Request Details

Route
/admin/users GET
Timestamp
Sep 21, 2026 5:20 PM
Duration
58.59 ms
Status
201
Response Size
9 KB
Error
No

Performance Breakdown

Database
14.6% (2 queries)
View Rendering
5.0%
Application Logic
80.3%
Other Operations
0.0%
Total Operations
6
Slowest Operation
58.59 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 54.7ms 109.4ms 164.1ms 218.8ms

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 users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 23 ms 39.3%
SELECT name FROM users 9 ms 15.4%
admin/users#index 59 ms 100.0%
layouts/application 11 ms 18.8%
admin/users#index 59 ms 100.0%
admin/users#index 59 ms 100.0%