diff --git a/core/services/workflows/v2/engine.go b/core/services/workflows/v2/engine.go
index 37a7aecedbb..5909e9f1f53 100644
--- a/core/services/workflows/v2/engine.go
+++ b/core/services/workflows/v2/engine.go
@@ -592,20 +592,25 @@ func (e *Engine) handleAllTriggerEvents(ctx context.Context) {
 		eventAge := e.cfg.Clock.Now().Sub(queueHead.timestamp)
 		eventID := queueHead.event.Event.ID
 		e.logger().Debugw("Popped a trigger event from the queue", "eventID", eventID, "eventAgeMs", eventAge.Milliseconds())
+		start := time.Now()
 		triggerEventMaxAge, err := e.cfg.LocalLimiters.TriggerEventQueueTime.Limit(ctx)
 		if err != nil {
 			e.logger().Errorw("Failed to get trigger event queue time limit", "err", err)
 			continue
 		}
+		e.logger().Debugw("TriggerEventQueueTimeLimit duration", "eventID", eventID, "eventAgeMs", eventAge.Milliseconds(), "duration", time.Now().Sub(start))
+
 		if eventAge > triggerEventMaxAge {
 			e.logger().Warnw("Trigger event is too old, skipping execution", "triggerID", queueHead.triggerCapID, "eventID", eventID, "eventAgeMs", eventAge.Milliseconds())
 			continue
 		}
+		start = time.Now()
 		free, err := e.executionsSemaphore.Wait(ctx, 1) // block if too many concurrent workflow executions
 		if err != nil {
 			e.logger().Errorw("Failed to acquire executions semaphore", "err", err)
 			continue
 		}
+		e.logger().Debugw("ExecutionsSemaphore duration", "eventID", eventID, "eventAgeMs", eventAge.Milliseconds(), "duration", time.Now().Sub(start))
 		e.logger().Debugw("Scheduling a trigger event for execution", "eventID", eventID)
 		e.srvcEng.GoCtx(context.WithoutCancel(ctx), func(ctx context.Context) {
 			defer free()
diff --git a/core/web/router.go b/core/web/router.go
index ce1160b63f7..aafe2bcd79a 100644
--- a/core/web/router.go
+++ b/core/web/router.go
@@ -12,6 +12,7 @@ import (
 	"net/url"
 	"path/filepath"
 	"regexp"
+	"runtime"
 	"strings"
 	"time"
 
@@ -183,6 +184,7 @@ func debugRoutes(app chainlink.Application, r *gin.RouterGroup) {
 }
 
 func metricRoutes(r *gin.RouterGroup) {
+	runtime.SetMutexProfileFraction(1)
 	pprofGroup := r.Group("/debug/pprof")
 	pprofGroup.GET("/", ginHandlerFromHTTP(pprof.Index))
 	pprofGroup.GET("/cmdline", ginHandlerFromHTTP(pprof.Cmdline))