Request Details

Route
/users/:id PUT
Timestamp
Sep 09, 2026 10:38 AM
Duration
37.79 ms
Status
204
Response Size
8.7 KB
Error
No

Performance Breakdown

Database
16.9% (2 queries)
View Rendering
8.7%
Application Logic
74.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
37.79 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 63.5ms 127.0ms 190.5ms 254.0ms

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
users#update 38 ms 100.0%
users#update 38 ms 100.0%
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... 35 ms 92.6%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 8 ms 21.2%
users#update 38 ms 100.0%
users#update 38 ms 100.0%
layouts/application 22 ms 58.2%
users#update 38 ms 100.0%