Request Details

Route
/users/:id GET
Timestamp
Sep 23, 2026 12:51 AM
Duration
26.99 ms
Status
201
Response Size
6.4 KB
Error
No

Performance Breakdown

Database
4.5% (1 query)
View Rendering
60.7%
Application Logic
34.8%
Other Operations
0.0%
Total Operations
6
Slowest Operation
40.0 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
Action
View
Database
0.0ms 38.7ms 77.5ms 116.2ms 155.0ms

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
layouts/application 29 ms 107.5%
users#show 27 ms 100.0%
users#show 27 ms 100.0%
posts/show 25 ms 92.6%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 7 ms 25.9%
layouts/application 40 ms 148.2%