Request Details

Route
/ GET
Timestamp
Sep 13, 2026 1:55 PM
Duration
86.15 ms
Status
201
Response Size
23 KB
Error
No

Performance Breakdown

Database
12.5% (5 queries)
View Rendering
12.7%
Application Logic
74.8%
Other Operations
0.0%
Total Operations
14
Slowest Operation
86.15 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 143.9ms 287.9ms 431.8ms 575.8ms

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
home#index 86 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 23 ms 26.7%
users/index 5 ms 5.8%
home#index 86 ms 100.0%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 5 ms 5.8%
home#index 86 ms 100.0%
home#index 86 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... 7 ms 8.1%
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 20.9%
layouts/application 11 ms 12.8%
users/index 29 ms 33.7%
SELECT * FROM users WHERE id = ? 19 ms 22.1%
users/index 28 ms 32.5%
home#index 86 ms 100.0%