Request Details

Route
/error_prone GET
Timestamp
Sep 22, 2026 11:15 PM
Duration
61.29 ms
Status
201
Response Size
3.9 KB
Error
No

Performance Breakdown

Database
9.0% (3 queries)
View Rendering
4.2%
Application Logic
86.8%
Other Operations
0.0%
Total Operations
18
Slowest Operation
61.29 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 211.9ms 423.8ms 635.6ms 847.5ms

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 61 ms 100.0%
home#errors 61 ms 100.0%
home#errors 61 ms 100.0%
layouts/application 20 ms 32.6%
home#errors 61 ms 100.0%
home#errors 61 ms 100.0%
home#errors 61 ms 100.0%
home#errors 61 ms 100.0%
layouts/application 10 ms 16.3%
home#errors 61 ms 100.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 33 ms 53.8%
home#errors 61 ms 100.0%
SELECT name FROM users 33 ms 53.8%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 10 ms 16.3%
home#errors 61 ms 100.0%
home#errors 61 ms 100.0%
posts/show 6 ms 9.8%
home#errors 61 ms 100.0%