Request Details

Route
/users/:id GET
Timestamp
Sep 14, 2026 1:09 AM
Duration
28.1 ms
Status
200
Response Size
13 KB
Error
No

Performance Breakdown

Database
38.4% (2 queries)
View Rendering
0.0%
Application Logic
61.6%
Other Operations
0.0%
Total Operations
4
Slowest Operation
28.1 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
Database
0.0ms 22.8ms 45.6ms 68.4ms 91.2ms

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
users#show 28 ms 100.0%
users#show 28 ms 100.0%
SELECT * FROM users WHERE id = ? 14 ms 49.8%
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... 21 ms 74.7%