Request Details

Route
/posts/:id GET
Timestamp
Sep 22, 2026 9:52 PM
Duration
12.98 ms
Status
200
Response Size
11 KB
Error
No

Performance Breakdown

Database
24.0% (2 queries)
View Rendering
58.2%
Application Logic
17.8%
Other Operations
0.0%
Total Operations
8
Slowest Operation
36.0 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 36.5ms 73.0ms 109.5ms 146.0ms

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
posts#show 13 ms 100.0%
users/index 29 ms 223.4%
posts#show 13 ms 100.0%
layouts/application 6 ms 46.2%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 16 ms 123.3%
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... 19 ms 146.4%
users/index 36 ms 277.3%
layouts/application 14 ms 107.8%