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fix mongodb replica set lag awalys 0 #1449 (#2125)

This commit is contained in:
Vincent 2016-12-17 01:29:04 +08:00 committed by Cameron Sparr
parent e8e5e5b818
commit b7764a58a9
1 changed files with 7 additions and 9 deletions
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16
plugins/inputs/mongodb/mongostat.go
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@ -11,8 +11,6 @@ import (
"sort"
"strings"
"time"
"gopkg.in/mgo.v2/bson"
)
const (
@ -105,10 +103,10 @@ type ReplSetStatus struct {
// ReplSetMember stores information related to a replica set member
type ReplSetMember struct {
Name string `bson:"name"`
State int64 `bson:"state"`
StateStr string `bson:"stateStr"`
OptimeDate *bson.MongoTimestamp `bson:"optimeDate"`
Name string `bson:"name"`
State int64 `bson:"state"`
StateStr string `bson:"stateStr"`
OptimeDate time.Time `bson:"optimeDate"`
}
// WiredTiger stores information related to the WiredTiger storage engine.
@ -712,9 +710,9 @@ func NewStatLine(oldMongo, newMongo MongoStatus, key string, all bool, sampleSec
}
}
if me.OptimeDate != nil && master.OptimeDate != nil && me.State == 2 {
// MongoTimestamp type is int64 where the first 32bits are the unix timestamp
lag := int64(*master.OptimeDate>>32 - *me.OptimeDate>>32)
if me.State == 2 {
// OptimeDate.Unix() type is int64
lag := master.OptimeDate.Unix() - me.OptimeDate.Unix()
if lag < 0 {
returnVal.ReplLag = 0
} else {