Removed the references to a pruning 'side' in the singlepruner logging code and the snapjob prometheus thing.

daemon/job/snapjob.go

@@ -21,7 +21,7 @@ type SnapJob struct {
 
 	prunerFactory *pruner.SinglePrunerFactory
 
-	promPruneSecs *prometheus.HistogramVec // labels: prune_side
+	promPruneSecs *prometheus.HistogramVec // no labels!
 
 	pruner *pruner.Pruner
 }
@@ -63,7 +63,7 @@ func snapJob(g *config.Global, in *config.SnapJob) (j *SnapJob, err error) {
 		Name:        "time",
 		Help:        "seconds spent in pruner",
 		ConstLabels: prometheus.Labels{"zrepl_job":j.name},
-	}, []string{"prune_side"})
+	}, []string {})
 	j.prunerFactory, err = pruner.NewSinglePrunerFactory(in.Pruning, j.promPruneSecs)
 	if err != nil {
 		return nil, errors.Wrap(err, "cannot build snapjob pruning rules")

daemon/pruner/pruner.go

@@ -181,13 +181,13 @@ func (f *PrunerFactory) BuildReceiverPruner(ctx context.Context, target Target,
 func (f *SinglePrunerFactory) BuildSinglePruner(ctx context.Context, target Target, receiver History) *Pruner {
 	p := &Pruner{
 		args: args{
-			WithLogger(ctx, GetLogger(ctx).WithField("prune_side", "sender")),
+			ctx,
 			target,
 			receiver,
 			f.keepRules,
 			f.retryWait,
 			f.considerSnapAtCursorReplicated,
-			f.promPruneSecs.WithLabelValues("sender"),
+			f.promPruneSecs.WithLabelValues(),
 		},
 		state: Plan,
 	}