Request Details

Route
/sign_in GET|POST
Timestamp
Sep 11, 2026 2:03 PM
Duration
31.76 ms
Status
204
Response Size
8.9 KB
Error
No

Performance Breakdown

Database
19.2% (2 queries)
View Rendering
25.3%
Application Logic
55.5%
Other Operations
0.0%
Total Operations
8
Slowest Operation
39.0 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
Action
View
Database
0.0ms 57.3ms 114.5ms 171.8ms 229.0ms

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 19 ms 59.8%
SELECT name FROM users 20 ms 63.0%
posts/show 39 ms 122.8%
sessions#new 32 ms 100.0%
sessions#new 32 ms 100.0%
sessions#new 32 ms 100.0%
sessions#new 32 ms 100.0%
SELECT name FROM users 24 ms 75.6%