Request Details

Route
/api/v1/users GET
Timestamp
Sep 22, 2026 9:49 PM
Duration
71.1 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
14.9% (2 queries)
View Rendering
14.6%
Application Logic
70.6%
Other Operations
0.0%
Total Operations
7
Slowest Operation
71.1 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 75.6ms 151.1ms 226.7ms 302.3ms

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 * FROM posts WHERE created_at > ? 28 ms 39.4%
posts/show 6 ms 8.4%
api/v1/users#index 71 ms 100.0%
api/v1/users#index 71 ms 100.0%
posts/show 38 ms 53.4%
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... 17 ms 23.9%
api/v1/users#index 71 ms 100.0%