Request Details

Route
/posts/:id GET
Timestamp
Sep 09, 2026 10:20 PM
Duration
123.45 ms
Status
204
Response Size
4.4 KB
Error
No

Performance Breakdown

Database
16.2% (1 query)
View Rendering
6.9%
Application Logic
76.9%
Other Operations
0.0%
Total Operations
3
Slowest Operation
123.45 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 40.1ms 80.2ms 120.3ms 160.4ms

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/index 11 ms 8.9%
posts#show 123 ms 100.0%
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... 26 ms 21.1%