Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 8:40 PM
Duration
113.69 ms
Status
204
Response Size
5.7 KB
Error
No

Performance Breakdown

Database
35.1% (3 queries)
View Rendering
8.0%
Application Logic
56.9%
Other Operations
0.0%
Total Operations
5
Slowest Operation
113.69 ms

Request Trace

How to read this

Each row is a layer of your stack. Many short Database bars means N+1 queries — fix with includes(). A wide Action bar with little Database time means slow Ruby code. A wide View bar usually means a partial rendered in a loop.

Action
View
Database
Other
Action
View
Database
0.0ms 49.9ms 99.8ms 149.8ms 199.7ms

Operations

How to use this

Sort by Impact to find your biggest wins. Click any row for details and optimisation suggestions. The same SQL appearing multiple times is an N+1 — fix with includes(). A single operation above 50% impact is your highest priority.

Operation Duration Impact Timeline Actions
home#errors 114 ms 100.0%
users/index 16 ms 14.1%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 34 ms 29.9%
SELECT * FROM users WHERE id = ? 27 ms 23.7%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 9 ms 7.9%