Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 6:44 PM
Duration
45.14 ms
Status
201
Response Size
11 KB
Error
No

Performance Breakdown

Database
2.7% (1 query)
View Rendering
24.7%
Application Logic
72.6%
Other Operations
0.0%
Total Operations
7
Slowest Operation
45.14 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 46.6ms 93.2ms 139.8ms 186.4ms

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 13 ms 28.8%
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... 5 ms 11.1%
users/index 18 ms 39.9%
sessions#new 45 ms 100.0%
sessions#new 45 ms 100.0%
layouts/application 15 ms 33.2%
sessions#new 45 ms 100.0%