Request Details

Route
/api/v1/users GET
Timestamp
Sep 13, 2026 3:03 AM
Duration
49.06 ms
Status
204
Response Size
9.8 KB
Error
No

Performance Breakdown

Database
33.2% (3 queries)
View Rendering
20.4%
Application Logic
46.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
49.06 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
View
Database
0.0ms 52.8ms 105.6ms 158.3ms 211.1ms

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
users/index 5 ms 10.2%
SELECT id, name FROM users WHERE email = ? 21 ms 42.8%
api/v1/users#index 49 ms 100.0%
layouts/application 24 ms 48.9%
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... 24 ms 48.9%
SELECT * FROM users WHERE id = ? 25 ms 51.0%
api/v1/users#index 49 ms 100.0%
users/index 14 ms 28.5%