Request Details

Route
/users/:id PUT
Timestamp
Sep 09, 2026 7:23 PM
Duration
139.15 ms
Status
200
Response Size
7.8 KB
Error
No

Performance Breakdown

Database
11.5% (3 queries)
View Rendering
4.0%
Application Logic
84.4%
Other Operations
0.0%
Total Operations
7
Slowest Operation
139.15 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 123.6ms 247.2ms 370.8ms 494.4ms

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 id, name, email FROM users WHERE id = ? 10 ms 7.2%
users#update 139 ms 100.0%
SELECT COUNT(*) FROM comments WHERE post_id = ? 28 ms 20.1%
users#update 139 ms 100.0%
users#update 139 ms 100.0%
layouts/application 20 ms 14.4%
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... 19 ms 13.7%