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Warn about any threads started during app preload

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This commit is contained in:
Evan Phoenix 2014-11-23 18:55:34 -08:00
parent 68782a4d5d
commit a2288fd656
1 changed files with 14 additions and 0 deletions
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14
lib/puma/cluster.rb
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@ -278,9 +278,23 @@ module Puma
log "* Process workers: #{@options[:workers]}"
before = Thread.list
if preload?
log "* Preloading application"
load_and_bind
after = Thread.list
if after.size > before.size
log "! WARNING: Detected #{after.size-before.size} Thread(s) started in app boot:"
threads = (after - before)
if threads.first.respond_to? :backtrace
threads.each do |t|
log "! #{t.inspect} - #{t.backtrace.first}"
end
end
end
else
log "* Phased restart available"