Request Details

Route
/admin/users GET
Timestamp
Sep 21, 2026 3:07 PM
Duration
26.49 ms
Status
204
Response Size
13 KB
Error
No

Performance Breakdown

Database
26.8% (1 query)
View Rendering
12.3%
Application Logic
60.9%
Other Operations
0.0%
Total Operations
5
Slowest Operation
35.0 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 32.6ms 65.2ms 97.9ms 130.5ms

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
admin/users#index 26 ms 100.0%
admin/users#index 26 ms 100.0%
admin/users#index 26 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... 35 ms 132.1%
layouts/application 16 ms 60.4%