Request Details

Route
/users/:id PUT
Timestamp
Sep 09, 2026 5:30 PM
Duration
20.75 ms
Status
200
Response Size
20 KB
Error
No

Performance Breakdown

Database
11.1% (1 query)
View Rendering
75.4%
Application Logic
13.5%
Other Operations
0.0%
Total Operations
6
Slowest Operation
40.0 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 38.4ms 76.9ms 115.3ms 153.8ms

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 18 ms 86.7%
users#update 21 ms 100.0%
home/index 30 ms 144.6%
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... 17 ms 81.9%
home/index 40 ms 192.7%
layouts/application 28 ms 134.9%