Fix n+1 query on feed merge and populate operations (#18111)

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Eugen Rochko 2022-04-26 22:06:31 +02:00 committed by GitHub
parent b9197486e5
commit b93e2ae0a4
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@ -107,7 +107,7 @@ class FeedManager
def merge_into_home(from_account, into_account) def merge_into_home(from_account, into_account)
timeline_key = key(:home, into_account.id) timeline_key = key(:home, into_account.id)
aggregate = into_account.user&.aggregates_reblogs? aggregate = into_account.user&.aggregates_reblogs?
query = from_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, reblog: :account).limit(FeedManager::MAX_ITEMS / 4) query = from_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, :media_attachments, reblog: :account).limit(FeedManager::MAX_ITEMS / 4)
if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4 if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4
oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i
@ -133,7 +133,7 @@ class FeedManager
def merge_into_list(from_account, list) def merge_into_list(from_account, list)
timeline_key = key(:list, list.id) timeline_key = key(:list, list.id)
aggregate = list.account.user&.aggregates_reblogs? aggregate = list.account.user&.aggregates_reblogs?
query = from_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, reblog: :account).limit(FeedManager::MAX_ITEMS / 4) query = from_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, :media_attachments, reblog: :account).limit(FeedManager::MAX_ITEMS / 4)
if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4 if redis.zcard(timeline_key) >= FeedManager::MAX_ITEMS / 4
oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i oldest_home_score = redis.zrange(timeline_key, 0, 0, with_scores: true).first.last.to_i
@ -251,7 +251,7 @@ class FeedManager
next if last_status_score < oldest_home_score next if last_status_score < oldest_home_score
end end
statuses = target_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, reblog: :account).limit(limit) statuses = target_account.statuses.where(visibility: [:public, :unlisted, :private]).includes(:preloadable_poll, :media_attachments, reblog: :account).limit(limit)
crutches = build_crutches(account.id, statuses) crutches = build_crutches(account.id, statuses)
statuses.each do |status| statuses.each do |status|