Request Details

Route
/users/:id GET
Timestamp
Sep 20, 2026 9:40 PM
Duration
70.93 ms
Status
200
Response Size
16 KB
Error
No

Performance Breakdown

Database
16.6% (1 query)
View Rendering
36.4%
Application Logic
47.0%
Other Operations
0.0%
Total Operations
5
Slowest Operation
70.93 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 37.7ms 75.5ms 113.2ms 150.9ms

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
posts/show 28 ms 39.5%
users/index 5 ms 7.0%
users/index 22 ms 31.0%
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... 25 ms 35.2%
users#show 71 ms 100.0%