Request Details

Route
/health GET
Timestamp
Sep 16, 2026 12:53 AM
Duration
10.0 ms
Status
200
Response Size
121 Bytes
Error
No

Performance Breakdown

Database
52.3% (4 queries)
View Rendering
40.0%
Application Logic
7.7%
Other Operations
0.0%
Total Operations
7
Slowest Operation
37.0 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 32.5ms 65.0ms 97.5ms 130.0ms

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
SELECT * FROM users LEFT JOIN posts ON users.id = posts.user_id LEFT JOIN comments ON posts.id = comments.post_id LEFT JOIN tags ON posts.id = tags.post_id LEFT JOIN categories ON posts.category_id = categories.id WHERE users.active = ? AND posts.publi... 25 ms 250.0%
layouts/application 15 ms 150.0%
health#index 10 ms 100.0%
SELECT * FROM posts WHERE user_id = ? ORDER BY created_at DESC LIMIT ? 6 ms 60.0%
users/index 37 ms 370.0%
SELECT * FROM posts WHERE created_at > ? 29 ms 290.0%
SELECT DISTINCT users.*, posts.*, comments.* FROM users, posts, comments WHERE users.id = posts.user_id AND posts.id = comments.post_id AND users.created_at > ? AND posts.created_at > ? AND comments.created_at > ? 8 ms 80.0%