Request Details

Route
/posts/:id PUT
Timestamp
Sep 10, 2026 8:21 PM
Duration
49.0 ms
Status
200
Response Size
4.8 KB
Error
No

Performance Breakdown

Database
4.6% (1 query)
View Rendering
62.9%
Application Logic
32.5%
Other Operations
0.0%
Total Operations
5
Slowest Operation
49.0 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 37.8ms 75.5ms 113.3ms 151.0ms

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 35 ms 71.4%
posts/show 38 ms 77.5%
posts#update 49 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... 7 ms 14.3%
layouts/application 22 ms 44.9%