Request Details

Route
/ GET
Timestamp
Sep 20, 2026 6:02 PM
Duration
39.51 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
23.9% (4 queries)
View Rendering
25.8%
Application Logic
50.3%
Other Operations
0.0%
Total Operations
13
Slowest Operation
39.51 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 78.5ms 157.0ms 235.5ms 314.0ms

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 users WHERE id = ? 19 ms 48.1%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 11 ms 27.8%
users/index 25 ms 63.3%
posts/show 9 ms 22.8%
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... 13 ms 32.9%
home/index 21 ms 53.1%
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... 32 ms 81.0%
home#index 40 ms 100.0%
layouts/application 16 ms 40.5%
home#index 40 ms 100.0%
layouts/application 10 ms 25.3%
home#index 40 ms 100.0%
home#index 40 ms 100.0%