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Switching from Unicorn to Puma. Cloud hosting providers, like Amazon… | by Guy Callaghan | FiNC Tech Blog | Medium
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Why puma workers constantly hung, and how we fixed by discovering the bug of Ruby v2.5.8 and v2.6.6 | by Yohei Yoshimuta | ITNEXT
Puma 5.0.2, Rails 6.0.3.4 - "WARNING: Detected 1 Thread(s) started in app boot" · Issue #2421 · puma/puma · GitHub
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