Request Details

Route
/api/v1/users GET
Timestamp
Sep 22, 2026 7:00 AM
Duration
23.39 ms
Status
200
Response Size
4 KB
Error
No

Performance Breakdown

Database
17.6% (2 queries)
View Rendering
0.0%
Application Logic
82.4%
Other Operations
0.0%
Total Operations
4
Slowest Operation
23.39 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 14.2ms 28.4ms 42.6ms 56.8ms

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 users WHERE id = ? 5 ms 21.4%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 5 ms 21.4%
api/v1/users#index 23 ms 100.0%
api/v1/users#index 23 ms 100.0%