Request Details

Route
/admin/users GET
Timestamp
Sep 22, 2026 6:28 PM
Duration
59.85 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
19.6% (2 queries)
View Rendering
9.5%
Application Logic
71.0%
Other Operations
0.0%
Total Operations
5
Slowest Operation
59.85 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 42.2ms 84.4ms 126.5ms 168.7ms

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
posts/show 16 ms 26.7%
admin/users#index 60 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... 21 ms 35.1%
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... 12 ms 20.0%
admin/users#index 60 ms 100.0%