Request Details

Route
/api/v1/users GET
Timestamp
Sep 21, 2026 10:42 PM
Duration
48.02 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
36.4% (3 queries)
View Rendering
44.4%
Application Logic
19.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
48.02 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 62.5ms 125.0ms 187.5ms 250.0ms

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 id, name FROM users WHERE email = ? 30 ms 62.5%
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... 26 ms 54.1%
home/index 29 ms 60.4%
posts/show 40 ms 83.3%
api/v1/users#index 48 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 35 ms 72.9%
posts/show 19 ms 39.6%
layouts/application 23 ms 47.9%