DistributionSourcePackage:+filebug with lots of apport attachments times out

https://lp-oops.canonical.com/oops.py/?oopsid=1718H415

https://bugs.launchpad.net/ubuntu/+source/linux/+filebug/content-uuid

SQL time: 10701 ms
Non-sql time: 4505 ms
Total time: 15206 ms
Statement Count: 536

Some highlights
1 79 332 4 328 SQL-launchpad-main-master SELECT DistributionSourcePackage.bug_count, DistributionSourcePackage.bug_reported_acknowledgement, DistributionSourcePackage.bug_reporting_guidelines, DistributionSourcePackage.distribution, DistributionSourcePackage.id, DistributionSourcePackage.is_upstream_link_allowed, DistributionSourcePackage.max_bug_heat, DistributionSourcePackage.po_message_count, DistributionSourcePackage.sourcepackagename, DistributionSourcePackage.total_bug_heat FROM DistributionSourcePackage WHERE DistributionSourcePackage.sourcepackagename = %s AND DistributionSourcePackage.distribution = %s
2 58 1590 27 1563 SQL-launchpad-main-master SELECT Person.account, Person.creation_comment, Person.creation_rationale, Person.datecreated, Person.defaultmembershipperiod, Person.defaultrenewalperiod, Person.displayname, Person.hide_email_addresses, Person.homepage_content, Person.icon, Person.id, Person.logo, Person.mailing_list_auto_subscribe_policy, Person.merged, Person.mugshot, Person.name, Person.personal_standing, Person.personal_standing_reason, Person.registrant, Person.renewal_policy, Person.subscriptionpolicy, Person.teamdescription, Person.teamowner, Person.verbose_bugnotifications, Person.visibility FROM BugSubscription, Person WHERE Person.id = BugSubscription.person AND BugSubscription.bug = 637826 AND (1=1) ORDER BY Person.displayname
3 56 496 8 488 SQL-launchpad-main-master SELECT EmailAddress.account, EmailAddress.email, EmailAddress.id, EmailAddress.person, EmailAddress.status FROM EmailAddress WHERE EmailAddress.person = %s AND EmailAddress.status = %s ORDER BY EmailAddress.email
4 48 974 20 954 SQL-launchpad-main-master SELECT BugTask.assignee, BugTask.bug, BugTask.bugwatch, BugTask.date_assigned, BugTask.date_closed, BugTask.date_confirmed, BugTask.date_fix_committed, BugTask.date_fix_released, BugTask.date_incomplete, BugTask.date_inprogress, BugTask.date_left_closed, BugTask.date_left_new, BugTask.date_triaged, BugTask.datecreated, BugTask.distribution, BugTask.distroseries, BugTask.id, BugTask.importance, BugTask.milestone, BugTask.owner, BugTask.product, BugTask.productseries, BugTask.sourcepackagename, BugTask.status, BugTask.statusexplanation, BugTask.targetnamecache, "_prejoin1".account, "_prejoin1".creation_comment, "_prejoin1".creation_rationale, "_prejoin1".datecreated, "_prejoin1".defaultmembershipperiod, "_prejoin1".defaultrenewalperiod, "_prejoin1".displayname, "_prejoin1".hide_email_addresses, "_prejoin1".homepage_content, "_prejoin1".icon, "_prejoin1".id, "_prejoin1".logo, "_prejoin1".mailing_list_auto_subscribe_policy, "_prejoin1".merged, "_prejoin1".mugshot, "_prejoin1".name, "_prejoin1".personal_standing, "_prejoin1".personal_standing_reason, "_prejoin1".registrant, "_prejoin1".renewal_policy, "_prejoin1".subscriptionpolicy, "_prejoin1".teamdescription, "_prejoin1".teamowner, "_prejoin1".verbose_bugnotifications, "_prejoin1".visibility, "_prejoin2".answers_usage, "_prejoin2".blueprints_usage, "_prejoin2".owner, "_prejoin2".translations_usage, "_prejoin2".active, "_prejoin2".autoupdate, "_prejoin2".bug_reported_acknowledgement, "_prejoin2".bug_reporting_guidelines, "_prejoin