Request Details

Route
/ GET
Timestamp
Sep 16, 2026 1:31 AM
Duration
145.94 ms
Status
200
Response Size
15 KB
Error
No

Performance Breakdown

Database
6.1% (2 queries)
View Rendering
5.8%
Application Logic
88.0%
Other Operations
0.0%
Total Operations
12
Slowest Operation
145.94 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 248.7ms 497.3ms 746.0ms 994.6ms

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... 34 ms 23.3%
layouts/application 8 ms 5.5%
home#index 146 ms 100.0%
layouts/application 13 ms 8.9%
users/index 12 ms 8.2%
home#index 146 ms 100.0%
home#index 146 ms 100.0%
home#index 146 ms 100.0%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 27 ms 18.5%
home#index 146 ms 100.0%
home/index 25 ms 17.1%
home#index 146 ms 100.0%