Request Details

Route
/admin/users GET
Timestamp
Sep 14, 2026 2:56 PM
Duration
22.75 ms
Status
200
Response Size
16 KB
Error
No

Performance Breakdown

Database
30.6% (2 queries)
View Rendering
69.4%
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 42.5ms 85.0ms 127.5ms 170.0ms

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 users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 20 ms 87.9%
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... 32 ms 140.6%
users/index 38 ms 167.0%
layouts/application 35 ms 153.8%
users/index 18 ms 79.1%
layouts/application 27 ms 118.7%