Request Details

Route
/sign_in GET|POST
Timestamp
Sep 22, 2026 11:30 PM
Duration
68.5 ms
Status
201
Response Size
10 KB
Error
No

Performance Breakdown

Database
8.1% (2 queries)
View Rendering
3.5%
Application Logic
88.4%
Other Operations
0.0%
Total Operations
7
Slowest Operation
68.5 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 77.5ms 155.0ms 232.5ms 310.0ms

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
sessions#new 68 ms 100.0%
SELECT posts.* FROM posts WHERE title LIKE ? OR content LIKE ? 6 ms 8.8%
users/index 11 ms 16.1%
sessions#new 68 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... 19 ms 27.7%
sessions#new 68 ms 100.0%
sessions#new 68 ms 100.0%