Request Details

Route
/users/:id PUT
Timestamp
Sep 10, 2026 5:37 AM
Duration
170.06 ms
Status
200
Response Size
4.3 KB
Error
No

Performance Breakdown

Database
14.0% (4 queries)
View Rendering
1.7%
Application Logic
84.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
170.06 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 151.3ms 302.6ms 453.9ms 605.2ms

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 170 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... 15 ms 8.8%
users#update 170 ms 100.0%
SELECT COUNT(*) FROM comments WHERE post_id = ? 12 ms 7.1%
SELECT name FROM users 29 ms 17.1%
posts/show 10 ms 5.9%
SELECT * FROM users WHERE id = ? 29 ms 17.1%
users#update 170 ms 100.0%