Request Details

Route
/comments POST
Timestamp
Sep 22, 2026 4:54 AM
Duration
23.42 ms
Status
200
Response Size
18 KB
Error
No

Performance Breakdown

Database
84.6% (2 queries)
View Rendering
15.4%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
Slowest Operation
28.0 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 9.8ms 19.5ms 29.3ms 39.0ms

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 posts WHERE created_at > ? 5 ms 21.4%
users/index 6 ms 25.6%
SELECT id, name, email FROM users WHERE id = ? 28 ms 119.6%