Request Details

Route
/ GET
Timestamp
Sep 18, 2026 10:59 PM
Duration
110.13 ms
Status
201
Response Size
13 KB
Error
No

Performance Breakdown

Database
7.8% (3 queries)
View Rendering
23.4%
Application Logic
68.8%
Other Operations
0.0%
Total Operations
13
Slowest Operation
110.13 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 160.1ms 320.3ms 480.4ms 640.5ms

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
UPDATE posts SET view_count = view_count + ? WHERE published = ? 21 ms 19.1%
home#index 110 ms 100.0%
layouts/application 15 ms 13.6%
home/index 35 ms 31.8%
home#index 110 ms 100.0%
posts/show 38 ms 34.5%
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... 14 ms 12.7%
layouts/application 19 ms 17.3%
layouts/application 14 ms 12.7%
home#index 110 ms 100.0%
posts/show 29 ms 26.3%
home#index 110 ms 100.0%
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... 15 ms 13.6%