Request Details

Route
/sign_in GET|POST
Timestamp
Sep 12, 2026 12:42 PM
Duration
34.21 ms
Status
200
Response Size
9.3 KB
Error
No

Performance Breakdown

Database
26.0% (2 queries)
View Rendering
26.4%
Application Logic
47.6%
Other Operations
0.0%
Total Operations
8
Slowest Operation
34.21 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 53.9ms 107.8ms 161.7ms 215.6ms

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
home/index 21 ms 61.4%
SELECT * FROM posts WHERE created_at > ? 24 ms 70.2%
posts/show 16 ms 46.8%
sessions#new 34 ms 100.0%
sessions#new 34 ms 100.0%
SELECT users.* FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id WHERE users.active = ? AND posts.published = ? AND comments.approved = ? OR users.created_at > ? AND posts.created_at > ? AND commen... 32 ms 93.5%
sessions#new 34 ms 100.0%
home/index 20 ms 58.5%