# Can't start development instance-- renice: failed to set priority

**URL:** <https://meta.discourse.org/t/cant-start-development-instance-renice-failed-to-set-priority/265375>\
**Category:** Development\
**Created:** [May 17, 2023, 6:35pm UTC](https://meta.discourse.org/t/cant-start-development-instance-renice-failed-to-set-priority/265375 "2023-05-17T18:35:41Z")\
**Posts on this page:** 1\
**Showing post:** 6

<div class="post-metadata">

**Author:** ![andromedarabbit](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/andromedarabbit/32/119385_2.png) [@andromedarabbit](https://meta.discourse.org/u/andromedarabbit)\
**Post date:** [July 27, 2023, 1:07pm UTC](https://meta.discourse.org/t/cant-start-development-instance-renice-failed-to-set-priority/265375/6 "2023-07-27T13:07:34Z")

</div>

Same here. I found the same problem just a few hours ago on my local Kubernetes.

```plaintext
E, [2023-07-27T13:09:27.525053 #74] ERROR -- : reaped #<Process::Status: pid 456 exit 1> worker=unknown
Detected dead worker 456, restarting...
/var/www/discourse/lib/discourse.rb:137:in `exec': renice: failed to set priority for 483 (process ID): Permission denied
/var/www/discourse/lib/discourse.rb:171:in `execute_command'
/var/www/discourse/lib/discourse.rb:137:in `exec'
/var/www/discourse/lib/discourse.rb:33:in `execute_command'
/var/www/discourse/lib/demon/sidekiq.rb:51:in `after_fork'
/var/www/discourse/lib/demon/base.rb:155:in `block in run'
/var/www/discourse/lib/demon/base.rb:151:in `fork'
/var/www/discourse/lib/demon/base.rb:151:in `run'
/var/www/discourse/lib/demon/base.rb:146:in `start'
/var/www/discourse/lib/demon/base.rb:132:in `ensure_running'
/var/www/discourse/lib/demon/base.rb:31:in `block in ensure_running'
/var/www/discourse/lib/demon/base.rb:31:in `each'
/var/www/discourse/lib/demon/base.rb:31:in `ensure_running'
config/unicorn.conf.rb:243:in `master_sleep'
/var/www/discourse/vendor/bundle/ruby/3.2.0/gems/unicorn-6.1.0/lib/unicorn/http_server.rb:295:in `join'
/var/www/discourse/vendor/bundle/ruby/3.2.0/gems/unicorn-6.1.0/bin/unicorn:128:in `<top (required)>'
/var/www/discourse/vendor/bundle/ruby/3.2.0/bin/unicorn:25:in `load'
/var/www/discourse/vendor/bundle/ruby/3.2.0/bin/unicorn:25:in `<main>'

```

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