Request Details

Route
/robots.txt GET
Timestamp
Sep 22, 2026 7:01 PM
Duration
10.0 ms
Status
204
Response Size
186 Bytes
Error
No

Performance Breakdown

Database
7.1% (1 query)
View Rendering
57.1%
Application Logic
35.7%
Other Operations
0.0%
Total Operations
8
Slowest Operation
40.0 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 35.0ms 70.0ms 105.0ms 140.0ms

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 comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 10 ms 100.0%
layouts/application 40 ms 400.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
posts/show 40 ms 400.0%