Request Details

Route
/ GET
Timestamp
Sep 15, 2026 7:25 PM
Duration
135.14 ms
Status
201
Response Size
17 KB
Error
No

Performance Breakdown

Database
10.2% (4 queries)
View Rendering
14.6%
Application Logic
75.2%
Other Operations
0.0%
Total Operations
13
Slowest Operation
135.14 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 179.6ms 359.3ms 538.9ms 718.6ms

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
home#index 135 ms 100.0%
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... 18 ms 13.3%
home#index 135 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 > ? 7 ms 5.2%
SELECT name FROM users 30 ms 22.2%
layouts/application 20 ms 14.8%
layouts/application 8 ms 5.9%
home#index 135 ms 100.0%
posts/show 23 ms 17.0%
home#index 135 ms 100.0%
posts/show 18 ms 13.3%
DELETE FROM comments WHERE created_at < ? 18 ms 13.3%
home/index 36 ms 26.6%