Request Details

Route
/ GET
Timestamp
Sep 22, 2026 8:57 AM
Duration
92.18 ms
Status
201
Response Size
13 KB
Error
No

Performance Breakdown

Database
19.3% (5 queries)
View Rendering
21.4%
Application Logic
59.3%
Other Operations
0.0%
Total Operations
12
Slowest Operation
92.18 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 116.6ms 233.3ms 349.9ms 466.5ms

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
home/index 22 ms 23.9%
posts/show 27 ms 29.3%
SELECT COUNT(*) FROM comments WHERE post_id = ? 11 ms 11.9%
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... 13 ms 14.1%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 30 ms 32.5%
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... 27 ms 29.3%
home#index 92 ms 100.0%
posts/show 13 ms 14.1%
SELECT * FROM posts WHERE created_at > ? 9 ms 9.8%
home#index 92 ms 100.0%
posts/show 38 ms 41.2%
home#index 92 ms 100.0%