استثناءات CardinalityViolation، تلف قاعدة البيانات؟

في الآونة الأخير بدأ هذا يظهر في نشر GNOME على Discourse:

/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.1.4/lib/patches/db/pg.rb:69:in `exec_params'
/discourse/vendor/bundle/ruby/2.6.0/gems/rack-mini-profiler-1.1.4/lib/patches/db/pg.rb:69:in `exec_params'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/postgresql_adapter.rb:672:in `block (2 levels) in exec_no_cache'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/dependencies/interlock.rb:48:in `block in permit_concurrent_loads'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/concurrency/share_lock.rb:187:in `yield_shares'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/dependencies/interlock.rb:47:in `permit_concurrent_loads'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/postgresql_adapter.rb:671:in `block in exec_no_cache'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract_adapter.rb:718:in `block (2 levels) in log'
/usr/local/lib/ruby/2.6.0/monitor.rb:235:in `mon_synchronize'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract_adapter.rb:717:in `block in log'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/notifications/instrumenter.rb:24:in `instrument'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract_adapter.rb:708:in `log'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/postgresql_adapter.rb:670:in `exec_no_cache'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/postgresql_adapter.rb:651:in `execute_and_clear'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/postgresql/database_statements.rb:98:in `exec_query'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/database_statements.rb:487:in `select'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/database_statements.rb:70:in `select_all'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/query_cache.rb:105:in `block in select_all'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/query_cache.rb:123:in `block in cache_sql'
/usr/local/lib/ruby/2.6.0/monitor.rb:235:in `mon_synchronize'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/query_cache.rb:114:in `cache_sql'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/connection_adapters/abstract/query_cache.rb:105:in `select_all'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/querying.rb:46:in `find_by_sql'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:810:in `block in exec_queries'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:828:in `skip_query_cache_if_necessary'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:797:in `exec_queries'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:615:in `load'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:250:in `records'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation.rb:245:in `to_ary'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation/finder_methods.rb:528:in `find_nth_with_limit'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation/finder_methods.rb:513:in `find_nth'
/discourse/vendor/bundle/ruby/2.6.0/gems/activerecord-6.0.1/lib/active_record/relation/finder_methods.rb:120:in `first'
/discourse/app/services/post_alerter.rb:173:in `first_unread_post'
/discourse/app/services/post_alerter.rb:360:in `create_notification'
/discourse/app/services/post_alerter.rb:615:in `block in notify_post_users'
/discourse/app/services/post_alerter.rb:613:in `each'
/discourse/app/services/post_alerter.rb:613:in `notify_post_users'
/discourse/app/services/post_alerter.rb:97:in `after_save_post'
/discourse/app/jobs/regular/post_alert.rb:11:in `execute'
/discourse/app/jobs/base.rb:232:in `block (2 levels) in perform'
/discourse/vendor/bundle/ruby/2.6.0/gems/rails_multisite-2.0.7/lib/rails_multisite/connection_management.rb:63:in `with_connection'
/discourse/app/jobs/base.rb:221:in `block in perform'
/discourse/app/jobs/base.rb:217:in `each'
/discourse/app/jobs/base.rb:217:in `perform'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:196:in `execute_job'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:164:in `block (2 levels) in process'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/middleware/chain.rb:138:in `block in invoke'
/discourse/lib/sidekiq/pausable.rb:138:in `call'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/middleware/chain.rb:140:in `block in invoke'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/middleware/chain.rb:143:in `invoke'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:163:in `block in process'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:136:in `block (6 levels) in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/job_retry.rb:111:in `local'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:135:in `block (5 levels) in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/rails.rb:43:in `block in call'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/execution_wrapper.rb:88:in `wrap'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/reloader.rb:72:in `block in wrap'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/execution_wrapper.rb:88:in `wrap'
/discourse/vendor/bundle/ruby/2.6.0/gems/activesupport-6.0.1/lib/active_support/reloader.rb:71:in `wrap'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/rails.rb:42:in `call'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:131:in `block (4 levels) in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:257:in `stats'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:126:in `block (3 levels) in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/job_logger.rb:13:in `call'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:125:in `block (2 levels) in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/job_retry.rb:78:in `global'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:124:in `block in dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/logger.rb:10:in `with'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/job_logger.rb:33:in `prepare'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:123:in `dispatch'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:162:in `process'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:78:in `process_one'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/processor.rb:68:in `run'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/util.rb:15:in `watchdog'
/discourse/vendor/bundle/ruby/2.6.0/gems/sidekiq-6.0.4/lib/sidekiq/util.rb:24:in `block in safe_thread'

علامة التبويب Env:

hostname	[sidekiq-35-2zhwc, sidekiq-35-4999r, sidekiq-35-m4rbw]
process_id	1
application_version	8a89b7e108b9f0c56dfe5506e04275024da5e310
current_db	default
current_hostname	discourse.gnome.org
job	Jobs::PostAlert
problem_db	default
time	الأحد 11:29 صباحًا
	
opts	null
post_id	8065
new_record	true
current_site_id	default

الآن لست متأكدًا حقًا مما هو الاستعلام الفعلي. select id from posts where id = 8065; يُرجع نتيجة واحدة فقط.

أعلم أن نشرنا غير مدعوم بشكل فعلي لأننا نستخدم صورة مخصصة، لكن الخطأ يبدو “عالميًا” بدرجة كافية.

أنا أتخيل هنا، لكن خطأ التعددية يقع في post_number، والمقصود أن يكون فريدًا حسب الموضوع. أعتقد أن هناك فهرسًا تالفًا هناك. أظن أن الإصلاح قد يكون العثور على المنشور المخالف وإعادة ترقيمه.

الآن، ربما يمكنك فهم سبب دعمنا فقط للتثبيت القياسي، أليس كذلك؟ :wink:

هناك طريقة لـ جنوننا، لكن جنونك الشخصي هو شيء تحصل على امتياز امتلاكه بالكامل وحدك .. :zany_face:

شكرًا جزيلاً. بدأت في استكشاف قاعدة البيانات أكثر، ومن الواضح أنها تالفة. كانت العديد من المنشورات تحمل نفس رقم المنشور أو ترتيب الفرز، كما كانت هناك معرفات مرئية عبر select * from posts where topic_id = x لكنها لم تظهر إذا أضفت and id = y.

@Jeff، لم أقل أبدًا إنني لا أفهم قرارك! لما كنت سأطلب المساعدة لو كان الأمر يتعلق بنشر محدد.