Request Details

Route
/sign_in GET|POST
Timestamp
Sep 11, 2026 8:58 PM
Duration
34.85 ms
Status
200
Response Size
7.9 KB
Error
No

Performance Breakdown

Database
23.0% (2 queries)
View Rendering
39.6%
Application Logic
37.3%
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 46.7ms 93.4ms 140.0ms 186.7ms

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 35 ms 100.0%
users/index 16 ms 45.9%
layouts/application 7 ms 20.1%
SELECT posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 11 ms 31.6%
layouts/application 39 ms 111.9%
layouts/application 12 ms 34.4%
sessions#new 35 ms 100.0%
SELECT users.*, posts.*, comments.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, AVG(posts.view_count) as avg_views, MAX(comments.created_at) as latest_comment FROM users LEFT JOIN posts ON users.id = posts.use... 32 ms 91.8%