Request Details

Route
/api/v1/users GET
Timestamp
Sep 23, 2026 1:21 AM
Duration
50.35 ms
Status
201
Response Size
3.2 KB
Error
No

Performance Breakdown

Database
15.8% (2 queries)
View Rendering
23.1%
Application Logic
61.1%
Other Operations
0.0%
Total Operations
8
Slowest Operation
50.35 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 61.8ms 123.5ms 185.3ms 247.0ms

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%
users/index 35 ms 69.5%
SELECT * FROM posts WHERE created_at > ? 16 ms 31.8%
users/index 16 ms 31.8%
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 > ? 23 ms 45.7%
layouts/application 6 ms 11.9%
api/v1/users#index 50 ms 100.0%