Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 5:07 AM
Duration
46.1 ms
Status
200
Response Size
11 KB
Error
No

Performance Breakdown

Database
62.4% (2 queries)
View Rendering
37.6%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
Slowest Operation
38.0 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
View
Database
0.0ms 25.3ms 50.5ms 75.8ms 101.0ms

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
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... 30 ms 65.1%
SELECT * FROM posts WHERE created_at > ? 33 ms 71.6%
users/index 38 ms 82.4%