Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 9:21 AM
Duration
79.58 ms
Status
201
Response Size
13 KB
Error
No

Performance Breakdown

Database
48.9% (2 queries)
View Rendering
51.1%
Application Logic
0.0%
Other Operations
0.0%
Total Operations
4
Slowest Operation
34.0 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
View
Database
0.0ms 23.0ms 46.0ms 69.0ms 92.0ms

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
layouts/application 14 ms 17.6%
SELECT name FROM users 11 ms 13.8%
layouts/application 33 ms 41.5%
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... 34 ms 42.7%