Request Details

Route
/api/v1/users GET
Timestamp
Sep 19, 2026 1:02 AM
Duration
63.23 ms
Status
204
Response Size
4.1 KB
Error
No

Performance Breakdown

Database
22.2% (2 queries)
View Rendering
7.8%
Application Logic
70.1%
Other Operations
0.0%
Total Operations
7
Slowest Operation
63.23 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 67.7ms 135.3ms 203.0ms 270.7ms

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
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 32 ms 50.6%
api/v1/users#index 63 ms 100.0%
users/index 5 ms 7.9%
users/index 16 ms 25.3%
api/v1/users#index 63 ms 100.0%
api/v1/users#index 63 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... 28 ms 44.3%