Request Details

Route
/api_simple GET
Timestamp
Sep 12, 2026 5:40 AM
Duration
12.07 ms
Status
204
Response Size
1.5 KB
Error
No

Performance Breakdown

Database
8.8% (1 query)
View Rendering
62.3%
Application Logic
28.9%
Other Operations
0.0%
Total Operations
7
Slowest Operation
30.0 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 31.3ms 62.6ms 93.9ms 125.2ms

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 posts WHERE created_at > ? 11 ms 91.1%
home/index 18 ms 149.1%
home#api_simple 12 ms 100.0%
home#api_simple 12 ms 100.0%
home#api_simple 12 ms 100.0%
users/index 30 ms 248.4%
posts/show 30 ms 248.4%