Request Details

Route
/fast GET
Timestamp
Sep 14, 2026 2:34 AM
Duration
12.37 ms
Status
201
Response Size
1.8 KB
Error
No

Performance Breakdown

Database
47.1% (1 query)
View Rendering
0.0%
Application Logic
52.9%
Other Operations
0.0%
Total Operations
2
Slowest Operation
12.37 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
Database
0.0ms 5.8ms 11.7ms 17.5ms 23.4ms

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
home#fast 12 ms 100.0%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 11 ms 89.0%