Request Details

Route
/robots.txt GET
Timestamp
Sep 11, 2026 2:51 AM
Duration
10.0 ms
Status
204
Response Size
175 Bytes
Error
No

Performance Breakdown

Database
62.7% (3 queries)
View Rendering
22.4%
Application Logic
14.9%
Other Operations
0.0%
Total Operations
5
Slowest Operation
32.0 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 16.8ms 33.5ms 50.3ms 67.0ms

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
users/index 15 ms 150.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 5 ms 50.0%
robots.txt#index 10 ms 100.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 32 ms 320.0%
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... 5 ms 50.0%