Request Details

Route
/robots.txt GET
Timestamp
Sep 22, 2026 2:47 AM
Duration
10.0 ms
Status
404
Response Size
692 Bytes
Error
No

Performance Breakdown

Database
11.1% (1 query)
View Rendering
44.4%
Application Logic
44.4%
Other Operations
0.0%
Total Operations
4
Slowest Operation
20.0 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 11.3ms 22.5ms 33.8ms 45.0ms

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.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 5 ms 50.0%
robots.txt#index 10 ms 100.0%
users/index 20 ms 200.0%