Request Details

Route
/ GET
Timestamp
Sep 19, 2026 5:11 AM
Duration
43.74 ms
Status
201
Response Size
12 KB
Error
No

Performance Breakdown

Database
12.1% (2 queries)
View Rendering
54.0%
Application Logic
33.9%
Other Operations
0.0%
Total Operations
14
Slowest Operation
43.74 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 96.8ms 193.6ms 290.4ms 387.2ms

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
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 20 ms 45.7%
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... 27 ms 61.7%
home#index 44 ms 100.0%
layouts/application 12 ms 27.4%
users/index 19 ms 43.4%
home#index 44 ms 100.0%
home/index 27 ms 61.7%
posts/show 9 ms 20.6%
posts/show 27 ms 61.7%
layouts/application 32 ms 73.2%
users/index 32 ms 73.2%
posts/show 20 ms 45.7%
posts/show 31 ms 70.9%
home#index 44 ms 100.0%