Request Details

Route
/robots.txt GET
Timestamp
Sep 11, 2026 6:02 PM
Duration
10.0 ms
Status
200
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
58.3% (3 queries)
View Rendering
0.0%
Application Logic
41.7%
Other Operations
0.0%
Total Operations
6
Slowest Operation
15.0 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
Database
0.0ms 18.0ms 36.0ms 54.0ms 72.0ms

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%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
SELECT * FROM users WHERE id = ? 14 ms 140.0%
SELECT posts.title, posts.content, users.name FROM posts JOIN users ON posts.user_id = users.id WHERE posts.published = ? 13 ms 130.0%
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... 15 ms 150.0%