Request Details

Route
/users/:id PUT
Timestamp
Sep 17, 2026 9:30 PM
Duration
59.43 ms
Status
200
Response Size
10 KB
Error
No

Performance Breakdown

Database
13.4% (2 queries)
View Rendering
35.1%
Application Logic
51.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
59.43 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 57.7ms 115.4ms 173.1ms 230.9ms

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
layouts/application 39 ms 65.6%
users#update 59 ms 100.0%
SELECT posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 28 ms 47.1%
users/index 16 ms 26.9%
layouts/application 8 ms 13.5%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 3 ms 5.0%
posts/show 18 ms 30.3%
users#update 59 ms 100.0%