Request Details

Route
/api/v1/users GET
Timestamp
Sep 22, 2026 3:59 PM
Duration
46.43 ms
Status
200
Response Size
19 KB
Error
No

Performance Breakdown

Database
4.0% (1 query)
View Rendering
4.0%
Application Logic
92.1%
Other Operations
0.0%
Total Operations
6
Slowest Operation
46.43 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 50.4ms 100.9ms 151.3ms 201.7ms

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 46 ms 100.0%
api/v1/users#index 46 ms 100.0%
api/v1/users#index 46 ms 100.0%
api/v1/users#index 46 ms 100.0%
layouts/application 8 ms 17.2%
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... 8 ms 17.2%