Request Details

Route
/admin/users GET
Timestamp
Sep 22, 2026 10:04 PM
Duration
50.78 ms
Status
200
Response Size
11 KB
Error
No

Performance Breakdown

Database
19.2% (2 queries)
View Rendering
80.8%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
6
Slowest Operation
38.0 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
View
Database
0.0ms 37.8ms 75.5ms 113.3ms 151.0ms

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 > ? 12 ms 23.6%
posts/show 30 ms 59.1%
posts/show 27 ms 53.2%
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... 17 ms 33.5%
layouts/application 27 ms 53.2%
layouts/application 38 ms 74.8%