Request Details

Route
/robots.txt GET
Timestamp
Sep 14, 2026 12:18 AM
Duration
10.0 ms
Status
200
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
2.4% (1 query)
View Rendering
61.9%
Application Logic
35.7%
Other Operations
0.0%
Total Operations
6
Slowest Operation
27.0 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 21.0ms 42.0ms 63.0ms 84.0ms

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 27 ms 270.0%
robots.txt#index 10 ms 100.0%
home/index 25 ms 250.0%
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... 2 ms 20.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%