Request Details

Route
/up GET
Timestamp
Sep 13, 2026 10:35 PM
Duration
10.0 ms
Status
201
Response Size
162 Bytes
Error
No

Performance Breakdown

Database
55.2% (3 queries)
View Rendering
20.8%
Application Logic
24.0%
Other Operations
0.0%
Total Operations
8
Slowest Operation
30.0 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 31.3ms 62.5ms 93.8ms 125.0ms

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 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... 17 ms 170.0%
users/index 13 ms 130.0%
rails/health#show 10 ms 100.0%
SELECT users.*, COUNT(DISTINCT posts.id) as post_count, COUNT(DISTINCT comments.id) as comment_count, SUM(posts.view_count) as total_views, AVG(posts.view_count) as avg_views, MIN(posts.created_at) as first_post, MAX(posts.created_at) as latest_post FR... 22 ms 220.0%
rails/health#show 10 ms 100.0%
rails/health#show 10 ms 100.0%
posts/show 13 ms 130.0%
SELECT COUNT(*) FROM comments WHERE post_id = ? 30 ms 300.0%