Request Details

Route
/robots.txt GET
Timestamp
Sep 10, 2026 3:00 AM
Duration
10.0 ms
Status
201
Response Size
126 Bytes
Error
No

Performance Breakdown

Database
25.4% (2 queries)
View Rendering
63.5%
Application Logic
11.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
35.0 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 45.3ms 90.5ms 135.8ms 181.0ms

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 users WHERE id = ? 35 ms 350.0%
robots.txt#index 10 ms 100.0%
robots.txt#index 10 ms 100.0%
home/index 26 ms 260.0%
posts/show 29 ms 290.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 11 ms 110.0%
users/index 35 ms 350.0%
home/index 25 ms 250.0%