Request Details

Route
/users/:id GET
Timestamp
Sep 23, 2026 2:55 AM
Duration
43.85 ms
Status
200
Response Size
13 KB
Error
No

Performance Breakdown

Database
13.7% (2 queries)
View Rendering
40.1%
Application Logic
46.2%
Other Operations
0.0%
Total Operations
4
Slowest Operation
43.85 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 23.7ms 47.4ms 71.1ms 94.9ms

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... 10 ms 22.8%
users#show 44 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 3 ms 6.8%
users/index 38 ms 86.7%