Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 8:10 PM
Duration
41.47 ms
Status
200
Response Size
7.5 KB
Error
No

Performance Breakdown

Database
9.7% (1 query)
View Rendering
26.6%
Application Logic
63.7%
Other Operations
0.0%
Total Operations
6
Slowest Operation
41.47 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 48.9ms 97.7ms 146.6ms 195.4ms

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
sessions#new 41 ms 100.0%
layouts/application 28 ms 67.5%
sessions#new 41 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 19 ms 45.8%
sessions#new 41 ms 100.0%
layouts/application 24 ms 57.9%