Request Details

Route
/api/v1/users GET
Timestamp
Sep 10, 2026 10:19 AM
Duration
41.96 ms
Status
200
Response Size
10 KB
Error
No

Performance Breakdown

Database
15.3% (2 queries)
View Rendering
16.9%
Application Logic
67.7%
Other Operations
0.0%
Total Operations
6
Slowest Operation
41.96 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 31.0ms 62.0ms 92.9ms 123.9ms

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
api/v1/users#index 42 ms 100.0%
users/index 13 ms 31.0%
api/v1/users#index 42 ms 100.0%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 15 ms 35.7%
SELECT name FROM users 4 ms 9.5%
home/index 8 ms 19.1%