Request Details

Route
/robots.txt GET
Timestamp
Sep 10, 2026 4:53 PM
Duration
10.0 ms
Status
204
Response Size
129 Bytes
Error
No

Performance Breakdown

Database
0.0% (0 queries)
View Rendering
100.0%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
4
Slowest Operation
29.0 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
0.0ms 18.0ms 36.0ms 54.0ms 72.0ms

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
layouts/application 17 ms 170.0%
posts/show 29 ms 290.0%
users/index 18 ms 180.0%
home/index 8 ms 80.0%