Request Details

Route
/api/v1/users GET
Timestamp
Sep 12, 2026 2:21 AM
Duration
15.78 ms
Status
204
Response Size
20 KB
Error
No

Performance Breakdown

Database
43.3% (1 query)
View Rendering
25.6%
Application Logic
31.1%
Other Operations
0.0%
Total Operations
3
Slowest Operation
22.0 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 12.7ms 25.4ms 38.1ms 50.8ms

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 16 ms 100.0%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 22 ms 139.4%
users/index 13 ms 82.4%