Request Details

Route
/api/v1/users GET
Timestamp
Sep 22, 2026 7:43 AM
Duration
49.51 ms
Status
204
Response Size
15 KB
Error
No

Performance Breakdown

Database
28.7% (2 queries)
View Rendering
8.3%
Application Logic
63.1%
Other Operations
0.0%
Total Operations
5
Slowest Operation
49.51 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 39.3ms 78.5ms 117.8ms 157.0ms

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 50 ms 100.0%
SELECT * FROM users WHERE id = ? 20 ms 40.4%
api/v1/users#index 50 ms 100.0%
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 > ? 25 ms 50.5%
posts/show 13 ms 26.3%