Request Details

Route
/robots.txt GET
Timestamp
Sep 22, 2026 8:34 AM
Duration
10.0 ms
Status
200
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
32.3% (1 query)
View Rendering
67.7%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
Slowest Operation
37.0 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
View
Database
0.0ms 23.3ms 46.5ms 69.8ms 93.0ms

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
posts/show 37 ms 370.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 30 ms 300.0%
users/index 26 ms 260.0%