Request Details

Route
/users/:id PUT
Timestamp
Sep 20, 2026 9:16 PM
Duration
13.08 ms
Status
201
Response Size
7.5 KB
Error
No

Performance Breakdown

Database
29.6% (2 queries)
View Rendering
48.2%
Application Logic
22.1%
Other Operations
0.0%
Total Operations
6
Slowest Operation
29.0 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 29.5ms 59.1ms 88.6ms 118.2ms

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#update 13 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... 8 ms 61.2%
users/index 28 ms 214.1%
layouts/application 29 ms 221.7%
users#update 13 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 27 ms 206.4%