Request Details

Route
/sign_in GET|POST
Timestamp
Sep 11, 2026 6:14 AM
Duration
69.36 ms
Status
200
Response Size
13 KB
Error
No

Performance Breakdown

Database
44.5% (2 queries)
View Rendering
11.4%
Application Logic
44.1%
Other Operations
0.0%
Total Operations
4
Slowest Operation
69.36 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 39.3ms 78.7ms 118.0ms 157.4ms

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
SELECT * FROM users WHERE id = ? 35 ms 50.5%
posts/show 18 ms 26.0%
SELECT * FROM (SELECT users.id, users.name, users.email, COUNT(posts.id) as post_count FROM users LEFT JOIN posts ON users.id = posts.user_id WHERE users.active = ? GROUP BY users.id) as user_posts JOIN (SELECT user_id, COUNT(*) as comment_count FROM c... 35 ms 50.5%
sessions#new 69 ms 100.0%