Request Details

Route
/posts/:id GET
Timestamp
Sep 12, 2026 11:37 PM
Duration
22.81 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
12.6% (2 queries)
View Rendering
39.3%
Application Logic
48.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
24.0 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 35.6ms 71.2ms 106.8ms 142.4ms

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
posts#show 23 ms 100.0%
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... 17 ms 74.5%
home/index 23 ms 100.9%
posts#show 23 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... 1 ms 4.4%
layouts/application 9 ms 39.5%
layouts/application 24 ms 105.2%
posts#show 23 ms 100.0%