Request Details

Route
/admin/users GET
Timestamp
Sep 21, 2026 7:01 PM
Duration
66.11 ms
Status
204
Response Size
16 KB
Error
No

Performance Breakdown

Database
9.0% (2 queries)
View Rendering
20.0%
Application Logic
71.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
66.11 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 69.8ms 139.7ms 209.5ms 279.3ms

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
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 21 ms 31.8%
admin/users#index 66 ms 100.0%
layouts/application 24 ms 36.3%
posts/show 32 ms 48.4%
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 > ? 4 ms 6.1%
admin/users#index 66 ms 100.0%