Request Details

Route
/api/v1/users GET
Timestamp
Sep 09, 2026 4:19 AM
Duration
50.52 ms
Status
204
Response Size
13 KB
Error
No

Performance Breakdown

Database
20.8% (2 queries)
View Rendering
53.0%
Application Logic
26.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
50.52 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 48.1ms 96.3ms 144.4ms 192.5ms

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
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... 34 ms 67.3%
api/v1/users#index 51 ms 100.0%
SELECT * FROM users WHERE id = ? 6 ms 11.9%
layouts/application 19 ms 37.6%
posts/show 15 ms 29.7%
home/index 37 ms 73.2%
posts/show 18 ms 35.6%
users/index 13 ms 25.7%