Remove error log from Scheduler

CHANGELOG.md

@@ -7,8 +7,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
 - `PreEnqueueFunc`, `PostEnqueueFunc` is added in `Scheduler` and deprecated `EnqueueErrorHandler` (PR: https://github.com/hibiken/asynq/pull/476)
 
+### Changed
+- Removed error log when `Scheduler` failed to enqueue a task. Use `PostEnqueueFunc` to check for errors and task actions if needed.
+- Changed log level from ERROR to WARNINING when `Scheduler` failed to record `SchedulerEnqueueEvent`.
+
 ## [0.23.0] - 2022-04-11
 
 ### Added

scheduler.go

@@ -147,7 +147,6 @@ func (j *enqueueJob) Run() {
 		j.postEnqueueFunc(info, err)
 	}
 	if err != nil {
-		j.logger.Errorf("scheduler could not enqueue a task %+v: %v", j.task, err)
 		if j.errHandler != nil {
 			j.errHandler(j.task, j.opts, err)
 		}
@@ -160,7 +159,7 @@ func (j *enqueueJob) Run() {
 	}
 	err = j.rdb.RecordSchedulerEnqueueEvent(j.id.String(), event)
 	if err != nil {
-		j.logger.Errorf("scheduler could not record enqueue event of enqueued task %+v: %v", j.task, err)
+		j.logger.Warnf("scheduler could not record enqueue event of enqueued task %s: %v", info.ID, err)
 	}
 }