Request Details

Route
/posts/:id GET
Timestamp
Sep 09, 2026 9:20 PM
Duration
21.5 ms
Status
201
Response Size
13 KB
Error
No

Performance Breakdown

Database
22.4% (2 queries)
View Rendering
56.2%
Application Logic
21.4%
Other Operations
0.0%
Total Operations
8
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 50.2ms 100.5ms 150.7ms 201.0ms

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
users/index 10 ms 46.5%
posts#show 21 ms 100.0%
posts/show 36 ms 167.5%
posts#show 21 ms 100.0%
posts/show 27 ms 125.6%
users/index 40 ms 186.1%
SELECT name FROM users 26 ms 120.9%
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 88.4%