# ジョブ例外: DistributedMutex::MaximumAttemptsExceeded

**URL:** <https://meta.discourse.org/t/job-exception-distributedmutex-maximumattemptsexceeded/256817>\
**Category:** Product Support\
**Created:** [2023 年 3 月 2 日午後 1:25 UTC](https://meta.discourse.org/t/job-exception-distributedmutex-maximumattemptsexceeded/256817 "2023-03-02T13:25:53Z")\
**Posts on this page:** 1\
**Showing post:** 1

<div class="post-metadata">

**Author:** ![kinetiksoft](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/kinetiksoft/32/229578_2.png) [@kinetiksoft](https://meta.discourse.org/u/kinetiksoft)\
**Post date:** [2023 年 3 月 2 日午後 1:25 UTC](https://meta.discourse.org/t/job-exception-distributedmutex-maximumattemptsexceeded/256817/1 "2023-03-02T13:25:53Z")

</div>

こんにちは。

フォーラムのログにこのようなエラー通知が繰り返し表示されます。心配すべきでしょうか、または設定を調整する必要がありますか？

 ![Screenshot 2023-03-02 at 13.25.22@2x](https://global.discourse-cdn.com/meta/original/4X/0/f/0/0f0247e2bb87af91f94b89b002a6c49353f0fd89.png)

> **backtrace**
>
> ```plaintext
> /var/www/discourse/lib/distributed_mutex.rb:113:in `get_lock'
> 
> /var/www/discourse/lib/distributed_mutex.rb:62:in `block in synchronize'
> 
> /var/www/discourse/lib/distributed_mutex.rb:61:in `synchronize'
> 
> /var/www/discourse/lib/distributed_mutex.rb:61:in `synchronize'
> 
> /var/www/discourse/lib/distributed_mutex.rb:45:in `synchronize'
> 
> /var/www/discourse/app/jobs/regular/notify_reviewable.rb:25:in `execute'
> 
> /var/www/discourse/app/jobs/base.rb:249:in `block (2 levels) in perform'
> 
> rails_multisite-4.0.1/lib/rails_multisite/connection_management.rb:80:in `with_connection'
> /var/www/discourse/app/jobs/base.rb:236:in `block in perform'
> 
> /var/www/discourse/app/jobs/base.rb:232:in `each'
> 
> /var/www/discourse/app/jobs/base.rb:232:in `perform'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:202:in `execute_job'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:170:in `block (2 levels) in process'
> 
> sidekiq-6.5.8/lib/sidekiq/middleware/chain.rb:177:in `block in invoke'
> 
> /var/www/discourse/lib/sidekiq/pausable.rb:134:in `call'
> 
> sidekiq-6.5.8/lib/sidekiq/middleware/chain.rb:179:in `block in invoke'
> 
> sidekiq-6.5.8/lib/sidekiq/middleware/chain.rb:182:in `invoke'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:169:in `block in process'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:136:in `block (6 levels) in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/job_retry.rb:113:in `local'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:135:in `block (5 levels) in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq.rb:44:in `block in <module:Sidekiq>'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:131:in `block (4 levels) in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:263:in `stats'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:126:in `block (3 levels) in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/job_logger.rb:13:in `call'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:125:in `block (2 levels) in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/job_retry.rb:80:in `global'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:124:in `block in dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/job_logger.rb:39:in `prepare'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:123:in `dispatch'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:168:in `process'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:78:in `process_one'
> 
> sidekiq-6.5.8/lib/sidekiq/processor.rb:68:in `run'
> 
> sidekiq-6.5.8/lib/sidekiq/component.rb:8:in `watchdog'
> 
> sidekiq-6.5.8/lib/sidekiq/component.rb:17:in `block in safe_thread'
> 
> ```

[details=“env”]  
|hostname||  
|—|—|\n|process\_id|189676|\n|application\_version|2f8ad17aed81bbfa2fd20b6cc9210be92779bd74|\n|current\_db|default|\n|current\_hostname||\n|job|Jobs::NotifyReviewable|\n|problem\_db|default|\n|time|4:02 pm|\n|||\n|opts||\n|reviewable\_id|8980|\n|current\_site\_id|default|\n[/details]

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