Request Details

Route
/sign_in GET|POST
Timestamp
Sep 09, 2026 4:16 PM
Duration
43.39 ms
Status
204
Response Size
3.5 KB
Error
No

Performance Breakdown

Database
31.6% (4 queries)
View Rendering
0.0%
Application Logic
68.4%
Other Operations
0.0%
Total Operations
6
Slowest Operation
43.39 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
Database
0.0ms 31.7ms 63.4ms 95.1ms 126.8ms

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 43 ms 100.0%
SELECT * FROM users WHERE id = ? 8 ms 18.4%
sessions#new 43 ms 100.0%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 5 ms 11.5%
SELECT * FROM posts WHERE title LIKE ? AND content LIKE ? AND LOWER(title) LIKE ? AND UPPER(content) LIKE ? 3 ms 6.9%
SELECT * FROM comments WHERE post_id = ? ORDER BY created_at DESC LIMIT ? 24 ms 55.3%