Request Details

Route
/ GET
Timestamp
Sep 23, 2026 12:29 PM
Duration
155.08 ms
Status
204
Response Size
17 KB
Error
No

Performance Breakdown

Database
6.8% (3 queries)
View Rendering
5.4%
Application Logic
87.8%
Other Operations
0.0%
Total Operations
10
Slowest Operation
155.08 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 220.9ms 441.7ms 662.6ms 883.4ms

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 155 ms 100.0%
home#index 155 ms 100.0%
users/index 30 ms 19.3%
home#index 155 ms 100.0%
posts/show 18 ms 11.6%
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... 14 ms 9.0%
home#index 155 ms 100.0%
SELECT id, name FROM users WHERE email = ? 23 ms 14.8%
home#index 155 ms 100.0%
SELECT * FROM users WHERE id = ? 23 ms 14.8%