Request Details

Route
/users/:id PUT
Timestamp
Sep 22, 2026 9:50 PM
Duration
75.21 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
4.7% (2 queries)
View Rendering
45.3%
Application Logic
50.1%
Other Operations
0.0%
Total Operations
6
Slowest Operation
75.21 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 37.6ms 75.1ms 112.7ms 150.2ms

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
users/index 36 ms 47.9%
posts/show 18 ms 23.9%
layouts/application 14 ms 18.6%
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 > ? 1 ms 1.3%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 6 ms 8.0%
users#update 75 ms 100.0%