Request Details

Route
/admin/users GET
Timestamp
Sep 10, 2026 1:22 PM
Duration
65.76 ms
Status
200
Response Size
14 KB
Error
No

Performance Breakdown

Database
19.9% (3 queries)
View Rendering
18.7%
Application Logic
61.4%
Other Operations
0.0%
Total Operations
8
Slowest Operation
65.76 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 80.3ms 160.6ms 241.0ms 321.3ms

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 66 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 12 ms 18.2%
layouts/application 33 ms 50.2%
SELECT * FROM users WHERE id = ? 19 ms 28.9%
home/index 27 ms 41.1%
admin/users#index 66 ms 100.0%
admin/users#index 66 ms 100.0%
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... 33 ms 50.2%