Request Details

Route
/users/:id PUT
Timestamp
Sep 13, 2026 4:48 AM
Duration
31.42 ms
Status
204
Response Size
6.2 KB
Error
No

Performance Breakdown

Database
12.2% (2 queries)
View Rendering
42.9%
Application Logic
44.9%
Other Operations
0.0%
Total Operations
7
Slowest Operation
38.0 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 35.0ms 69.9ms 104.9ms 139.8ms

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
SELECT * FROM posts WHERE created_at > ? 11 ms 35.0%
layouts/application 7 ms 22.3%
users#update 31 ms 100.0%
layouts/application 38 ms 121.0%
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... 6 ms 19.1%
layouts/application 15 ms 47.7%
users#update 31 ms 100.0%