 .1+|   |<<metricbeat-metricset-memcached-stats,stats>> beta[]  
 |<<metricbeat-module-mongodb,MongoDB>>  beta[]   |    
-.2+|   |<<metricbeat-metricset-mongodb-dbstats,dbstats>> beta[]  
+.3+|   |<<metricbeat-metricset-mongodb-collstats,collstats>> experimental[]  
+|<<metricbeat-metricset-mongodb-dbstats,dbstats>> beta[]  
 |<<metricbeat-metricset-mongodb-status,status>> beta[]  
 |<<metricbeat-module-mysql,MySQL>>     |    
 .1+|   |<<metricbeat-metricset-mysql-status,status>>   

metricbeat/include/list.go

@@ -79,6 +79,7 @@ import (
 	_ "github.com/elastic/beats/metricbeat/module/memcached"
 	_ "github.com/elastic/beats/metricbeat/module/memcached/stats"
 	_ "github.com/elastic/beats/metricbeat/module/mongodb"
+	_ "github.com/elastic/beats/metricbeat/module/mongodb/collstats"
 	_ "github.com/elastic/beats/metricbeat/module/mongodb/dbstats"
 	_ "github.com/elastic/beats/metricbeat/module/mongodb/status"
 	_ "github.com/elastic/beats/metricbeat/module/mysql"

metricbeat/module/mongodb/collstats/_meta/data.json

@@ -0,0 +1,77 @@
+{
+  "@timestamp": "2016-05-23T08:05:34.853Z",
+  "beat": {
+    "hostname": "beathost",
+    "name": "beathost"
+  },
+  "metricset": {
+    "host": "localhost",
+    "module": "mongodb",
+    "name": "collstats",
+    "rtt": 44269
+  },
+  "mongodb": {
+    "collstats": {
+      "db": "admin",
+      "collection": "system.users",
+      "name": "admin.system.users",
+      "total": {
+        "time": {
+          "us": 54756221
+        },
+        "count": 3159951
+      },
+      "lock": {
+        "read": {
+          "time": {
+            "us": 54747284
+          },
+          "count": 3159944
+        },
+        "write": {
+          "time": {
+            "us": 8937
+          },
+          "count": 7
+        }
+      },
+      "queries": {
+        "time": {
+          "us": 2310
+        },
+        "count": 15
+      },
+      "getmore": {
+        "time": {
+          "us": 0
+        },
+        "count": 0
+      },
+      "insert": {
+        "time": {
+          "us": 8937
+        },
+        "count": 7
+      },
+      "update": {
+        "time": {
+          "us": 0
+        },
+        "count": 0
+      },
+      "remove": {
+        "time": {
+          "us": 0
+        },
+        "count": 0
+      },
+      "commands": {
+        "time": {
+          "us": 50743698
+        },
+        "count": 45793
+      }
+    }
+  },
+  "type": "metricsets"
+}

metricbeat/module/mongodb/collstats/_meta/docs.asciidoc

@@ -0,0 +1,13 @@
+This is the `collstats` metricset of the module mongodb.
+
+It is using the `top` adminitrative command to return usage statistics for each collection. It provides the amount of time, in microseconds, used and a count of operations for the following types:
+
+- total
+- readLock
+- writeLock
+- queries
+- getmore
+- insert
+- update
+- remove
+- commands