Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 3:48 PM
Duration
35.62 ms
Status
201
Response Size
2 KB
Error
No

Performance Breakdown

Database
17.6% (4 queries)
View Rendering
20.8%
Application Logic
61.7%
Other Operations
0.0%
Total Operations
14
Slowest Operation
35.62 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 101.1ms 202.2ms 303.2ms 404.3ms

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
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 11 ms 30.9%
home#errors 36 ms 100.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 11 ms 30.9%
posts/show 30 ms 84.2%
SELECT id, name, email FROM users WHERE id = ? 29 ms 81.4%
home#errors 36 ms 100.0%
SELECT id, name FROM users WHERE email = ? 20 ms 56.2%
home/index 19 ms 53.3%
home#errors 36 ms 100.0%
home#errors 36 ms 100.0%
home#errors 36 ms 100.0%
home#errors 36 ms 100.0%
home#errors 36 ms 100.0%
layouts/application 35 ms 98.3%