Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 9:27 PM
Duration
82.66 ms
Status
204
Response Size
11 KB
Error
No

Performance Breakdown

Database
14.6% (1 query)
View Rendering
16.3%
Application Logic
69.1%
Other Operations
0.0%
Total Operations
5
Slowest Operation
82.66 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 59.8ms 119.7ms 179.5ms 239.3ms

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
sessions#new 83 ms 100.0%
posts/show 7 ms 8.5%
users/index 32 ms 38.7%
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... 35 ms 42.3%
sessions#new 83 ms 100.0%