Request Details

Route
/api_simple GET
Timestamp
Sep 09, 2026 5:04 PM
Duration
19.31 ms
Status
200
Response Size
626 Bytes
Error
No

Performance Breakdown

Database
38.7% (3 queries)
View Rendering
23.9%
Application Logic
37.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
32.0 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 38.7ms 77.5ms 116.2ms 154.9ms

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
home#api_simple 19 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 7 ms 36.2%
users/index 18 ms 93.2%
home#api_simple 19 ms 100.0%
SELECT * FROM users WHERE id = ? 32 ms 165.7%
SELECT name FROM users 21 ms 108.7%
home#api_simple 19 ms 100.0%
home/index 19 ms 98.4%