Request Details

Route
/robots.txt GET
Timestamp
Sep 09, 2026 4:10 AM
Duration
10.0 ms
Status
204
Response Size
121 Bytes
Error
No

Performance Breakdown

Database
70.7% (2 queries)
View Rendering
12.1%
Application Logic
17.2%
Other Operations
0.0%
Total Operations
4
Slowest Operation
30.0 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 14.5ms 29.0ms 43.5ms 58.0ms

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 posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 30 ms 300.0%
posts/show 7 ms 70.0%
SELECT id, name, email FROM users WHERE id = ? 11 ms 110.0%
robots.txt#index 10 ms 100.0%