ref(open-pr-comments): cap number of recent unresolved issues to filter through (#64479)

src/sentry/tasks/integrations/github/open_pr_comment.py

@@ -91,6 +91,8 @@ OPEN_PR_ISSUE_TABLE_TOGGLE_TEMPLATE = """\
 
 OPEN_PR_ISSUE_DESCRIPTION_LENGTH = 52
 
+MAX_RECENT_ISSUES = 10000
+
 
 def format_open_pr_comment(issue_tables: list[str]) -> str:
     return OPEN_PR_COMMENT_BODY_TEMPLATE.format(issue_tables="\n".join(issue_tables))
@@ -303,8 +305,10 @@ def get_top_5_issues_by_count_for_file(
             last_seen__gte=datetime.now() - timedelta(days=14),
             status=GroupStatus.UNRESOLVED,
             project__in=projects,
-        ).values_list("id", flat=True)
-    )
+        )
+        .order_by("-times_seen")
+        .values_list("id", flat=True)
+    )[:MAX_RECENT_ISSUES]
     project_ids = [p.id for p in projects]
 
     multi_if = language_parser.generate_multi_if(function_names)

src/sentry/tasks/integrations/github/pr_comment.py

@@ -49,6 +49,8 @@ This pull request was deployed and Sentry observed the following issues:
 
 MERGED_PR_SINGLE_ISSUE_TEMPLATE = "- ‼️ **{title}** `{subtitle}` [View Issue]({url})"
 
+MAX_SUSPECT_COMMITS = 1000
+
 
 def format_comment_subtitle(subtitle):
     return subtitle[:47] + "..." if len(subtitle) > 50 else subtitle
@@ -138,7 +140,7 @@ def github_comment_workflow(pullrequest_id: int, project_id: int):
     gh_repo_id, pr_key, org_id, issue_list = pr_to_issue_query(pullrequest_id)[0]
 
     # cap to 1000 issues in which the merge commit is the suspect commit
-    issue_list = issue_list[:1000]
+    issue_list = issue_list[:MAX_SUSPECT_COMMITS]
 
     try:
         organization = Organization.objects.get_from_cache(id=org_id)