Request Details

Route
/users/:id GET
Timestamp
Sep 13, 2026 9:30 AM
Duration
27.96 ms
Status
201
Response Size
10 KB
Error
No

Performance Breakdown

Database
37.7% (3 queries)
View Rendering
62.3%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
6
Slowest Operation
38.0 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
View
Database
0.0ms 38.5ms 77.0ms 115.5ms 154.0ms

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
home/index 38 ms 135.9%
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... 20 ms 71.5%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 6 ms 21.5%
UPDATE posts SET view_count = view_count + ? WHERE published = ? 32 ms 114.4%
home/index 28 ms 100.1%
posts/show 30 ms 107.3%