Request Details

Route
/admin/users GET
Timestamp
Sep 16, 2026 3:18 PM
Duration
20.9 ms
Status
201
Response Size
17 KB
Error
No

Performance Breakdown

Database
8.7% (1 query)
View Rendering
55.0%
Application Logic
36.3%
Other Operations
0.0%
Total Operations
8
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 43.2ms 86.4ms 129.5ms 172.7ms

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 21 ms 100.0%
posts/show 7 ms 33.5%
admin/users#index 21 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... 15 ms 71.8%
posts/show 28 ms 134.0%
posts/show 27 ms 129.2%
admin/users#index 21 ms 100.0%
posts/show 33 ms 157.9%