Request Details

Route
/admin/users GET
Timestamp
Sep 22, 2026 3:35 PM
Duration
35.86 ms
Status
200
Response Size
7.7 KB
Error
No

Performance Breakdown

Database
40.3% (4 queries)
View Rendering
26.4%
Application Logic
33.2%
Other Operations
0.0%
Total Operations
8
Slowest Operation
35.86 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 53.9ms 107.9ms 161.8ms 215.7ms

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 36 ms 100.0%
admin/users#index 36 ms 100.0%
layouts/application 28 ms 78.1%
SELECT name FROM users 34 ms 94.8%
SELECT * FROM posts WHERE created_at > ? 17 ms 47.4%
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 > ? 15 ms 41.8%
users/index 29 ms 80.9%
SELECT * FROM users WHERE id = ? 21 ms 58.6%