Request Details

Route
/api/v1/users GET
Timestamp
Sep 23, 2026 8:47 AM
Duration
78.06 ms
Status
201
Response Size
4.7 KB
Error
No

Performance Breakdown

Database
12.0% (2 queries)
View Rendering
0.0%
Application Logic
88.0%
Other Operations
0.0%
Total Operations
5
Slowest Operation
78.06 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
Database
0.0ms 66.5ms 133.1ms 199.6ms 266.2ms

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 78 ms 100.0%
api/v1/users#index 78 ms 100.0%
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... 26 ms 33.3%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 6 ms 7.7%
api/v1/users#index 78 ms 100.0%