Request Details

Route
/users/:id GET
Timestamp
Sep 23, 2026 3:49 AM
Duration
88.91 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
6.1% (2 queries)
View Rendering
33.1%
Application Logic
60.7%
Other Operations
0.0%
Total Operations
7
Slowest Operation
88.91 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 73.2ms 146.4ms 219.6ms 292.8ms

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 * 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... 13 ms 14.6%
users#show 89 ms 100.0%
users/index 33 ms 37.1%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 5 ms 5.6%
users#show 89 ms 100.0%
posts/show 25 ms 28.1%
users/index 39 ms 43.9%