Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 10:17 PM
Duration
86.2 ms
Status
200
Response Size
7.3 KB
Error
No

Performance Breakdown

Database
16.2% (2 queries)
View Rendering
10.2%
Application Logic
73.5%
Other Operations
0.0%
Total Operations
6
Slowest Operation
86.2 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 87.9ms 175.8ms 263.7ms 351.6ms

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 users WHERE id = ? 27 ms 31.3%
sessions#new 86 ms 100.0%
users/index 36 ms 41.8%
sessions#new 86 ms 100.0%
SELECT id, name FROM users WHERE email = ? 30 ms 34.8%
sessions#new 86 ms 100.0%