Request Details

Route
/ GET
Timestamp
Sep 10, 2026 10:28 PM
Duration
98.38 ms
Status
201
Response Size
15 KB
Error
No

Performance Breakdown

Database
18.3% (6 queries)
View Rendering
13.2%
Application Logic
68.5%
Other Operations
0.0%
Total Operations
11
Slowest Operation
98.38 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 107.8ms 215.6ms 323.3ms 431.1ms

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
home#index 98 ms 100.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 19 ms 19.3%
home/index 30 ms 30.5%
SELECT id, name FROM users WHERE email = ? 2 ms 2.0%
home#index 98 ms 100.0%
home#index 98 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... 25 ms 25.4%
SELECT name FROM users 7 ms 7.1%
users/index 27 ms 27.4%
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... 18 ms 18.3%
SELECT name FROM users 8 ms 8.1%