Request Details

Route
/up GET
Timestamp
Sep 18, 2026 8:00 PM
Duration
10.0 ms
Status
204
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
38.1% (3 queries)
View Rendering
42.9%
Application Logic
19.0%
Other Operations
0.0%
Total Operations
7
Slowest Operation
39.0 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 26.3ms 52.5ms 78.8ms 105.0ms

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
rails/health#show 10 ms 100.0%
layouts/application 39 ms 390.0%
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... 26 ms 260.0%
rails/health#show 10 ms 100.0%
posts/show 6 ms 60.0%
SELECT name FROM users 11 ms 110.0%
SELECT * FROM posts WHERE created_at > ? 3 ms 30.0%