Request Details

Route
/api/v1/users GET
Timestamp
Sep 22, 2026 5:30 AM
Duration
23.91 ms
Status
201
Response Size
14 KB
Error
No

Performance Breakdown

Database
36.3% (1 query)
View Rendering
37.4%
Application Logic
26.3%
Other Operations
0.0%
Total Operations
3
Slowest Operation
34.0 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 22.7ms 45.5ms 68.2ms 90.9ms

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 24 ms 100.0%
layouts/application 34 ms 142.2%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 33 ms 138.0%