Request Details

Route
/api/v1/users GET
Timestamp
Sep 19, 2026 7:47 PM
Duration
57.53 ms
Status
200
Response Size
19 KB
Error
No

Performance Breakdown

Database
2.9% (1 query)
View Rendering
13.8%
Application Logic
83.3%
Other Operations
0.0%
Total Operations
7
Slowest Operation
57.53 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 69.0ms 138.1ms 207.1ms 276.1ms

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 58 ms 100.0%
posts/show 17 ms 29.6%
api/v1/users#index 58 ms 100.0%
api/v1/users#index 58 ms 100.0%
layouts/application 21 ms 36.5%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 8 ms 13.9%
api/v1/users#index 58 ms 100.0%