metrics: 64bit fields should come first in structs

bergquist · bergquist · commit 8f1ed0727553 · 2016-12-06T09:08:51.000+01:00
https://golang.org/pkg/sync/atomic/#pkg-note-BUG
diff --git a/pkg/metrics/gauge.go b/pkg/metrics/gauge.go
@@ -32,8 +32,8 @@ func RegGauge(name string, tagStrings ...string) Gauge {
 
 // GaugeSnapshot is a read-only copy of another Gauge.
 type GaugeSnapshot struct {
-	*MetricMeta
 	value int64
+	*MetricMeta
 }
 
 // Snapshot returns the snapshot.

Original file line number	Diff line number	Diff line change
`@@ -32,8 +32,8 @@ func RegGauge(name string, tagStrings ...string) Gauge {`
`32`	`32`
`33`	`33`	`// GaugeSnapshot is a read-only copy of another Gauge.`
`34`	`34`	`type GaugeSnapshot struct {`
`35`		`- *MetricMeta`
`36`	`35`	`value int64`
	`36`	`+ *MetricMeta`
`37`	`37`	`}`
`38`	`38`
`39`	`39`	`// Snapshot returns the snapshot.`