Request Details

Route
/sign_in GET|POST
Timestamp
Sep 11, 2026 1:39 PM
Duration
38.92 ms
Status
200
Response Size
4.7 KB
Error
No

Performance Breakdown

Database
20.4% (1 query)
View Rendering
0.0%
Application Logic
79.6%
Other Operations
0.0%
Total Operations
3
Slowest Operation
38.92 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
Database
0.0ms 24.5ms 48.9ms 73.4ms 97.8ms

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 posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 20 ms 51.4%
sessions#new 39 ms 100.0%
sessions#new 39 ms 100.0%