Request Details

Route
/api/v1/users GET
Timestamp
Sep 11, 2026 7:55 PM
Duration
37.9 ms
Status
201
Response Size
9.8 KB
Error
No

Performance Breakdown

Database
0.4% (1 query)
View Rendering
51.7%
Application Logic
47.8%
Other Operations
0.0%
Total Operations
8
Slowest Operation
39.0 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 59.4ms 118.8ms 178.3ms 237.7ms

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 38 ms 100.3%
layouts/application 39 ms 102.9%
posts/show 25 ms 66.0%
api/v1/users#index 38 ms 100.0%
layouts/application 21 ms 55.4%
api/v1/users#index 38 ms 100.0%
api/v1/users#index 38 ms 100.0%
UPDATE posts SET title = ?, content = ?, updated_at = ? WHERE id = ? 1 ms 2.6%