Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 7:08 PM
Duration
69.39 ms
Status
204
Response Size
6.3 KB
Error
No

Performance Breakdown

Database
14.3% (1 query)
View Rendering
48.8%
Application Logic
36.8%
Other Operations
0.0%
Total Operations
5
Slowest Operation
69.39 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 47.1ms 94.2ms 141.3ms 188.4ms

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
layouts/application 29 ms 41.8%
posts/show 36 ms 51.9%
users/index 27 ms 38.9%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 27 ms 38.9%
sessions#new 69 ms 100.0%