Request Details

Route
/ GET
Timestamp
Sep 11, 2026 1:43 PM
Duration
97.29 ms
Status
204
Response Size
23 KB
Error
No

Performance Breakdown

Database
29.0% (5 queries)
View Rendering
11.1%
Application Logic
59.9%
Other Operations
0.0%
Total Operations
8
Slowest Operation
97.29 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 81.1ms 162.3ms 243.4ms 324.6ms

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
INSERT INTO posts (user_id, title, content, published, created_at, updated_at) VALUES (?, ?, ?, ?, ?, ?) 8 ms 8.2%
posts/show 36 ms 37.0%
home#index 97 ms 100.0%
SELECT * FROM users WHERE id = ? 12 ms 12.3%
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... 17 ms 17.5%
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... 35 ms 36.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 22 ms 22.6%
home#index 97 ms 100.0%