Request Details

Route
/up GET
Timestamp
Sep 11, 2026 1:35 AM
Duration
10.0 ms
Status
204
Response Size
100 Bytes
Error
No

Performance Breakdown

Database
19.3% (2 queries)
View Rendering
68.7%
Application Logic
12.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
35.0 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 41.5ms 83.0ms 124.5ms 166.0ms

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
UPDATE posts SET view_count = view_count + ? WHERE published = ? 14 ms 140.0%
rails/health#show 10 ms 100.0%
posts/show 30 ms 300.0%
layouts/application 31 ms 310.0%
users/index 18 ms 180.0%
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 > ? 18 ms 180.0%
rails/health#show 10 ms 100.0%
posts/show 35 ms 350.0%