Revert "roachtest: temporarily disable network partition mutator"

Dev-Kyle · Dev-Kyle · commit 822cccb42876 · 2025-08-12T14:24:51.000-04:00
This reverts commit 0cda1d6.
diff --git a/pkg/cmd/roachtest/roachtestutil/mixedversion/mutators.go b/pkg/cmd/roachtest/roachtestutil/mixedversion/mutators.go
@@ -503,17 +503,15 @@ func GetFailer(planner *testPlanner, name string) (*failures.Failer, error) {
 		return planner._getFailer(name)
 	}
 
-	return planner.cluster.GetFailer(planner.logger, planner.cluster.CRDBNodes(), name)
+	return planner.cluster.GetFailer(planner.logger, planner.cluster.CRDBNodes(), name, false)
 }
 
 type networkPartitionMutator struct{}
 
 func (m networkPartitionMutator) Name() string { return failures.IPTablesNetworkPartitionName }
 
 func (m networkPartitionMutator) Probability() float64 {
-	// Temporarily set to 0 while we investigate a better way to handle
-	// intersecting failures.
-	return 0
+	return 0.3
 }
 
 func (m networkPartitionMutator) Generate(

Original file line number	Diff line number	Diff line change
`@@ -503,17 +503,15 @@ func GetFailer(planner testPlanner, name string) (failures.Failer, error) {`
`503`	`503`	`return planner._getFailer(name)`
`504`	`504`	`}`
`505`	`505`
`506`		`- return planner.cluster.GetFailer(planner.logger, planner.cluster.CRDBNodes(), name)`
	`506`	`+ return planner.cluster.GetFailer(planner.logger, planner.cluster.CRDBNodes(), name, false)`
`507`	`507`	`}`
`508`	`508`
`509`	`509`	`type networkPartitionMutator struct{}`
`510`	`510`
`511`	`511`	`func (m networkPartitionMutator) Name() string { return failures.IPTablesNetworkPartitionName }`
`512`	`512`
`513`	`513`	`func (m networkPartitionMutator) Probability() float64 {`
`514`		`- // Temporarily set to 0 while we investigate a better way to handle`
`515`		`- // intersecting failures.`
`516`		`- return 0`
	`514`	`+ return 0.3`
`517`	`515`	`}`
`518`	`516`
`519`	`517`	`func (m networkPartitionMutator) Generate(`