Request Details

Route
/robots.txt GET
Timestamp
Sep 14, 2026 8:41 PM
Duration
10.0 ms
Status
204
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
5.9% (2 queries)
View Rendering
58.8%
Application Logic
35.3%
Other Operations
0.0%
Total Operations
7
Slowest Operation
39.0 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 21.3ms 42.5ms 63.8ms 85.0ms

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
robots.txt#index 10 ms 100.0%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 2 ms 20.0%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 3 ms 30.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
layouts/application 39 ms 390.0%
layouts/application 11 ms 110.0%