Request Details

Route
/api/v1/users GET
Timestamp
Sep 11, 2026 9:39 AM
Duration
28.96 ms
Status
200
Response Size
15 KB
Error
No

Performance Breakdown

Database
20.9% (1 query)
View Rendering
14.2%
Application Logic
64.9%
Other Operations
0.0%
Total Operations
6
Slowest Operation
28.96 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 33.5ms 66.9ms 100.4ms 133.9ms

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
api/v1/users#index 29 ms 100.0%
layouts/application 6 ms 20.7%
api/v1/users#index 29 ms 100.0%
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... 28 ms 96.7%
api/v1/users#index 29 ms 100.0%
layouts/application 13 ms 44.9%