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     new a56ffe6  Added backpressure metric to docs and defaultMetricDimensions 
(#6405)
a56ffe6 is described below

commit a56ffe6ab283cf86c766c683b3842cb368661034
Author: Shiv Toolsidass <[email protected]>
AuthorDate: Sat Sep 29 17:57:29 2018 -0700

    Added backpressure metric to docs and defaultMetricDimensions (#6405)
    
    * Added backpressure metric to docs and defaultMetricDimensions.json
    
    * Reworded description for backpressure metric in docs
---
 docs/content/operations/metrics.md                                       | 1 +
 .../statsd-emitter/src/main/resources/defaultMetricDimensions.json       | 1 +
 2 files changed, 2 insertions(+)

diff --git a/docs/content/operations/metrics.md 
b/docs/content/operations/metrics.md
index c8c69ed..ad97523 100644
--- a/docs/content/operations/metrics.md
+++ b/docs/content/operations/metrics.md
@@ -33,6 +33,7 @@ Available Metrics
 |`query/node/time`|Milliseconds taken to query individual historical/realtime 
nodes.|id, status, server.|< 1s|
 |`query/node/bytes`|number of bytes returned from querying individual 
historical/realtime nodes.|id, status, server.| |
 |`query/node/ttfb`|Time to first byte. Milliseconds elapsed until broker 
starts receiving the response from individual historical/realtime nodes.|id, 
status, server.|< 1s|
+|`query/node/backpressure`|Milliseconds that the channel to this node has 
spent suspended due to backpressure.|id, status, server.| |
 |`query/intervalChunk/time`|Only emitted if interval chunking is enabled. 
Milliseconds required to query an interval chunk.|id, status, chunkInterval (if 
interval chunking is enabled).|< 1s|
 |`query/success/count`|number of queries successfully processed|This metric is 
only available if the QueryCountStatsMonitor module is included.||
 |`query/failed/count`|number of failed queries|This metric is only available 
if the QueryCountStatsMonitor module is included.||
diff --git 
a/extensions-contrib/statsd-emitter/src/main/resources/defaultMetricDimensions.json
 
b/extensions-contrib/statsd-emitter/src/main/resources/defaultMetricDimensions.json
index ca87c2d..861a03e 100644
--- 
a/extensions-contrib/statsd-emitter/src/main/resources/defaultMetricDimensions.json
+++ 
b/extensions-contrib/statsd-emitter/src/main/resources/defaultMetricDimensions.json
@@ -2,6 +2,7 @@
   "query/time" : { "dimensions" : ["dataSource", "type"], "type" : "timer"},
   "query/node/time" : { "dimensions" : ["server"], "type" : "timer"},
   "query/node/ttfb" : { "dimensions" : ["server"], "type" : "timer"},
+  "query/node/backpressure": { "dimensions" : ["server"], "type" : "timer"},
   "query/intervalChunk/time" : { "dimensions" : [], "type" : "timer"},
 
   "query/segment/time" : { "dimensions" : [], "type" : "timer"},


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