Request Details

Route
/up GET
Timestamp
Sep 23, 2026 4:03 AM
Duration
10.0 ms
Status
201
Response Size
158 Bytes
Error
No

Performance Breakdown

Database
34.7% (2 queries)
View Rendering
25.3%
Application Logic
40.0%
Other Operations
0.0%
Total Operations
6
Slowest Operation
22.0 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 18.8ms 37.5ms 56.3ms 75.0ms

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
users/index 19 ms 190.0%
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... 4 ms 40.0%
rails/health#show 10 ms 100.0%
rails/health#show 10 ms 100.0%
rails/health#show 10 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... 22 ms 220.0%