Request Details

Route
/users/:id PUT
Timestamp
Sep 11, 2026 3:04 PM
Duration
38.24 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
17.4% (2 queries)
View Rendering
27.1%
Application Logic
55.5%
Other Operations
0.0%
Total Operations
7
Slowest Operation
38.24 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 51.7ms 103.4ms 155.0ms 206.7ms

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
users#update 38 ms 100.0%
DELETE FROM posts WHERE id = ? 5 ms 13.1%
users#update 38 ms 100.0%
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 31 ms 81.1%
users/index 25 ms 65.4%
users/index 31 ms 81.1%
users#update 38 ms 100.0%