2".bug_supervisor, "_prejoin2".bugtracker, "_prejoin2".date_next_suggest_packaging, "_prejoin2".datecreated, "_prejoin2".description, "_prejoin2".development_focus, "_prejoin2".displayname, "_prejoin2".downloadurl, "_prejoin2".driver, "_prejoin2".enable_bug_expiration, "_prejoin2".freshmeatproject, "_prejoin2".homepage_content, "_prejoin2".homepageurl, "_prejoin2".icon, "_prejoin2".id, "_prejoin2".lastdoap, "_prejoin2".license_approved, "_prejoin2".license_info, "_prejoin2".reviewed, "_prejoin2".logo, "_prejoin2".max_bug_heat, "_prejoin2".mugshot, "_prejoin2".name, "_prejoin2".official_answers, "_prejoin2".official_blueprints, "_prejoin2".official_malone, "_prejoin2".official_rosetta, "_prejoin2".private_bugs, "_prejoin2".programminglang, "_prejoin2".project, "_prejoin2".registrant, "_prejoin2".remote_product, "_prejoin2".reviewer_whiteboard, "_prejoin2".screenshotsurl, "_prejoin2".security_contact, "_prejoin2".sourceforgeproject, "_prejoin2".summary, "_prejoin2".title, "_prejoin2".translation_focus, "_prejoin2".translationgroup, "_prejoin2".translationpermission, "_prejoin2".wikiurl, "_prejoin3".id, "_prejoin3".name, "_prejoin4".account, "_prejoin4".creation_comment, "_prejoin4".creation_rationale, "_prejoin4".datecreated, "_prejoin4".defaultmembershipperiod, "_prejoin4".defaultrenewalperiod, "_prejoin4".displayname, "_prejoin4".hide_email_addresses, "_prejoin4".homepage_content, "_prejoin4".icon, "_prejoin4".id, "_prejoin4".logo, "_prejoin4".mailing_list_auto_subscribe_policy, "_prejoin4".merged, "_prejoin4".mugshot, "_prejoin4".name, "_prejoin4".personal_standing, "_prejoin4".personal_standing_reason, "_prejoin4".registrant, "_prejoin4".renewal_policy, "_prejoin4".subscriptionpolicy, "_prejoin4".teamdescription, "_prejoin4".teamowner, "_prejoin4".verbose_bugnotifications, "_prejoin4".visibility, "_prejoin5".bug, "_prejoin5".bugtracker, "_prejoin5".datecreated, "_prejoin5".id, "_prejoin5".last_error_type, "_prejoin5".lastchanged, "_prejoin5".lastchecked, "_prejoin5".next_check, "_prejoin5".owner, "_prejoin5".remote_importance, "_prejoin5".remotebug, "_prejoin5".remotestatus FROM BugTask LEFT JOIN Person AS "_prejoin1" ON BugTask.assignee = "_prejoin1".id LEFT JOIN Product AS "_prejoin2" ON BugTask.product = "_prejoin2".id LEFT JOIN SourcePackageName AS "_prejoin3" ON BugTask.sourcepackagename = "_prejoin3".id LEFT JOIN Person AS "_prejoin4" ON BugTask.owner = "_prejoin4".id LEFT JOIN BugWatch AS "_prejoin5" ON BugTask.bugwatch = "_prejoin5".id WHERE BugTask.bug = 637826 AND (1=1) ORDER BY BugTask.id
5 29 622 21 601 SQL-launchpad-main-master SELECT Person.account, Person.creation_comment, Person.creation_rationale, Person.datecreated, Person.defaultmembershipperiod, Person.defaultrenewalperiod, Person.displayname, Person.hide_email_addresses, Person.homepage_content, Person.icon, Person.id, Person.logo, Person.mailing_list_auto_subscribe_policy, Person.merged, Person.mugshot, Person.name, Person.personal_standing, Person.personal_standing_reason, Person.registrant, Person.renewal_policy, Person.subscriptionpolicy, Person.teamdescription, Person.teamowner, Person.verbose_bugnotifications, Person.visibility, ValidPersonCache.id FROM Person, ValidPersonCache WHERE Person.id IN (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s) AND ValidPersonCache.id = Person.id

There are also about 6 inserts per attachment, so 20 attachments -> 120 inserts, and 0.4 seconds per attachment, so 8 seconds just from 20 attachments.