Request Details

Route
/admin/users GET
Timestamp
Sep 10, 2026 2:08 AM
Duration
135.6 ms
Status
201
Response Size
16 KB
Error
No

Performance Breakdown

Database
7.8% (3 queries)
View Rendering
6.9%
Application Logic
85.3%
Other Operations
0.0%
Total Operations
8
Slowest Operation
135.6 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 119.2ms 238.4ms 357.6ms 476.8ms

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 users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 3 ms 2.2%
posts/show 5 ms 3.7%
DELETE FROM posts WHERE id = ? 23 ms 17.0%
admin/users#index 136 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... 11 ms 8.1%
home/index 28 ms 20.6%
admin/users#index 136 ms 100.0%
admin/users#index 136 ms 100.0%