Request Details

Route
/ GET
Timestamp
Sep 22, 2026 8:03 AM
Duration
133.57 ms
Status
201
Response Size
9.9 KB
Error
No

Performance Breakdown

Database
13.3% (6 queries)
View Rendering
3.5%
Application Logic
83.2%
Other Operations
0.0%
Total Operations
13
Slowest Operation
133.57 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 200.7ms 401.4ms 602.1ms 802.9ms

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 134 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... 24 ms 18.0%
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 5.2%
SELECT * FROM posts WHERE created_at > ? 20 ms 15.0%
home#index 134 ms 100.0%
home#index 134 ms 100.0%
SELECT * FROM posts WHERE created_at > ? 29 ms 21.7%
home/index 9 ms 6.7%
home#index 134 ms 100.0%
users/index 19 ms 14.2%
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 > ? 8 ms 6.0%
home#index 134 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... 19 ms 14.2%