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Add extra wired tiger cache metrics to mongodb input (#3281)

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This commit is contained in:
Jimena Cabrera Notari
2017-10-03 01:38:51 +01:00
committed by Daniel Nelson
parent af36d5a7e7
commit 5ca10ac5fe
3 changed files with 72 additions and 10 deletions
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21
plugins/inputs/mongodb/mongodb_data.go
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@@ -77,6 +77,21 @@ var WiredTigerStats = map[string]string{
"percent_cache_used": "CacheUsedPercent",
}
var WiredTigerExtStats = map[string]string{
"wtcache_tracked_dirty_bytes": "TrackedDirtyBytes",
"wtcache_current_bytes": "CurrentCachedBytes",
"wtcache_max_bytes_configured": "MaxBytesConfigured",
"wtcache_app_threads_page_read_count": "AppThreadsPageReadCount",
"wtcache_app_threads_page_read_time": "AppThreadsPageReadTime",
"wtcache_app_threads_page_write_count": "AppThreadsPageWriteCount",
"wtcache_bytes_written_from": "BytesWrittenFrom",
"wtcache_bytes_read_into": "BytesReadInto",
"wtcache_pages_evicted_by_app_thread": "PagesEvictedByAppThread",
"wtcache_pages_queued_for_eviction": "PagesQueuedForEviction",
"wtcache_server_evicting_pages": "ServerEvictingPages",
"wtcache_worker_thread_evictingpages": "WorkerThreadEvictingPages",
}
var DbDataStats = map[string]string{
"collections": "Collections",
"objects": "Objects",
@@ -121,13 +136,11 @@ func (d *MongodbData) AddDefaultStats() {
floatVal, _ := strconv.ParseFloat(percentVal, 64)
d.add(key, floatVal)
}
d.addStat(statLine, WiredTigerExtStats)
}
}
func (d *MongodbData) addStat(
statLine reflect.Value,
stats map[string]string,
) {
func (d *MongodbData) addStat(statLine reflect.Value, stats map[string]string) {
for key, value := range stats {
val := statLine.FieldByName(value).Interface()
d.add(key, val)