Request Details

Route
/fast GET
Timestamp
Sep 22, 2026 10:02 AM
Duration
10.31 ms
Status
204
Response Size
1.2 KB
Error
No

Performance Breakdown

Database
0.0% (0 queries)
View Rendering
100.0%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
3
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
View
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
users/index 15 ms 145.6%
posts/show 12 ms 116.4%
users/index 31 ms 300.8%