Request Details

Route
/users/:id PUT
Timestamp
Sep 18, 2026 9:10 PM
Duration
16.05 ms
Status
201
Response Size
13 KB
Error
No

Performance Breakdown

Database
15.1% (1 query)
View Rendering
36.3%
Application Logic
48.6%
Other Operations
0.0%
Total Operations
8
Slowest Operation
36.0 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 41.3ms 82.6ms 123.9ms 165.3ms

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 16 ms 100.0%
users#update 16 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... 25 ms 155.7%
users#update 16 ms 100.0%
users/index 36 ms 224.3%
layouts/application 24 ms 149.5%
users#update 16 ms 100.0%
users#update 16 ms 100.0%