Request Details

Route
/api/v1/users GET
Timestamp
Sep 23, 2026 2:38 AM
Duration
55.99 ms
Status
200
Response Size
8.8 KB
Error
No

Performance Breakdown

Database
25.8% (2 queries)
View Rendering
17.7%
Application Logic
56.6%
Other Operations
0.0%
Total Operations
5
Slowest Operation
55.99 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 49.5ms 99.0ms 148.5ms 198.0ms

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.* 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... 27 ms 48.2%
api/v1/users#index 56 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... 24 ms 42.9%
home/index 35 ms 62.5%
api/v1/users#index 56 ms 100.0%