Request Details

Route
/admin/dashboard GET
Timestamp
Sep 20, 2026 6:16 AM
Duration
52.42 ms
Status
204
Response Size
16 KB
Error
No

Performance Breakdown

Database
21.0% (3 queries)
View Rendering
40.2%
Application Logic
38.7%
Other Operations
0.0%
Total Operations
8
Slowest Operation
52.42 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 67.7ms 135.4ms 203.1ms 270.8ms

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
posts/show 40 ms 76.3%
admin/dashboard#index 52 ms 100.0%
admin/dashboard#index 52 ms 100.0%
layouts/application 32 ms 61.0%
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... 29 ms 55.3%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 3 ms 5.7%
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... 25 ms 47.7%
users/index 37 ms 70.6%