Request Details

Route
/users/:id PUT
Timestamp
Sep 22, 2026 11:57 PM
Duration
69.15 ms
Status
201
Response Size
8.2 KB
Error
No

Performance Breakdown

Database
37.5% (4 queries)
View Rendering
25.0%
Application Logic
37.5%
Other Operations
0.0%
Total Operations
7
Slowest Operation
69.15 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 46.0ms 92.1ms 138.1ms 184.1ms

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
home/index 38 ms 55.0%
users#update 69 ms 100.0%
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... 34 ms 49.2%
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... 3 ms 4.3%
SELECT id, name FROM users WHERE email = ? 21 ms 30.4%
users/index 8 ms 11.6%
SELECT * FROM posts WHERE created_at > ? 11 ms 15.9%