Request Details

Route
/users/:id PUT
Timestamp
Sep 21, 2026 9:11 PM
Duration
21.44 ms
Status
204
Response Size
6.4 KB
Error
No

Performance Breakdown

Database
51.2% (2 queries)
View Rendering
0.0%
Application Logic
48.8%
Other Operations
0.0%
Total Operations
4
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
Database
0.0ms 22.0ms 43.9ms 65.9ms 87.9ms

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
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... 29 ms 135.3%
users#update 21 ms 100.0%
users#update 21 ms 100.0%
SELECT * FROM users WHERE id = ? 16 ms 74.6%