Request Details

Route
/robots.txt GET
Timestamp
Sep 23, 2026 1:41 AM
Duration
10.0 ms
Status
201
Response Size
204 Bytes
Error
No

Performance Breakdown

Database
40.2% (3 queries)
View Rendering
44.1%
Application Logic
15.7%
Other Operations
0.0%
Total Operations
8
Slowest Operation
31.0 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 31.8ms 63.5ms 95.3ms 127.0ms

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 name FROM users 31 ms 310.0%
posts/show 25 ms 250.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 10 ms 100.0%
SELECT * FROM users WHERE id = ? 10 ms 100.0%
home/index 15 ms 150.0%
posts/show 16 ms 160.0%