Request Details

Route
/admin/users GET
Timestamp
Sep 20, 2026 2:08 AM
Duration
34.8 ms
Status
200
Response Size
16 KB
Error
No

Performance Breakdown

Database
17.4% (2 queries)
View Rendering
15.4%
Application Logic
67.2%
Other Operations
0.0%
Total Operations
7
Slowest Operation
34.8 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 51.8ms 103.6ms 155.4ms 207.2ms

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 35 ms 100.0%
admin/users#index 35 ms 100.0%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 34 ms 97.7%
posts/show 32 ms 91.9%
admin/users#index 35 ms 100.0%
admin/users#index 35 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 2 ms 5.7%