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Maintenance: Added logging of scheduler jobs execution time to identify long running tasks.

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Martin Edenhofer 2019-10-10 13:51:35 +02:00 committed by Thorsten Eckel
parent 2ab17db3e4
commit 1afa52f5f7
1 changed files with 10 additions and 5 deletions
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15
app/models/scheduler.rb
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@ -229,7 +229,7 @@ class Scheduler < ApplicationModel
Thread.new do
ApplicationHandleInfo.current = 'scheduler'
logger.info "Started job thread for '#{job.name}' (#{job.method})..."
logger.debug { "Started job thread for '#{job.name}' (#{job.method})..." }
# start loop for periods equal or under 5 minutes
if job.period && job.period <= 5.minutes
@ -262,7 +262,7 @@ class Scheduler < ApplicationModel
job.pid = ''
job.save
logger.info " ...stopped thread for '#{job.method}'"
logger.debug { " ...stopped thread for '#{job.method}'" }
# release thread lock and remove thread handle
@@jobs_started.delete(job.id)
@ -275,8 +275,9 @@ class Scheduler < ApplicationModel
end
def self._start_job(job, try_count = 0, try_run_time = Time.zone.now)
started_at = Time.zone.now
job.update!(
last_run: Time.zone.now,
last_run: started_at,
pid: Thread.current.object_id,
status: 'ok',
error_message: '',
@ -284,8 +285,11 @@ class Scheduler < ApplicationModel
logger.info "execute #{job.method} (try_count #{try_count})..."
eval job.method() # rubocop:disable Security/Eval
took = Time.zone.now - started_at
logger.info "ended #{job.method} took: #{took} seconds."
rescue => e
logger.error "execute #{job.method} (try_count #{try_count}) exited with error #{e.inspect}"
took = Time.zone.now - started_at
logger.error "execute #{job.method} (try_count #{try_count}) exited with error #{e.inspect} in: #{took} seconds."
# reconnect in case db connection is lost
begin
@ -325,7 +329,8 @@ class Scheduler < ApplicationModel
# https://stackoverflow.com/questions/10048173/why-is-it-bad-style-to-rescue-exception-e-in-ruby
# http://rubylearning.com/satishtalim/ruby_exceptions.html
rescue Exception => e # rubocop:disable Lint/RescueException
logger.error "execute #{job.method} (try_count #{try_count}) exited with a non standard-error #{e.inspect}"
took = Time.zone.now - started_at
logger.error "execute #{job.method} (try_count #{try_count}) exited with a non standard-error #{e.inspect} in: #{took} seconds."
raise
end