Request Details

Route
/users/:id GET
Timestamp
Sep 23, 2026 12:18 AM
Duration
41.45 ms
Status
201
Response Size
19 KB
Error
No

Performance Breakdown

Database
13.1% (1 query)
View Rendering
50.7%
Application Logic
36.2%
Other Operations
0.0%
Total Operations
5
Slowest Operation
41.45 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 28.6ms 57.2ms 85.8ms 114.4ms

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
users#show 41 ms 100.0%
posts/show 28 ms 67.6%
posts/show 14 ms 33.8%
layouts/application 16 ms 38.6%
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... 15 ms 36.2%