Request Details

Route
/admin/users GET
Timestamp
Sep 12, 2026 12:05 AM
Duration
28.45 ms
Status
204
Response Size
4.3 KB
Error
No

Performance Breakdown

Database
42.7% (3 queries)
View Rendering
19.3%
Application Logic
38.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
33.0 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 37.5ms 74.9ms 112.4ms 149.9ms

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
SELECT * FROM posts WHERE created_at > ? 13 ms 45.7%
users/index 8 ms 28.1%
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... 18 ms 63.3%
layouts/application 21 ms 73.8%
admin/users#index 28 ms 100.0%
SELECT * FROM users WHERE id = ? 33 ms 116.0%
admin/users#index 28 ms 100.0%